Active NPI 1801042239 Individual Practitioner Male Practitioner

Dr. Christopher Darin Parrish , DO

Internal Medicine • Princeton, WV

Professional Overview & Biography Verified Profile Summary

Dr. Christopher Parrish, DO is a registered healthcare professional specializing in Internal Medicine in Princeton, WV. Practice services are available at 407 12TH STREET EXT under active NPI credentials.

Frequently performed procedures and clinical services include established patient outpatient office visit, injection beneath the skin or into muscle for therapy, diagnosis, or prevention, injection, vitamin b-12 cyanocobalamin, up to 1000 mcg. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

407 12th Street Ext

Princeton, WV 247402300

Telephone 3044870232

Associated Practice Facility / Clinic

🏢 Blue Ridge Internal Medicine Inc. Facility NPI 1285729178

Specialty Benchmarks & Practice Insights

Comparative analytics for Internal Medicine in Princeton, WV

Active Practitioner

Practitioner Clinical Experience

Active

City Avg: 16.3 Yrs

State Avg: 27.3 Yrs

Regional Practice Density

9 Specialists

Practicing in Princeton, WV (800 Statewide)

Telehealth Adoption Rate

11.1% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount

14.4% 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 (2023)

Reporting Year:

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	201	196	$133.84	$121.25
96372 Injection beneath the skin or into muscle for therapy, diagnosis, or prevention	109	47	$28.00	$13.19
J3420 Injection, vitamin b-12 cyanocobalamin, up to 1000 mcg	80	37	$3.57	$2.01
99213 Established patient office or other outpatient visit, typically 15 minutes	34	34	$93.70	$85.70
99211 Office or other outpatient visit for the evaluation and management of established patient that may not require presence of healthcare professional	14	14	$32.71	$21.12
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	11	11	$136.08	$123.03

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	790	463	$134.08	$120.33
80053 Blood test, comprehensive group of blood chemicals	707	454	$22.71	$10.41
85025 Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count	697	453	$21.13	$7.66
84443 Blood test, thyroid stimulating hormone (TSH)	652	430	$39.84	$16.52
80061 Blood test, lipids (cholesterol and triglycerides)	649	444	$14.69	$13.11
84439 Thyroxine (thyroid chemical), free	649	429	$13.40	$8.84
82306 Vitamin d-3 level	592	416	$33.38	$29.09
83735 Magnesium level	577	395	$10.31	$6.55
81000 Manual urinalysis test with examination using microscope, non-automated	570	377	$4.52	$3.93
96372 Injection beneath the skin or into muscle for therapy, diagnosis, or prevention	552	100	$28.02	$13.38
82607 Cyanocobalamin (vitamin B-12) level	543	396	$18.57	$14.77
82746 Folic acid level	530	389	$16.40	$14.42
J3420 Injection, vitamin b-12 cyanocobalamin, up to 1000 mcg	441	56	$3.60	$1.71
83036 Hemoglobin A1C level	374	257	$12.06	$9.50
99213 Established patient office or other outpatient visit, typically 15 minutes	171	139	$93.74	$84.60
90674 Influenza vaccine, quadrivalent derived from cell cultures, preservative and antibiotic free	144	144	$50.88	$30.92
J1885 Injection, ketorolac tromethamine, per 15 mg	144	27	$15.90	$0.55
J3301 Injection, triamcinolone acetonide, not otherwise specified, 10 mg	144	31	$2.25	$1.14
G0008 Administration of influenza virus vaccine	142	142	$39.64	$26.42
G0103 Prostate cancer screening; prostate specific antigen test (psa)	82	82	$29.22	$18.13
J1100 Injection, dexamethasone sodium phosphate, 1 mg	80	38	$10.00	$0.12
99211 Office or other outpatient visit for the evaluation and management of established patient that may not require presence of healthcare professional	78	55	$32.23	$21.24
J0696 Injection, ceftriaxone sodium, per 250 mg	72	12	$16.02	$0.49
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	56	56	$136.08	$125.00
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	41	36	$58.75	$49.81
20610 Aspiration and/or injection of fluid from large joint	32	24	$109.37	$60.55
99442 Telephone medical discussion with physician, 11-20 minutes	27	26	$87.38	$73.23

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	858	533	$134.41	$123.00
80053 Blood test, comprehensive group of blood chemicals	855	526	$22.87	$10.54
85025 Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count	829	517	$21.20	$7.76
84443 Blood test, thyroid stimulating hormone (TSH)	775	486	$40.28	$16.68
84439 Thyroxine (thyroid chemical), free	771	485	$14.11	$8.94
80061 Blood test, lipids (cholesterol and triglycerides)	760	492	$15.51	$13.23
82306 Vitamin d-3 level	735	485	$35.92	$29.28
83735 Magnesium level	713	465	$10.80	$6.63
81000 Manual urinalysis test with examination using microscope, non-automated	710	444	$4.83	$3.98
82607 Cyanocobalamin (vitamin B-12) level	696	455	$19.40	$14.91
82746 Folic acid level	655	444	$17.19	$14.52
96372 Injection beneath the skin or into muscle for therapy, diagnosis, or prevention	481	114	$24.70	$13.37
83036 Hemoglobin A1C level	448	294	$12.50	$9.63
J3420 Injection, vitamin b-12 cyanocobalamin, up to 1000 mcg	369	65	$3.59	$1.98
G0008 Administration of influenza virus vaccine	164	164	$25.00	$15.15
90674 Influenza vaccine, quadrivalent derived from cell cultures, preservative and antibiotic free	163	163	$50.91	$29.02
J1885 Injection, ketorolac tromethamine, per 15 mg	138	36	$15.86	$0.45
99443 Telephone medical discussion with physician, 21-30 minutes	92	92	$124.16	$124.36
J3301 Injection, triamcinolone acetonide, not otherwise specified, 10 mg	92	24	$2.35	$1.24
J1100 Injection, dexamethasone sodium phosphate, 1 mg	79	36	$10.00	$0.15
G0103 Prostate cancer screening; prostate specific antigen test (psa)	75	75	$30.68	$18.02
99211 Office or other outpatient visit for the evaluation and management of established patient that may not require presence of healthcare professional	65	49	$31.37	$21.02
99213 Established patient office or other outpatient visit, typically 15 minutes	48	42	$93.52	$85.46
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	40	40	$136.08	$127.86
20610 Aspiration and/or injection of fluid from large joint	30	21	$112.09	$59.40
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	28	26	$58.27	$52.23
84153 Psa (prostate specific antigen) measurement, total	14	13	$25.23	$18.39
99442 Telephone medical discussion with physician, 11-20 minutes	12	12	$87.38	$88.14

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	677	376	$114.07	$102.80
85025 Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count	557	371	$19.41	$7.66
80053 Blood test, comprehensive group of blood chemicals	541	362	$23.04	$10.43
84443 Blood test, thyroid stimulating hormone (TSH)	498	328	$36.60	$16.58
80061 Blood test, lipids (cholesterol and triglycerides)	494	339	$19.20	$13.15
84439 Thyroxine (thyroid chemical), free	491	324	$18.29	$8.90
81000 Manual urinalysis test with examination using microscope, non-automated	440	305	$5.89	$3.95
82306 Vitamin d-3 level	438	302	$41.68	$29.23
83735 Magnesium level	438	296	$12.29	$6.61
82607 Cyanocobalamin (vitamin B-12) level	414	290	$22.16	$14.90
82746 Folic acid level	395	276	$20.65	$14.51
96372 Injection beneath the skin or into muscle for therapy, diagnosis, or prevention	328	109	$26.89	$13.36
83036 Hemoglobin A1C level	327	224	$14.78	$9.55
J3420 Injection, vitamin b-12 cyanocobalamin, up to 1000 mcg	241	68	$3.38	$1.86
G0008 Administration of influenza virus vaccine	175	174	$24.88	$15.36
90756 Vaccine for influenza for injection into muscle	167	167	$28.14	$27.37
99443 Telephone medical discussion with physician, 21-30 minutes	102	98	$110.39	$105.01
J1885 Injection, ketorolac tromethamine, per 15 mg	100	21	$13.88	$0.55
J0696 Injection, ceftriaxone sodium, per 250 mg	80	17	$15.31	$0.59
99213 Established patient office or other outpatient visit, typically 15 minutes	59	52	$77.47	$71.03
G0103 Prostate cancer screening; prostate specific antigen test (psa)	55	55	$29.69	$18.52
99211 Office or other outpatient visit for the evaluation and management of established patient that may not require presence of healthcare professional	45	33	$31.73	$21.37
J1100 Injection, dexamethasone sodium phosphate, 1 mg	40	28	$8.40	$0.12
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	36	29	$42.93	$42.11
J1030 Injection, methylprednisolone acetate, 40 mg	32	26	$12.09	$5.97
G0180 Physician or allowed practitioner certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians and	23	19	$54.58	$50.68
20610 Aspiration and/or injection of fluid from large joint	23	14	$101.39	$55.20
99442 Telephone medical discussion with physician, 11-20 minutes	22	22	$76.00	$72.14
G0009 Administration of pneumococcal vaccine	16	16	$22.88	$14.35
G0179 Physician re-certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians to affirm the initial imp	15	11	$41.38	$38.50
90732 Vaccine for pneumococcal polysaccharide for injection beneath the skin or into muscle, patient 2 years or older	12	12	$109.40	$98.38

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	932	341	$112.01	$101.52
80053 Blood test, comprehensive group of blood chemicals	694	315	$16.08	$11.45
85025 Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count	689	314	$11.93	$8.43
80061 Blood test, lipids (cholesterol and triglycerides)	615	303	$21.74	$14.44
84443 Blood test, thyroid stimulating hormone (TSH)	612	292	$26.41	$18.11
83735 Magnesium level	603	291	$11.30	$7.21
84439 Thyroxine (thyroid chemical), free	603	286	$16.49	$9.72
82306 Vitamin d-3 level	564	290	$48.75	$31.91
81000 Manual urinalysis test with examination using microscope, non-automated	564	269	$5.94	$3.92
82607 Cyanocobalamin (vitamin B-12) level	480	238	$23.88	$16.22
96372 Injection beneath the skin or into muscle for therapy, diagnosis, or prevention	472	107	$25.86	$15.22
82746 Folic acid level	464	232	$22.80	$15.81
83036 Hemoglobin A1C level	386	191	$16.19	$10.42
J3420 Injection, vitamin b-12 cyanocobalamin, up to 1000 mcg	305	46	$2.00	$1.74
J1885 Injection, ketorolac tromethamine, per 15 mg	228	43	$10.00	$0.51
99213 Established patient office or other outpatient visit, typically 15 minutes	135	93	$75.66	$69.42
J0696 Injection, ceftriaxone sodium, per 250 mg	116	20	$15.00	$0.57
90674 Influenza vaccine, quadrivalent derived from cell cultures, preservative and antibiotic free	115	113	$24.53	$22.85
G0008 Administration of influenza virus vaccine	115	113	$22.55	$14.84
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	76	58	$47.16	$41.38
J1030 Injection, methylprednisolone acetate, 40 mg	72	49	$10.00	$6.23
J1100 Injection, dexamethasone sodium phosphate, 1 mg	70	48	$6.00	$0.12
20610 Aspiration and/or injection of fluid from large joint	48	28	$63.46	$53.17
G0103 Prostate cancer screening; prostate specific antigen test (psa)	37	37	$31.86	$19.49
99211 Office or other outpatient visit for the evaluation and management of established patient that may not require presence of healthcare professional	36	27	$22.86	$20.79
G0009 Administration of pneumococcal vaccine	29	29	$22.67	$15.24
11102 Tangential biopsy of single skin lesion	26	19	$100.31	$89.38
G0180 Physician or allowed practitioner certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians and	20	17	$54.58	$50.48
90670 Pneumococcal vaccine for injection into muscle	16	16	$212.60	$192.75
90732 Vaccine for pneumococcal polysaccharide for injection beneath the skin or into muscle, patient 2 years or older	15	15	$107.75	$105.59
99205 New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more	14	14	$233.31	$174.73

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
J0897 Injection, denosumab, 1 mg	1,020	11	$18.10	$17.80
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	917	336	$111.93	$100.09
96372 Injection beneath the skin or into muscle for therapy, diagnosis, or prevention	678	134	$26.29	$18.12
85025 Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count	669	315	$11.96	$9.30
80053 Blood test, comprehensive group of blood chemicals	663	318	$16.24	$12.60
84443 Blood test, thyroid stimulating hormone (TSH)	616	296	$26.61	$20.11
84439 Thyroxine (thyroid chemical), free	615	297	$16.98	$10.79
80061 Blood test, lipids (cholesterol and triglycerides)	599	304	$22.48	$16.02
83735 Magnesium level	590	297	$11.14	$7.99
81000 Manual urinalysis test with examination using microscope, non-automated	587	282	$6.09	$3.87
82306 Vitamin d-3 level	535	285	$50.25	$35.45
82607 Cyanocobalamin (vitamin B-12) level	436	235	$23.41	$18.13
82746 Folic acid level	417	223	$22.28	$17.71
J3420 Injection, vitamin b-12 cyanocobalamin, up to 1000 mcg	401	52	$2.00	$1.88
83036 Hemoglobin A1C level	358	197	$16.70	$11.53
J1885 Injection, ketorolac tromethamine, per 15 mg	306	57	$10.00	$0.55
J0696 Injection, ceftriaxone sodium, per 250 mg	256	43	$15.00	$0.59
90674 Influenza vaccine, quadrivalent derived from cell cultures, preservative and antibiotic free	130	128	$24.57	$22.84
G0008 Administration of influenza virus vaccine	129	127	$22.59	$17.97
J1030 Injection, methylprednisolone acetate, 40 mg	118	78	$10.00	$6.43
J1100 Injection, dexamethasone sodium phosphate, 1 mg	118	78	$6.00	$0.12
99213 Established patient office or other outpatient visit, typically 15 minutes	111	79	$76.60	$65.88
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	109	82	$46.83	$40.23
G0009 Administration of pneumococcal vaccine	64	63	$22.53	$18.26
20610 Aspiration and/or injection of fluid from large joint	62	34	$63.46	$51.16
90670 Pneumococcal vaccine for injection into muscle	47	46	$207.64	$194.73
99205 New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more	37	37	$219.16	$193.63
G0103 Prostate cancer screening; prostate specific antigen test (psa)	34	34	$30.03	$22.26
99211 Office or other outpatient visit for the evaluation and management of established patient that may not require presence of healthcare professional	28	19	$24.97	$19.58
11100 Biopsy of single growth of skin and/or tissue	27	26	$109.16	$94.60
90732 Vaccine for pneumococcal polysaccharide for injection beneath the skin or into muscle, patient 2 years or older	18	18	$103.79	$101.71

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
J0897 Injection, denosumab, 1 mg	1,620	16	$16.82	$16.54
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	914	325	$112.01	$98.11
80053 Blood test, comprehensive group of blood chemicals	613	286	$16.14	$11.15
85025 Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count	603	282	$11.71	$10.21
83735 Magnesium level	575	267	$11.27	$8.81
96372 Injection beneath the skin or into muscle for therapy, diagnosis, or prevention	571	129	$25.42	$22.21
80061 Blood test, lipids (cholesterol and triglycerides)	557	271	$22.97	$14.03
81000 Manual urinalysis test with examination using microscope, non-automated	545	257	$6.29	$4.13
84443 Blood test, thyroid stimulating hormone (TSH)	538	261	$27.12	$22.01
84439 Thyroxine (thyroid chemical), free	533	260	$17.61	$11.84
82306 Vitamin d-3 level	511	263	$51.58	$38.85
J3420 Injection, vitamin b-12 cyanocobalamin, up to 1000 mcg	353	46	$2.00	$1.96
83036 Hemoglobin A1C level	336	184	$16.99	$12.69
82607 Cyanocobalamin (vitamin B-12) level	331	191	$24.15	$19.97
82746 Folic acid level	309	182	$22.89	$19.46
J1885 Injection, ketorolac tromethamine, per 15 mg	196	39	$10.00	$0.61
J0696 Injection, ceftriaxone sodium, per 250 mg	184	36	$15.00	$0.61
G0008 Administration of influenza virus vaccine	109	106	$22.48	$21.36
90674 Influenza vaccine, quadrivalent derived from cell cultures, preservative and antibiotic free	96	96	$24.13	$23.08
J1100 Injection, dexamethasone sodium phosphate, 1 mg	92	68	$5.97	$0.11
J1030 Injection, methylprednisolone acetate, 40 mg	91	67	$9.95	$5.48
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	86	71	$46.01	$39.90
99213 Established patient office or other outpatient visit, typically 15 minutes	76	64	$76.21	$65.50
20610 Aspiration and/or injection of fluid from large joint	64	26	$63.46	$49.58
99205 New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more	37	37	$219.16	$196.35
11100 Biopsy of single growth of skin and/or tissue	33	27	$105.52	$93.88
80307 Testing for presence of drug, by chemistry analyzers	31	22	$71.22	$46.92
G0009 Administration of pneumococcal vaccine	29	28	$22.41	$21.96
G0103 Prostate cancer screening; prostate specific antigen test (psa)	23	23	$35.75	$22.43
99211 Office or other outpatient visit for the evaluation and management of established patient that may not require presence of healthcare professional	20	16	$30.25	$18.22
90732 Vaccine for pneumococcal polysaccharide for injection beneath the skin or into muscle, patient 2 years or older	17	17	$89.95	$88.15
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	16	16	$154.45	$129.31
G0180 Physician or allowed practitioner certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians and	16	14	$54.58	$49.92
Q2037 Influenza virus vaccine, split virus, when administered to individuals 3 years of age and older, for intramuscular use (fluvirin)	13	13	$22.38	$15.47
90670 Pneumococcal vaccine for injection into muscle	12	12	$181.06	$177.44

Medical Specialties & State Licenses

Internal Medicine Primary Specialty

NUCC Taxonomy Code: 207R00000X

State License WV 2402

A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.

Practice Associates & Co-Workers

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

4 Associated Practitioners

Ashley Larkin , FNP

Nurse Practitioner

NPI 1205548724

Family Nurse Practitioner

David Gray , FNP-C

Nurse Practitioner

NPI 1578528253

Family Nurse Practitioner (Certified)

Chereign Kelsor , APRN, FNP-BC

Nurse Practitioner - Family

NPI 1649154725

Advanced Practice Registered Nurse, Family Nurse Practitioner (Board Certified)

Dr. Todd Smith , DO

Internal Medicine

NPI 1780649889

Doctor of Osteopathic Medicine (D.O.)

Career & Practice History Timeline

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

6 Historical Events

✅

NPI Profile Active January 21, 2011

NPI status registered as active in NPPES database

📍

Updated Practice Location January 21, 2011

Registered at 407 12TH STREET EXT, PRINCETON, WV 247402300 (Tel: 3044870232)

📍

Updated Business Mailing Address January 21, 2011

Registered at 407 12TH STREET EXT, PRINCETON, WV 247402300 (Tel: 3044870232)

👤

Provider Name / Credentials Updated January 21, 2011

Recorded as CHRISTOPHER PARRISH, D.O.

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) January 21, 2011

Internal Medicine (License #2402 in WV)

🟢

Initial NPI Registration & Enumeration August 18, 2008

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: 1801042239

Entity Type:

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

Enumeration Date: August 18, 2008

Last Update: January 21, 2011

Sole Proprietor: No

Update or Correct Profile

Mailing Address

407 12th Street Ext

Princeton, WV 247402300

Phone: 3044870232

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.