Active NPI 1104818996 Individual Practitioner Male Practitioner

Dr. James A Davison , MD

Ophthalmology • Marshalltown, IA

Professional Overview & Biography Verified Profile Summary

Dr. James Davison, MD is a registered healthcare professional specializing in Ophthalmology in Marshalltown, IA. Practice services are available at 309 E CHURCH ST under active NPI credentials.

Frequently performed procedures and clinical services include measurement of corneal curvature and depth of eye, removal of cataract with insertion of lens, new 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

309 E Church St

Marshalltown, IA 501582946

Telephone 6417546200

Fax 6417527420

Associated Practice Facility / Clinic

🏢 Wolfe Clinic Eye Centers Lc Facility NPI 1720067424

Specialty Benchmarks & Practice Insights

Comparative analytics for Ophthalmology in Marshalltown, IA

Active Practitioner

Practitioner Clinical Experience

Active

City Avg: 6.0 Yrs

State Avg: 27.5 Yrs

Regional Practice Density

4 Specialists

Practicing in Marshalltown, IA (233 Statewide)

Telehealth Adoption Rate

0.0% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount

71.6% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

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
92136 Measurement of corneal curvature and depth of eye	345	122	$96.46	$23.35
66984 Removal of cataract with insertion of lens	307	114	$1417.52	$272.74
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	102	102	$304.00	$153.21
66982 Complex removal of cataract with insertion of prosthetic lens	61	26	$1575.15	$395.06
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	55	55	$201.00	$118.20
66821 Removal of recurring cataract in lens capsule using a laser	41	40	$967.59	$327.66
92134 Imaging of retina	38	38	$111.00	$34.82

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
92136 Measurement of corneal curvature and depth of eye	823	293	$96.57	$23.66
66984 Removal of cataract with insertion of lens	821	273	$1296.85	$250.19
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	167	167	$304.00	$154.53
92134 Imaging of retina	136	133	$111.00	$35.17
92004 New patient complete exam of visual system	106	106	$361.00	$137.08
66982 Complex removal of cataract with insertion of prosthetic lens	102	41	$1532.82	$370.37
66821 Removal of recurring cataract in lens capsule using a laser	85	82	$1019.31	$325.56
92014 Established patient complete exam of visual system	71	70	$303.00	$116.44
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	55	54	$201.00	$118.88
92133 Imaging of optic nerve	23	23	$110.00	$31.94
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	11	11	$85.00	$52.22

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
66984 Removal of cataract with insertion of lens	1,366	482	$1318.73	$263.67
92136 Measurement of corneal curvature and depth of eye	1,069	379	$96.53	$24.95
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	185	185	$304.00	$155.55
66982 Complex removal of cataract with insertion of prosthetic lens	172	81	$1498.00	$378.43
92004 New patient complete exam of visual system	135	135	$361.00	$141.55
92134 Imaging of retina	133	133	$110.89	$35.91
66821 Removal of recurring cataract in lens capsule using a laser	114	112	$1031.39	$315.52
92014 Established patient complete exam of visual system	113	110	$303.00	$118.45
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	81	81	$201.00	$120.85
66984 Removal of cataract with insertion of lens	29	13	$1207.83	$319.47
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	22	21	$85.00	$52.67
92133 Imaging of optic nerve	17	17	$110.00	$33.42
99213 Established patient office or other outpatient visit, typically 15 minutes	17	17	$140.00	$85.25
99202 New patient office or other outpatient visit, typically 20 minutes	11	11	$139.00	$68.16

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
92136 Measurement of corneal curvature and depth of eye	2,235	783	$96.58	$27.18
66984 Removal of cataract with insertion of lens	1,269	435	$876.89	$257.69
66984 Removal of cataract with insertion of lens	445	171	$1048.75	$293.23
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	435	435	$304.00	$159.57
92004 New patient complete exam of visual system	338	338	$358.94	$143.53
92134 Imaging of retina	254	253	$110.00	$36.92
66821 Removal of recurring cataract in lens capsule using a laser	227	225	$1107.62	$327.13
66982 Complex removal of cataract with insertion of prosthetic lens	219	91	$964.24	$347.65
92014 Established patient complete exam of visual system	202	201	$299.85	$120.64
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	104	104	$199.53	$123.79
66982 Complex removal of cataract with insertion of prosthetic lens	73	36	$1097.42	$382.46
92133 Imaging of optic nerve	46	46	$110.00	$33.43
99213 Established patient office or other outpatient visit, typically 15 minutes	38	38	$137.76	$87.00
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	32	32	$200.00	$106.56
36415 Insertion of needle into vein for collection of blood sample	21	18	$10.00	$3.00
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	18	18	$82.50	$53.45
92012 Established patient problem focused exam of visual system	17	17	$208.35	$85.60

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
92136 Measurement of corneal curvature and depth of eye	1,797	633	$96.51	$30.02
66984 Removal of cataract with insertion of lens	1,406	480	$885.89	$264.61
66984 Removal of cataract with insertion of lens	370	141	$1051.39	$299.42
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	354	354	$304.00	$156.68
66821 Removal of recurring cataract in lens capsule using a laser	214	212	$1083.64	$324.10
92004 New patient complete exam of visual system	212	212	$356.00	$144.49
66982 Complex removal of cataract with insertion of prosthetic lens	155	65	$975.87	$355.49
92014 Established patient complete exam of visual system	150	150	$297.00	$120.00
92134 Imaging of retina	132	131	$110.00	$37.08
99213 Established patient office or other outpatient visit, typically 15 minutes	106	104	$135.00	$71.49
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	104	104	$200.00	$102.64
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	60	60	$198.00	$104.42
66982 Complex removal of cataract with insertion of prosthetic lens	41	18	$909.07	$340.80
92133 Imaging of optic nerve	37	37	$110.00	$34.20

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
92136 Measurement of corneal curvature and depth of eye	2,030	713	$96.48	$32.27
66984 Removal of cataract with insertion of lens	1,839	612	$874.94	$303.56
66984 Removal of cataract with insertion of lens	594	228	$1038.82	$339.92
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	414	414	$304.00	$154.90
66821 Removal of recurring cataract in lens capsule using a laser	255	251	$1091.06	$322.21
92004 New patient complete exam of visual system	229	229	$356.00	$143.23
92014 Established patient complete exam of visual system	203	201	$297.00	$119.79
66982 Complex removal of cataract with insertion of prosthetic lens	199	85	$1029.75	$389.88
99213 Established patient office or other outpatient visit, typically 15 minutes	153	152	$135.00	$70.20
92134 Imaging of retina	119	114	$109.62	$37.16
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	71	71	$200.00	$101.80
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	64	64	$198.00	$103.12
92133 Imaging of optic nerve	44	44	$110.00	$33.77
66982 Complex removal of cataract with insertion of prosthetic lens	40	22	$1381.20	$486.33
92012 Established patient problem focused exam of visual system	12	12	$206.00	$83.63

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
92136 Measurement of corneal curvature and depth of eye	2,240	789	$97.37	$34.68
66984 Removal of cataract with insertion of lens	1,693	595	$841.35	$292.80
66984 Removal of cataract with insertion of lens	561	220	$1020.80	$335.22
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	538	538	$304.00	$153.09
66982 Complex removal of cataract with insertion of prosthetic lens	325	143	$993.66	$368.41
66821 Removal of recurring cataract in lens capsule using a laser	291	290	$1082.96	$319.38
92004 New patient complete exam of visual system	220	220	$356.00	$140.64
92014 Established patient complete exam of visual system	204	204	$297.00	$117.51
99213 Established patient office or other outpatient visit, typically 15 minutes	174	171	$135.00	$68.02
76519 Ultrasound of eye for determination of lens power	146	72	$99.04	$31.08
92134 Imaging of retina	120	120	$108.13	$36.83
66982 Complex removal of cataract with insertion of prosthetic lens	80	40	$1084.05	$392.85
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	69	69	$198.00	$100.18
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	69	69	$200.00	$99.65
99202 New patient office or other outpatient visit, typically 20 minutes	60	60	$139.00	$70.00
92133 Imaging of optic nerve	42	42	$108.93	$33.46
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	31	29	$80.00	$40.89

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
92136 Measurement of corneal curvature and depth of eye	2,662	929	$96.54	$37.82
66984 Removal of cataract with insertion of lens	1,869	651	$829.04	$287.20
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	721	721	$250.00	$152.25
66984 Removal of cataract with insertion of lens	654	241	$915.65	$311.92
66982 Complex removal of cataract with insertion of prosthetic lens	361	148	$926.38	$347.81
66821 Removal of recurring cataract in lens capsule using a laser	312	306	$1055.29	$315.72
92004 New patient complete exam of visual system	203	203	$300.00	$138.02
92014 Established patient complete exam of visual system	201	200	$250.00	$115.45
76519 Ultrasound of eye for determination of lens power	165	84	$99.70	$30.62
99213 Established patient office or other outpatient visit, typically 15 minutes	147	144	$120.00	$68.06
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	141	139	$175.00	$100.49
66982 Complex removal of cataract with insertion of prosthetic lens	129	66	$1189.02	$418.78
92134 Imaging of retina	124	120	$106.37	$35.44
99202 New patient office or other outpatient visit, typically 20 minutes	69	69	$115.00	$69.34
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	62	62	$160.00	$98.56
92133 Imaging of optic nerve	46	45	$110.00	$33.27
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	29	28	$70.00	$39.62
92012 Established patient problem focused exam of visual system	18	17	$175.00	$79.50
92020 Examination of cornea and iris using lens device and slit lamp	11	11	$55.00	$25.33
92083 Exam of visual field with extended testing	11	11	$175.00	$57.79

Medical Specialties & State Licenses

Ophthalmology Primary Specialty

NUCC Taxonomy Code: 207W00000X

State License IA 22087

An ophthalmologist has the knowledge and professional skills needed to provide comprehensive eye and vision care. Ophthalmologists are medically trained to diagnose, monitor and medically or surgically treat all ocular and visual disorders. This includes problems affecting the eye and its component structures, the eyelids, the orbit and the visual pathways. In so doing, an ophthalmologist prescribes vision services, including glasses and contact lenses.

Additional State Medicaid & Healthcare Payer Identifiers

Medicaid State Provider ID

0172262 (IA)

Commercial Insurance / Payer ID Wellmark Blue Cross

39217 (IA)

Commercial Insurance / Payer ID Railroad Medicare

180011426 (IA)

Practice Associates & Co-Workers

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

11 Associated Practitioners

Dr. Bruce Vircks , AuD

Audiologist-Hearing Aid Fitter

NPI 1043299449

Doctor of Audiology

Dr. John Trible , MD

Ophthalmology

NPI 1104818939

Doctor of Medicine (M.D.)

Dr. Alex Kartvelishvili , MD

Ophthalmology

NPI 1215124706

Doctor of Medicine (M.D.)

Dr. Christine Semler-Blue , OD

Optometrist

NPI 1568454379

Doctor of Optometry

Katie Mennenga

Hearing Instrument Specialist

NPI 1619232766

Dr. Denise Gimbel , OD

Optometrist

NPI 1740272574

Doctor of Optometry

Career & Practice History Timeline

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

6 Historical Events

✅

NPI Profile Active May 12, 2015

NPI status registered as active in NPPES database

📍

Updated Practice Location May 12, 2015

Registered at 309 E CHURCH ST, MARSHALLTOWN, IA 501582946 (Tel: 6417546200)

📍

Updated Business Mailing Address May 12, 2015

Registered at 309 E CHURCH ST, MARSHALLTOWN, IA 501582946 (Tel: 6417546200)

👤

Provider Name / Credentials Updated May 12, 2015

Recorded as JAMES DAVISON, MD

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) May 12, 2015

Ophthalmology (License #22087 in IA)

🟢

Initial NPI Registration & Enumeration August 17, 2005

First registered as active Individual Practitioner in NPPES Database.

Patient & Community Reviews

Verified patient ratings, medical care experiences, and facility photos

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NPI Administrative Meta

NPI Number: 1104818996

Entity Type:

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

Enumeration Date: August 17, 2005

Last Update: May 12, 2015

Sole Proprietor: No

Update or Correct Profile

Mailing Address

309 E Church St

Marshalltown, IA 501582946

Phone: 6417546200

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.