Doctor profile · Federal record

Dr. William Alexander, MD, PHD

Hospice and Palliative Medicine (Internal Medicine) Physician (CMS: Hospice/Palliative Care) · Buffalo, NY

  • NPI 1114585379
  • Accepts Medicare
  • 7 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
Elm and Carlton St
Buffalo, NY 142630001
(716) 845-2300

Credentials & registration

NPPES · NUCC
NPI registered
June 2019 — 7 yrs on file
Profile last updated
August 7, 2023
Year of graduation
2019 — 7 yrs since
Specialty taxonomy
207RH0002X — NUCC code
State license (1)
New York #320519

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1114585379. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
13
Distinct HCPCS
1
Medicare allowed
$942
HCPCS Description Services Patients Avg allowed
99497 Advance care planning, first 30 minutes 13 13 $72

In context: peer comparison

Among 4 peers in this city , average services per provider: 22. This provider delivers 0.6× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
220
Patients
45
Total drug cost
$9,455
Drug Type Claims Patients Total cost
Oxycodone Hcl Generic 43 26 $590
Gabapentin Generic 22 0 $597
Methadone Hcl Generic 22 19 $336
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 18 0 $373
Atorvastatin Calcium Generic 17 0 $439
Hydromorphone Hcl Generic 17 0 $124
Morphine Sulfate Er (Morphine Sulfate) Brand 17 0 $388
Buprenorphine Generic 15 0 $4,781
Duloxetine Hcl Generic 14 0 $270
Easy Comfort Pen Needles (Pen Needle, Diabetic) Brand 12 0 $1,306

Frequently asked questions

Auto-generated from federal data
What is Dr. William Alexander's medical specialty?
Dr. William Alexander practices Hospice and Palliative Medicine (Internal Medicine) Physician in Buffalo, NY.
Where does Dr. William Alexander practice?
Dr. William Alexander practices at Elm and Carlton St, Buffalo, NY 142630001. Office phone: 7168452300.
What is Dr. William Alexander's NPI?
Dr. William Alexander's National Provider Identifier (NPI) is 1114585379, issued by NPPES.
Does Dr. William Alexander accept Medicare assignment?
Yes. Dr. William Alexander accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. William Alexander commonly perform?
Top Medicare-reported procedures in 2023: Advance care planning (HCPCS 99497). Source: CMS Medicare Physician & Other Practitioners file.