Active NPI 1649353855 Individual Practitioner Male Practitioner

Dr. Mark Leo Johnson , MD

Surgery • Morgantown, WV

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Dr. Mark Johnson, MD is a certified Surgery practicing in Morgantown, WV. With approximately 34 years of clinical experience since graduating from University Of Minnesota Medical School in 1992, Dr. Johnson delivers high-quality medical care to the local community at 3000 MON HEALTH MEDICAL PARK DR STE 3300.

Dr. Johnson maintains professional affiliations with Preston Memorial Hospital Corporation, Monongalia County General Hospital Company and accepts Medicare assignment.

Frequently performed procedures and clinical services include established patient outpatient office visit, visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient's, subsequent hospital care with moderate levelof medical decision making, if using time, at least. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

3000 Mon Health Medical Park Dr Ste 3300

Morgantown, WV 265051169

Telephone 3045991448

Fax 3045995335

Associated Practice Facility / Clinic

🏢 Monongalia County General Hospital Company Facility NPI 1407668916

Medicare Profile & Education

Medical School

University Of Minnesota Medical School

Graduation Year

1992

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Surgery in Morgantown, WV

Senior Veteran Specialist (>20 Yrs)

Practitioner Clinical Experience

34 Yrs +15.3 yrs vs City Avg

City Avg: 18.7 Yrs

State Avg: 29.4 Yrs

Regional Practice Density

28 Specialists

Practicing in Morgantown, WV (221 Statewide)

Telehealth Adoption Rate

17.9% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount

70.3% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Johnson (34 Years) 34 Yrs

Morgantown Specialty Average (18.7 Years) 18.7 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
99213 Established patient office or other outpatient visit, typically 15 minutes	96	74	$196.90	$66.46
G2211 Visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient's	96	73	$34.34	$15.54
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	96	40	$183.94	$69.08
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope	53	52	$510.75	$68.97
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	48	44	$278.84	$99.48
45380 Biopsy of large bowel using an endoscope	47	47	$682.47	$147.53
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	39	37	$349.73	$120.76
99231 Follow-up hospital inpatient care per day, typically 15 minutes	38	19	$100.54	$47.16
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	28	24	$125.73	$38.08
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	22	22	$358.26	$136.04
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare	17	17	$756.63	$238.80
45378 Diagnostic exam of large bowel using a flexible endoscope	15	15	$504.13	$162.62

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	126	41	$173.53	$76.19
99213 Established patient office or other outpatient visit, typically 15 minutes	92	73	$218.56	$84.44
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope	72	68	$903.77	$74.96
45380 Biopsy of large bowel using an endoscope	62	60	$1046.72	$164.35
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	50	46	$306.56	$115.64
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	46	43	$329.93	$125.58
99231 Follow-up hospital inpatient care per day, typically 15 minutes	34	18	$100.43	$48.20
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	24	24	$404.14	$152.20
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	23	22	$134.34	$52.33
45378 Diagnostic exam of large bowel using a flexible endoscope	16	15	$820.76	$171.08
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	16	16	$482.99	$167.21
77001 Fluoroscopic guidance for insertion, replacement or removal of central venous access device	14	14	$235.60	$16.27
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare	14	14	$1102.49	$242.40

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	130	51	$147.34	$65.91
99213 Established patient office or other outpatient visit, typically 15 minutes	96	75	$184.93	$85.64
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope	62	56	$728.66	$84.44
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	61	49	$259.04	$119.47
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	60	50	$278.97	$130.30
45380 Biopsy of large bowel using an endoscope	56	55	$854.44	$175.33
99231 Follow-up hospital inpatient care per day, typically 15 minutes	36	22	$81.60	$37.38
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	23	23	$337.70	$159.86
45378 Diagnostic exam of large bowel using a flexible endoscope	14	14	$657.08	$173.26
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	13	13	$421.40	$178.18
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	12	12	$111.65	$53.19

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	109	80	$157.77	$87.74
99231 Follow-up hospital inpatient care per day, typically 15 minutes	79	42	$76.13	$37.66
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope	61	58	$664.20	$93.70
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	60	51	$267.41	$133.42
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	58	47	$224.13	$124.88
45380 Biopsy of large bowel using an endoscope	46	46	$779.84	$159.38
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	29	18	$140.30	$70.46
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	25	25	$319.75	$162.81
45378 Diagnostic exam of large bowel using a flexible endoscope	19	18	$615.00	$164.94
47563 Removal of gallbladder with x-ray study of bile ducts using an endoscope	15	15	$1327.81	$553.45
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare	14	14	$831.14	$243.48

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99231 Follow-up hospital inpatient care per day, typically 15 minutes	124	59	$78.30	$38.99
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	71	67	$272.62	$134.51
99213 Established patient office or other outpatient visit, typically 15 minutes	58	50	$101.16	$50.95
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope	57	53	$471.24	$81.06
45380 Biopsy of large bowel using an endoscope	52	51	$589.97	$167.25
99213 Established patient office or other outpatient visit, typically 15 minutes	41	33	$141.32	$71.78
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	41	38	$157.03	$77.12
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	27	26	$207.64	$104.50
47563 Removal of gallbladder with x-ray study of bile ducts using an endoscope	17	17	$1398.93	$608.18
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare	16	15	$659.84	$250.35
45378 Diagnostic exam of large bowel using a flexible endoscope	15	15	$490.91	$182.26
46221 Removal of external hemorrhoids by rubber banding	15	13	$431.92	$112.46
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	13	13	$256.54	$128.89
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	11	11	$317.70	$159.70

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99231 Follow-up hospital inpatient care per day, typically 15 minutes	191	70	$78.25	$38.56
99213 Established patient office or other outpatient visit, typically 15 minutes	103	83	$101.83	$49.56
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	102	89	$158.19	$76.85
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope	64	61	$456.79	$88.04
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	54	50	$271.98	$133.92
45380 Biopsy of large bowel using an endoscope	53	53	$572.85	$183.24
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	34	34	$256.54	$124.02
45378 Diagnostic exam of large bowel using a flexible endoscope	29	29	$446.58	$181.77
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	29	18	$144.12	$70.97
99221 Initial hospital inpatient care per day, typically 30 minutes	25	24	$202.46	$99.75
47563 Removal of gallbladder with x-ray study of bile ducts using an endoscope	18	18	$1469.85	$657.06
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	18	18	$151.76	$69.60
35301 Removal of blood clot and portion of artery of neck	16	14	$2285.30	$995.31
76536 Ultrasound of head and neck	13	11	$56.03	$27.67
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare	13	13	$737.44	$259.29

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99231 Follow-up hospital inpatient care per day, typically 15 minutes	221	84	$76.36	$37.19
99213 Established patient office or other outpatient visit, typically 15 minutes	123	95	$100.77	$48.43
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	103	90	$157.55	$72.93
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope	70	67	$632.02	$93.90
99221 Initial hospital inpatient care per day, typically 30 minutes	50	48	$198.16	$96.81
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	43	40	$265.92	$127.61
45380 Biopsy of large bowel using an endoscope	36	36	$755.78	$195.78
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	30	30	$251.86	$119.98
45378 Diagnostic exam of large bowel using a flexible endoscope	26	25	$597.00	$178.01
11042 Removal of skin and tissue, 20.0 sq cm or less	18	13	$191.51	$39.40
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare	17	16	$803.60	$251.61
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	15	15	$149.78	$73.30
47563 Removal of gallbladder with x-ray study of bile ducts using an endoscope	12	12	$1426.27	$656.46

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99231 Follow-up hospital inpatient care per day, typically 15 minutes	137	70	$75.56	$37.59
99213 Established patient office or other outpatient visit, typically 15 minutes	118	88	$107.89	$48.92
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	116	98	$166.34	$73.36
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope	47	44	$726.98	$104.55
99221 Initial hospital inpatient care per day, typically 30 minutes	39	35	$199.09	$99.19
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	35	35	$247.39	$123.92
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	33	33	$267.01	$133.21
45380 Biopsy of large bowel using an endoscope	33	32	$860.92	$200.13
45378 Diagnostic exam of large bowel using a flexible endoscope	21	21	$715.12	$171.91
99224 Subsequent observation care, typically 15 minutes per day	20	15	$76.86	$38.84
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	18	18	$161.12	$74.94
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare	15	15	$976.90	$257.96
35301 Removal of blood clot and portion of artery of neck	14	12	$2167.59	$676.22
47563 Removal of gallbladder with x-ray study of bile ducts using an endoscope	11	11	$1426.86	$667.36
91010 Study of esophagus to assess movement	11	11	$318.90	$63.15

Medical Specialties & State Licenses

CMS Verified: 2024-04-01

Surgery Primary Specialty

NUCC Taxonomy Code: 208600000X

State License WV 18363

A general surgeon has expertise related to the diagnosis - preoperative, operative and postoperative management - and management of complications of surgical conditions in the following areas: alimentary tract; abdomen; breast, skin and soft tissue; endocrine system; head and neck surgery; pediatric surgery; surgical critical care; surgical oncology; trauma and burns; and vascular surgery. General surgeons increasingly provide care through the use of minimally invasive and endoscopic techniques. Many general surgeons also possess expertise in transplantation surgery, plastic surgery and cardiothoracic surgery.

Additional State Medicaid & Healthcare Payer Identifiers

Medicaid State Provider ID

0126399000 (WV)

Commercial Insurance / Payer ID Medicare

WV5186C185 (WV)

Commercial Insurance / Payer ID Blue Cross Blue Shield

001719640

Commercial Insurance / Payer ID Railroad Medicare

PO1453582 (WV)

Hospital & Practice Group Affiliations

Preston Memorial Hospital Corporation

150 Memorial Dr, Kingwood, WV 265371141

Phone: 3043291400

Monongalia County General Hospital Company

1000 Mon Health Medical Park Dr, Morgantown, WV 265051143

Phone: 3045982200

Secondary Practice Locations

150 Memorial Dr # A

Kingwood, WV 265371141

Phone: 3043291400

Practice Associates & Co-Workers

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

11 Associated Practitioners

Dr. Frank Griswold , MD

Surgery

NPI 1013243682

Doctor of Medicine (M.D.)

Dr. David Hofius , DO

Surgery

NPI 1013903285

Doctor of Osteopathic Medicine (D.O.)

Dr. Jerome Johnson , MD

Surgery

NPI 1033292339

Doctor of Medicine (M.D.)

Dr. Justin Kupec , MD

Internal Medicine - Gastroenterology

NPI 1053538082

Doctor of Medicine (M.D.)

Mary Hall , MEDICAL DOCTOR

Dermatology

NPI 1265506448

MEDICALDOCTOR

Dr. Phillip Swearingen , MD

Internal Medicine - Gastroenterology

NPI 1285717405

Doctor of Medicine (M.D.)

Career & Practice History Timeline

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

13 Historical Events

📍

Updated Practice Location April 01, 2024

Registered at 3000 MON HEALTH MEDICAL PARK DR STE 3300, MORGANTOWN, WV 265051169 (Tel: 3045991448)

📍

Updated Business Mailing Address April 01, 2024

Registered at 3000 MON HEALTH MEDICAL PARK DR STE 3300, MORGANTOWN, WV 265051169 (Tel: 3045991448)

✅

NPI Profile Active December 07, 2017

NPI status registered as active in NPPES database

📍

Updated Business Mailing Address December 07, 2017

Registered at 1000 MON HEALTH MEDICAL PARK DR STE 1103, MORGANTOWN, WV 265051143 (Tel: 3045991448)

📍

Updated Practice Location December 07, 2017

Registered at 1000 MON HEALTH MEDICAL PARK DR, STE 1100, MORGANTOWN, WV 265051104 (Tel: 3045991448)

👤

Provider Name / Credentials Updated December 07, 2017

Recorded as MARK JOHNSON, M.D.

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) December 07, 2017

Surgery (License #18363 in WV)

✅

NPI Profile Active December 14, 2016

NPI status registered as active in NPPES database

📍

Updated Practice Location December 14, 2016

Registered at 1000 MON HEALTH MEDICAL PARK DR, STE 1100, MORGANTOWN, WV 265051104 (Tel: 3045991448)

📍

Updated Business Mailing Address December 14, 2016

Registered at PO BOX 1615, MORGANTOWN, WV 265071615 (Tel: 3042853679)

👤

Provider Name / Credentials Updated December 14, 2016

Recorded as MARK JOHNSON, M.D.

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) December 14, 2016

Surgery (License #18363 in WV)

🟢

Initial NPI Registration & Enumeration October 23, 2006

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: 1649353855

Entity Type:

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

Enumeration Date: October 23, 2006

Last Update: April 01, 2024

Sole Proprietor: No

Update or Correct Profile

Mailing Address

3000 Mon Health Medical Park Dr Ste 3300

Morgantown, WV 265051169

Phone: 3045991448

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.