Doctor profile · Federal record

Dr. James Demarco, MD

Nephrology Physician (CMS: Nephrology) · Bridgeport, WV

  • NPI 1619946936
  • Accepts Medicare
  • MIPS 47.3 / 100 · 2023
  • 40 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1370 Johnson Ave, Ste 203
Bridgeport, WV 263301378
(304) 622-5196
fax (304) 622-2810

Credentials & registration

NPPES · NUCC
NPI registered
March 2006 — 20 yrs on file
Profile last updated
May 8, 2017
Year of graduation
1986 — 40 yrs since
Specialty taxonomy
207RN0300X — NUCC code
State license (1)
West Virginia #WV17202
Medicaid
WV #0075650000

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1619946936. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,639
Distinct HCPCS
10
Medicare allowed
$169,805
HCPCS Description Services Patients Avg allowed
99231 Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 519 97 $48
90961 Dialysis services, 2-3 physician visits per month (20 years or older) 269 38 $279
90935 Hemodialysis procedure with physician evaluation 177 43 $68
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 176 69 $75
99213 Established patient office or other outpatient visit, 20-29 minutes 173 122 $84
81002 Urinalysis, manual test 114 87 $3
90962 Dialysis services, 1 physician visit per month (20 years or older) 62 33 $191
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 48 47 $123
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 48 32 $115
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 23 23 $167

In context: peer comparison

Among 2 peers in this city , average services per provider: 119. This provider delivers 14× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$75
Transactions
4
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
AKEBIA THERAPEUTICS INC 3 $59.24
Ardelyx, Inc. 1 $15.71

By nature of payment

Food and Beverage
$50
Education
$25

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
439
Patients
50
Total drug cost
$109,291
Drug Type Claims Patients Total cost
Sevelamer Carbonate Generic 118 31 $33,132
Auryxia (Ferric Citrate) Brand 43 0 $47,690
Allopurinol Generic 39 0 $327
Gentamicin Sulfate Generic 38 19 $578
Alprazolam Generic 23 0 $147
Calcium Acetate Generic 23 0 $2,976
Veltassa (Patiromer Calcium Sorbitex) Brand 20 0 $21,727
Zolpidem Tartrate Generic 19 0 $366
Amlodipine Besylate Generic 18 0 $107
Furosemide Generic 18 0 $54

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. James Demarco's medical specialty?
Dr. James Demarco practices Nephrology Physician in Bridgeport, WV.
Where does Dr. James Demarco practice?
Dr. James Demarco practices at 1370 Johnson Ave, Bridgeport, WV 263301378. Office phone: 3046225196.
What is Dr. James Demarco's NPI?
Dr. James Demarco's National Provider Identifier (NPI) is 1619946936, issued by NPPES.
Does Dr. James Demarco accept Medicare assignment?
Yes. Dr. James Demarco accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. James Demarco commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with straightforward or low level of medical decision making (HCPCS 99231); Dialysis services, 2-3 physician visits per month (20 years or older) (HCPCS 90961); Hemodialysis procedure with physician evaluation (HCPCS 90935). Source: CMS Medicare Physician & Other Practitioners file.