Active NPI 1912173741 Individual Practitioner Male Practitioner

Dr. Christopher James Rierson , DO

Orthopaedic Surgery • Spencer, IA

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Dr. Christopher Rierson, DO is a certified Orthopaedic Surgery practicing in Spencer, IA. With approximately 27 years of clinical experience since graduating from University Of Iowa, Rj & L Carver College Of Medicine in 1999, Dr. Rierson delivers high-quality medical care to the local community at 1200 1ST AVE E.

Dr. Rierson maintains professional affiliations with Lakes Regional Healthcare, Avera Mckennan, Spencer Municipal Hospital and accepts Medicare assignment.

Frequently performed procedures and clinical services include aspiration and/or injection of fluid from large joint, injection, triamcinolone acetonide, not otherwise specified, 10 mg, established patient outpatient office visit. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

1200 1st Ave E
Ste C

Spencer, IA 513014342

Telephone 7122627511

Fax 7122623658

Associated Practice Facility / Clinic

🏢 Midwest Radiology And Imaging Pc Facility NPI 1720081524

Medicare Profile & Education

Medical School

University Of Iowa, Rj & L Carver College Of Medicine

Graduation Year

1999

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Orthopaedic Surgery in Spencer, IA

Senior Veteran Specialist (>20 Yrs)

Practitioner Clinical Experience

27 Yrs +4.7 yrs vs City Avg

City Avg: 22.3 Yrs

State Avg: 24.7 Yrs

Regional Practice Density

5 Specialists

Practicing in Spencer, IA (271 Statewide)

Telehealth Adoption Rate

0.0% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount

70.7% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Rierson (27 Years) 27 Yrs

Spencer Specialty Average (22.3 Years) 22.3 Yrs

Performed Procedures & Service Volume

Top Medicare Part B procedures performed by this practitioner

CMS Official Data (2024)

Reporting Year:

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
20610 Aspiration and/or injection of fluid from large joint	697	378	$75.27	$44.19
J3301 Injection, triamcinolone acetonide, not otherwise specified, 10 mg	696	63	$6.00	$0.97
99213 Established patient office or other outpatient visit, typically 15 minutes	372	287	$56.38	$54.30
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	276	195	$34.00	$32.47
73030 X-ray of shoulder, minimum of 2 views	141	115	$35.03	$9.09
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	137	137	$77.81	$73.13
20610 Aspiration and/or injection of fluid from large joint	130	64	$259.65	$68.22
73564 X-ray of knee, 4 or more views	119	117	$41.66	$11.73
73562 X-ray of knee, 3 views	117	78	$31.53	$8.57
73502 X-ray of hip, 2-3 views	102	67	$36.00	$10.03
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	87	84	$84.14	$79.18
20985 Computer-assisted surgery for muscle and bone procedure	80	79	$473.00	$127.60
27447 Replacement of knee joint, both sides of knee	47	46	$4500.00	$1145.41
73110 X-ray of wrist, minimum of 3 views	43	26	$29.95	$8.35
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	31	22	$114.00	$53.44
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	30	27	$171.00	$72.61
20605 Aspiration and/or injection of medium joint or joint capsule	30	23	$62.20	$33.52
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	29	29	$230.00	$101.46
73610 X-ray of ankle, minimum of 3 views	28	15	$28.00	$7.79
99213 Established patient office or other outpatient visit, typically 15 minutes	24	21	$172.33	$82.76
73501 X-ray of hip with pelvis, 1 view	24	22	$31.00	$8.45
27130 Replacement of thigh bone and hip joint with prosthesis	24	24	$4300.00	$1109.19
11750 Permanent removal fingernail or toenail	23	16	$193.00	$77.47
73630 X-ray of foot, minimum of 3 views	19	18	$28.42	$7.90
20600 Aspiration and/or injection of fluid from small joint	18	18	$52.78	$31.61
20550 Injection into tendon or ligament	17	14	$58.24	$30.29
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	16	16	$130.00	$122.69
72100 X-ray of lower and sacral spine, 2-3 views	15	15	$65.00	$10.08
23472 Prosthetic repair of shoulder joint, total shoulder	15	15	$4548.00	$1293.68
72170 X-ray of pelvis, 1-2 views	13	11	$28.00	$7.80
73502 X-ray of hip, 2-3 views	12	12	$82.75	$18.57
29881 Removal of knee cartilage using an endoscope	11	11	$1850.00	$490.72

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
J3301 Injection, triamcinolone acetonide, not otherwise specified, 10 mg	600	56	$6.00	$1.07
20610 Aspiration and/or injection of fluid from large joint	598	358	$76.55	$44.85
99213 Established patient office or other outpatient visit, typically 15 minutes	519	379	$55.00	$54.23
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	220	174	$34.00	$33.07
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	151	136	$82.38	$79.06
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	150	150	$75.16	$73.06
73562 X-ray of knee, 3 views	142	96	$31.87	$8.85
73564 X-ray of knee, 4 or more views	136	132	$42.53	$12.02
73502 X-ray of hip, 2-3 views	132	95	$36.00	$10.23
73030 X-ray of shoulder, minimum of 2 views	106	80	$32.89	$8.84
20610 Aspiration and/or injection of fluid from large joint	102	53	$269.66	$69.24
20985 Computer-assisted surgery for muscle and bone procedure	80	78	$473.00	$130.01
73110 X-ray of wrist, minimum of 3 views	48	23	$28.00	$7.96
27447 Replacement of knee joint, both sides of knee	44	42	$4500.00	$1161.08
99213 Established patient office or other outpatient visit, typically 15 minutes	37	32	$176.08	$84.14
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	34	31	$111.65	$53.29
20605 Aspiration and/or injection of medium joint or joint capsule	32	28	$56.00	$31.31
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	31	31	$248.00	$105.74
27130 Replacement of thigh bone and hip joint with prosthesis	29	29	$4300.00	$1162.30
73610 X-ray of ankle, minimum of 3 views	27	16	$29.04	$8.54
73630 X-ray of foot, minimum of 3 views	25	23	$27.00	$7.64
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	24	24	$160.88	$124.29
73130 X-ray of hand, minimum of 3 views	20	16	$28.00	$7.97
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	19	18	$171.00	$73.90
20600 Aspiration and/or injection of fluid from small joint	16	14	$50.00	$31.64
20550 Injection into tendon or ligament	16	16	$58.44	$37.05
29881 Removal of knee cartilage using an endoscope	15	15	$1850.00	$495.36
72100 X-ray of lower and sacral spine, 2-3 views	15	15	$65.00	$10.24
72170 X-ray of pelvis, 1-2 views	15	14	$28.00	$7.95
72110 X-ray of lower and sacral spine, minimum of 4 views	14	14	$50.00	$11.88
64721 Release and/or relocation of hand nerve	14	12	$1551.43	$414.58
73521 X-ray of both hips, 2 views	11	11	$37.00	$10.21

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
20610 Aspiration and/or injection of fluid from large joint	499	305	$75.83	$44.92
J3301 Injection, triamcinolone acetonide, not otherwise specified, 10 mg	344	41	$3.69	$1.13
99213 Established patient office or other outpatient visit, typically 15 minutes	325	247	$56.82	$54.54
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	215	172	$34.00	$33.66
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	150	144	$84.80	$79.69
73502 X-ray of hip, 2-3 views	139	98	$36.00	$10.49
73562 X-ray of knee, 3 views	136	87	$31.90	$9.08
73564 X-ray of knee, 4 or more views	117	117	$45.85	$13.09
73030 X-ray of shoulder, minimum of 2 views	99	78	$32.97	$9.17
20985 Computer-assisted surgery for muscle and bone procedure	93	91	$473.00	$132.49
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	88	88	$75.98	$73.20
20610 Aspiration and/or injection of fluid from large joint	67	38	$159.50	$62.73
99213 Established patient office or other outpatient visit, typically 15 minutes	58	37	$110.38	$88.17
27447 Replacement of knee joint, both sides of knee	49	48	$4500.00	$1161.92
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	45	45	$140.98	$127.14
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	37	36	$171.00	$66.73
99202 New patient office or other outpatient visit, typically 20 minutes	28	28	$51.00	$46.20
27130 Replacement of thigh bone and hip joint with prosthesis	26	26	$4300.00	$1177.48
73110 X-ray of wrist, minimum of 3 views	21	12	$28.00	$8.17
27446 Repair of knee joint	19	19	$3632.00	$1060.08
23472 Prosthetic repair of shoulder joint, total shoulder	19	18	$4548.00	$1288.41
20605 Aspiration and/or injection of medium joint or joint capsule	18	15	$63.22	$32.59
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	14	11	$109.88	$52.86
29826 Shaving of part of shoulder bone and repair of ligament using an endoscope	13	13	$1000.00	$158.44
73502 X-ray of hip, 2-3 views	13	11	$45.70	$20.72
72170 X-ray of pelvis, 1-2 views	12	11	$28.00	$8.14
73521 X-ray of both hips, 2 views	12	12	$37.00	$10.46
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	12	12	$248.00	$105.02

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
J0897 Injection, denosumab, 1 mg	1,560	19	$28.00	$20.79
20610 Aspiration and/or injection of fluid from large joint	427	250	$66.50	$45.40
99213 Established patient office or other outpatient visit, typically 15 minutes	371	281	$51.51	$50.68
J3301 Injection, triamcinolone acetonide, not otherwise specified, 10 mg	333	45	$3.39	$1.27
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	192	146	$30.52	$30.52
73562 X-ray of knee, 3 views	138	85	$33.47	$9.74
73502 X-ray of hip, 2-3 views	109	69	$36.93	$10.67
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	96	96	$74.00	$74.00
73564 X-ray of knee, 4 or more views	96	96	$44.32	$12.89
73030 X-ray of shoulder, minimum of 2 views	83	60	$31.33	$9.28
20985 Computer-assisted surgery for muscle and bone procedure	82	79	$269.40	$134.86
99213 Established patient office or other outpatient visit, typically 15 minutes	82	61	$111.96	$86.65
20610 Aspiration and/or injection of fluid from large joint	81	48	$122.80	$62.06
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	45	43	$83.67	$80.33
27447 Replacement of knee joint, both sides of knee	43	39	$4500.00	$1196.23
99202 New patient office or other outpatient visit, typically 20 minutes	42	42	$51.00	$46.76
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	38	22	$64.53	$54.09
27130 Replacement of thigh bone and hip joint with prosthesis	27	26	$4166.22	$1159.15
96372 Injection beneath the skin or into muscle for therapy, diagnosis, or prevention	26	19	$50.00	$13.36
73110 X-ray of wrist, minimum of 3 views	26	13	$28.00	$8.30
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	20	19	$166.50	$68.02
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	19	19	$143.00	$129.26
27446 Repair of knee joint	17	15	$3358.12	$1021.17
73560 X-ray of knee, 1-2 views	17	11	$27.00	$7.95
20605 Aspiration and/or injection of medium joint or joint capsule	15	12	$56.00	$30.50
29881 Removal of knee cartilage using an endoscope	14	14	$1850.00	$507.07
72100 X-ray of lower and sacral spine, 2-3 views	13	13	$65.00	$10.67
23472 Prosthetic repair of shoulder joint, total shoulder	13	13	$4418.54	$1350.76
72170 X-ray of pelvis, 1-2 views	12	11	$28.00	$8.30

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
20610 Aspiration and/or injection of fluid from large joint	348	221	$67.23	$47.12
J3301 Injection, triamcinolone acetonide, not otherwise specified, 10 mg	330	44	$4.33	$1.47
99213 Established patient office or other outpatient visit, typically 15 minutes	277	222	$51.69	$49.75
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	265	194	$30.27	$24.85
73562 X-ray of knee, 3 views	143	98	$32.95	$10.23
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	91	91	$77.82	$73.21
73564 X-ray of knee, 4 or more views	73	73	$45.62	$13.71
20610 Aspiration and/or injection of fluid from large joint	72	48	$159.25	$63.66
73030 X-ray of shoulder, minimum of 2 views	70	54	$30.86	$9.62
20985 Computer-assisted surgery for muscle and bone procedure	66	62	$208.00	$140.09
73502 X-ray of hip, 2-3 views	64	49	$36.00	$11.55
99213 Established patient office or other outpatient visit, typically 15 minutes	58	52	$112.81	$71.17
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	55	38	$62.85	$44.64
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	42	40	$165.00	$70.33
27447 Replacement of knee joint, both sides of knee	35	30	$4500.00	$1291.33
99202 New patient office or other outpatient visit, typically 20 minutes	34	34	$51.00	$48.71
73562 X-ray of knee, 3 views	27	23	$40.93	$12.67
73110 X-ray of wrist, minimum of 3 views	27	12	$47.70	$9.00
29881 Removal of knee cartilage using an endoscope	19	19	$1780.77	$517.36
73030 X-ray of shoulder, minimum of 2 views	19	16	$26.13	$19.69
27130 Replacement of thigh bone and hip joint with prosthesis	18	18	$4300.00	$1298.59
73502 X-ray of hip, 2-3 views	13	11	$43.42	$15.27
72100 X-ray of lower and sacral spine, 2-3 views	12	11	$65.00	$11.15
23472 Prosthetic repair of shoulder joint, total shoulder	12	12	$4395.00	$1387.57
27446 Repair of knee joint	11	11	$3500.00	$1106.42
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	11	11	$248.00	$96.37

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
J3301 Injection, triamcinolone acetonide, not otherwise specified, 10 mg	2,236	285	$5.71	$1.59
20610 Aspiration and/or injection of fluid from large joint	477	294	$216.82	$59.58
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	446	303	$95.49	$42.14
99213 Established patient office or other outpatient visit, typically 15 minutes	326	264	$157.76	$69.64
73562 X-ray of knee, 3 views	224	117	$122.02	$35.37
73502 X-ray of hip, 2-3 views	118	67	$126.10	$36.59
73564 X-ray of knee, 4 or more views	102	102	$147.82	$42.75
73030 X-ray of shoulder, minimum of 2 views	82	59	$89.73	$27.87
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	81	81	$248.00	$100.77
20985 Computer-assisted surgery for muscle and bone procedure	74	72	$208.00	$136.28
99202 New patient office or other outpatient visit, typically 20 minutes	67	67	$169.58	$71.10
27447 Replacement of knee joint, both sides of knee	52	48	$4427.31	$1235.61
J7326 Hyaluronan or derivative, gel-one, for intra-articular injection, per dose	42	33	$870.24	$826.23
73110 X-ray of wrist, minimum of 3 views	36	15	$109.62	$32.42
72100 X-ray of lower and sacral spine, 2-3 views	24	23	$101.50	$28.14
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	20	19	$165.00	$68.83
29881 Removal of knee cartilage using an endoscope	19	19	$1780.67	$487.55
27130 Replacement of thigh bone and hip joint with prosthesis	19	19	$4300.00	$1257.07
27446 Repair of knee joint	19	19	$3500.00	$1074.57
20605 Aspiration and/or injection of medium joint or joint capsule	17	15	$157.04	$45.28
72170 X-ray of pelvis, 1-2 views	17	13	$70.74	$23.34
96372 Injection beneath the skin or into muscle for therapy, diagnosis, or prevention	11	11	$50.00	$15.65

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
J3301 Injection, triamcinolone acetonide, not otherwise specified, 10 mg	1,789	253	$5.62	$1.79
20610 Aspiration and/or injection of fluid from large joint	407	255	$189.72	$59.18
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	394	276	$88.34	$41.15
99213 Established patient office or other outpatient visit, typically 15 minutes	325	256	$143.87	$68.86
73562 X-ray of knee, 3 views	199	98	$117.80	$33.92
73502 X-ray of hip, 2-3 views	121	68	$111.66	$34.62
73564 X-ray of knee, 4 or more views	104	102	$153.64	$44.00
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	99	99	$234.51	$99.57
73030 X-ray of shoulder, minimum of 2 views	71	52	$81.25	$25.73
99202 New patient office or other outpatient visit, typically 20 minutes	65	65	$165.00	$69.91
20985 Computer-assisted surgery for muscle and bone procedure	52	51	$208.00	$136.53
27447 Replacement of knee joint, both sides of knee	43	42	$4500.00	$1256.89
J7326 Hyaluronan or derivative, gel-one, for intra-articular injection, per dose	36	27	$708.05	$517.14
72100 X-ray of lower and sacral spine, 2-3 views	28	28	$100.36	$28.34
27130 Replacement of thigh bone and hip joint with prosthesis	23	23	$4300.00	$1211.69
72170 X-ray of pelvis, 1-2 views	17	14	$64.29	$22.80
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	16	14	$152.00	$69.05
73560 X-ray of knee, 1-2 views	16	12	$94.50	$26.05
29881 Removal of knee cartilage using an endoscope	12	12	$1850.00	$500.89
99283 Emergency department visit with low level of medical decision making	12	12	$150.00	$58.59
99282 Emergency department visit with straightforward medical decision making	11	11	$125.00	$39.11

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
J3301 Injection, triamcinolone acetonide, not otherwise specified, 10 mg	1,250	192	$5.43	$1.81
99213 Established patient office or other outpatient visit, typically 15 minutes	393	274	$148.25	$68.18
20610 Aspiration and/or injection of fluid from large joint	300	199	$186.22	$58.06
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	218	157	$90.23	$40.55
73562 X-ray of knee, 3 views	174	88	$119.81	$33.53
73502 X-ray of hip, 2-3 views	143	78	$114.44	$36.05
73564 X-ray of knee, 4 or more views	107	105	$155.91	$44.09
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	81	81	$235.00	$98.85
73030 X-ray of shoulder, minimum of 2 views	74	52	$86.87	$25.70
J7326 Hyaluronan or derivative, gel-one, for intra-articular injection, per dose	46	31	$721.06	$551.12
99202 New patient office or other outpatient visit, typically 20 minutes	43	43	$165.00	$69.24
27447 Replacement of knee joint, both sides of knee	40	38	$4500.00	$1253.83
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	27	22	$152.00	$68.38
20985 Computer-assisted surgery for muscle and bone procedure	24	24	$208.00	$136.51
27130 Replacement of thigh bone and hip joint with prosthesis	23	23	$4300.00	$1254.31
72100 X-ray of lower and sacral spine, 2-3 views	23	22	$96.88	$26.95
73110 X-ray of wrist, minimum of 3 views	16	11	$94.01	$28.55
20605 Aspiration and/or injection of medium joint or joint capsule	14	12	$147.09	$44.05
72170 X-ray of pelvis, 1-2 views	14	11	$48.09	$21.28
A4565 Slings	12	12	$25.00	$8.43
27446 Repair of knee joint	11	11	$2204.00	$1071.73
29826 Shaving of part of shoulder bone and repair of ligament using an endoscope	11	11	$1000.00	$155.04

Medical Specialties & State Licenses

Orthopaedic Surgery Primary Specialty

NUCC Taxonomy Code: 207X00000X

State License IA 4395

An orthopaedic surgeon is trained in the preservation, investigation and restoration of the form and function of the extremities, spine and associated structures by medical, surgical and physical means. An orthopaedic surgeon is involved with the care of patients whose musculoskeletal problems include congenital deformities, trauma, infections, tumors, metabolic disturbances of the musculoskeletal system, deformities, injuries and degenerative diseases of the spine, hands, feet, knee, hip, shoulder and elbow in children and adults. An orthopaedic surgeon is also concerned with primary and secondary muscular problems and the effects of central or peripheral nervous system lesions of the musculoskeletal system.

Hospital & Practice Group Affiliations

Spencer Municipal Hospital

1200 1st Ave E C, Spencer, IA 513014342

Phone: 7122627511

Lakes Regional Healthcare

2408 Zenith Ave E, Spirit Lake, IA 513601068

Phone: 7123361230

Spencer Municipal Hospital

1200 1st Ave E, Spencer, IA 513014342

Spencer Municipal Hospital

1200 1st Ave E, Spencer, IA 513014330

Avera Mckennan

1216 Ryans Rd, Worthington, MN 561871722

Phone: 5073722921

Avera Mckennan

941 County Rd, Heron Lake, MN 561371408

Phone: 5077932349

Avera Mckennan

1216 Ryans Rd, Worthington, MN 561871722

Phone: 5073722921

Lakes Regional Healthcare

2301 Hwy 71, Spirit Lake, IA 513601184

Spencer Municipal Hospital

1200 1st Ave E, Spencer, IA 513014342

Phone: 7122646198

Lakes Regional Healthcare

1216 Ryans Rd, Worthington, MN 561871781

Phone: 7123368708

Lakes Regional Healthcare

600 9th Ave N, Sibley, IA 512491012

Phone: 7123368708

Practice Associates & Co-Workers

Healthcare professionals and specialists practicing at this location or sharing practice phone/fax

21 Associated Practitioners

Amee Norris , PTA

Physical Therapy Assistant

NPI 1114051372

Physical Therapist Assistant

Kevin Carlson , ATC, L

Specialist/Technologist - Athletic Trainer

NPI 1144281916

Certified Athletic Trainer, L

Rachele Randall , PA-C

Physician Assistant

NPI 1215363197

Physician Assistant (Certified)

Dr. Andrew Pick , DO

Orthopaedic Surgery

NPI 1306144464

Doctor of Osteopathic Medicine (D.O.)

Patricia Hansen , RN

Registered Nurse

NPI 1336408434

Registered Nurse

Dr. Philip Deffer , MD

Orthopaedic Surgery - Hand Surgery

NPI 1356344261

Doctor of Medicine (M.D.)

Career & Practice History Timeline

Chronological log of verified NPI updates, location relocations, credentials, and registry changes

6 Historical Events

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NPI Profile Active October 01, 2013

NPI status registered as active in NPPES database

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Updated Practice Location October 01, 2013

Registered at 1200 1ST AVE E, STE C, SPENCER, IA 513014342 (Tel: 7122627511)

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Updated Business Mailing Address October 01, 2013

Registered at 1200 1ST AVE E, STE C, SPENCER, IA 513014342 (Tel: 7122627511)

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Provider Name / Credentials Updated October 01, 2013

Recorded as CHRISTOPHER RIERSON, DO

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Medical Taxonomy / Specialty Registered (Primary Specialty) October 01, 2013

Orthopaedic Surgery (License #4395 in IA)

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Initial NPI Registration & Enumeration May 01, 2008

First registered as active Individual Practitioner in NPPES Database.

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NPI Administrative Meta

NPI Number: 1912173741

Entity Type:

Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)

Enumeration Date: May 01, 2008

Last Update: October 01, 2013

Sole Proprietor: No

Update or Correct Profile

Mailing Address

1200 1st Ave E, Ste C

Spencer, IA 513014342

Phone: 7122627511

Public Domain Record This profile contains public domain information published by CMS and NPPES under the Freedom of Information Act (FOIA).

⚠️ Medical Disclaimer

This directory listing is for informational purposes only and does not constitute medical advice, diagnosis, or physician endorsement. If you are experiencing a medical emergency, please call 911 immediately.