Doctor profile · Federal record

Dr. William Mercer, MD

Family Medicine Physician (CMS: Family Practice) · Wheeling, WV

  • NPI 1780687558
  • Accepts Medicare
  • MIPS 89.2 / 100 · 2023
  • 47 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
58 16Th St, Fl 3
Wheeling, WV 260033660
(304) 232-5725
fax (304) 233-0698

Credentials & registration

NPPES · NUCC
NPI registered
May 2005 — 21 yrs on file
Profile last updated
September 19, 2022
Year of graduation
1979 — 47 yrs since
Specialty taxonomy
207Q00000X — NUCC code
State license (1)
West Virginia #12007

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1780687558. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
562
Distinct HCPCS
7
Medicare allowed
$41,288
HCPCS Description Services Patients Avg allowed
99308 Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, at least 15 minutes 174 76 $71
99308 Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, at least 15 minutes 116 53 $71
99309 Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes 102 66 $101
99307 Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, at least 10 minutes 82 45 $37
99307 Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, at least 10 minutes 43 25 $37
99309 Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes 27 23 $101
99306 Initial nursing facility care with high level of medical decision making, per day, if using time, at least 45 minutes 18 18 $174

In context: peer comparison

Among 22 peers in Wheeling Family Medicine Physician, average services per provider: 95. This provider delivers 5.9× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$125
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Sanofi-Aventis U.S. LLC 1 $125.00

By nature of payment

Food and Beverage
$125

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
6,323
Patients
524
Total drug cost
$174,266
Drug Type Claims Patients Total cost
Levothyroxine Sodium Generic 713 46 $5,751
Furosemide Generic 669 58 $3,580
Atorvastatin Calcium Generic 516 41 $3,664
Eliquis (Apixaban) Brand 467 40 $125,797
Omeprazole Generic 463 44 $2,851
Pantoprazole Sodium Generic 404 36 $10,857
Montelukast Sodium Generic 391 25 $3,069
Metoprolol Tartrate Generic 379 32 $1,885
Lisinopril Generic 371 35 $1,708
Mirtazapine Generic 346 27 $5,041

Frequently asked questions

Auto-generated from federal data
What is Dr. William Mercer's medical specialty?
Dr. William Mercer practices Family Medicine Physician in Wheeling, WV.
Where does Dr. William Mercer practice?
Dr. William Mercer practices at 58 16Th St, Wheeling, WV 260033660. Office phone: 3042325725.
What is Dr. William Mercer's NPI?
Dr. William Mercer's National Provider Identifier (NPI) is 1780687558, issued by NPPES.
Does Dr. William Mercer accept Medicare assignment?
Yes. Dr. William Mercer accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. William Mercer commonly perform?
Top Medicare-reported procedures in 2023: Subsequent nursing facility care with straightforward level of medical decision making (HCPCS 99308); Subsequent nursing facility care with straightforward level of medical decision making (HCPCS 99308); Subsequent nursing facility care with moderate level of medical decision making (HCPCS 99309). Source: CMS Medicare Physician & Other Practitioners file.