Doctor profile · Federal record

Dr. William Appiah, MD

Emergency Medicine Physician (CMS: Emergency Medicine) · Pasadena, TX

  • NPI 1215137559
  • Accepts Medicare
  • 22 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
4000 Spencer Hwy
Pasadena, TX 775041202
(713) 359-2000
fax (713) 359-1004
Mailing address
Po Box 200993
Houston, TX 772160993

Credentials & registration

NPPES · NUCC
NPI registered
July 2007 — 19 yrs on file
Profile last updated
March 12, 2010
Year of graduation
2004 — 22 yrs since
Specialty taxonomy
207P00000X — NUCC code
State license (1)
Texas #M6502
Medicaid (2)
TX #189251501 · TX #189251502

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1215137559. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
82
Distinct HCPCS
2
Medicare allowed
$12,324
HCPCS Description Services Patients Avg allowed
99285 Emergency department visit with high level of medical decision making 46 46 $173
99284 Emergency department visit with moderate level of medical decision making 36 36 $121

In context: peer comparison

Among 12 peers in this city , average services per provider: 45. This provider delivers 1.8× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$53
Transactions
3
Manufacturers
3
Payer (manufacturer) Industry Txns Amount
RedHill Biopharma Inc. 1 $20.84
Phathom Pharmaceuticals, Inc. 1 $17.64
Salix Pharmaceuticals, a division of Bausch Health US, LLC 1 $14.95

By nature of payment

Food and Beverage
$53

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
92
Patients
92
Total drug cost
$795
Drug Type Claims Patients Total cost
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 15 15 $410
Ondansetron Hcl Generic 14 14 $59
Prednisone Generic 14 14 $20
Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) Brand 13 13 $120
Cephalexin Generic 13 13 $85
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 12 12 $68
Ibuprofen Generic 11 11 $34

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. William Appiah's medical specialty?
Dr. William Appiah practices Emergency Medicine Physician in Pasadena, TX.
Where does Dr. William Appiah practice?
Dr. William Appiah practices at 4000 Spencer Hwy, Pasadena, TX 775041202. Office phone: 7133592000.
What is Dr. William Appiah's NPI?
Dr. William Appiah's National Provider Identifier (NPI) is 1215137559, issued by NPPES.
Does Dr. William Appiah accept Medicare assignment?
Yes. Dr. William Appiah accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. William Appiah commonly perform?
Top Medicare-reported procedures in 2023: Emergency department visit with high level of medical decision making (HCPCS 99285); Emergency department visit with moderate level of medical decision making (HCPCS 99284). Source: CMS Medicare Physician & Other Practitioners file.