Doctor profile · Federal record
Dr. William Keys, M.D., PH.D
Specialist (CMS: Neurology) · Manchester, MD
- NPI 1376537266
- Accepts Medicare
- 38 yrs in practice
- Male
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
2975 Manchester RD, Unit A
Manchester, MD 211021802
(410) 374-8100
fax (410) 374-8104
Credentials & registration
- NPI registered
- September 2005 — 21 yrs on file
- Profile last updated
- July 8, 2007
- Year of graduation
- 1988 — 38 yrs since
- Specialty taxonomy
- 174400000X — NUCC code
- State license (1)
- Maryland #D0041962
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1376537266. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
396
Distinct HCPCS
3
Medicare allowed
$64,829
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 230 | 92 | $180 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 147 | 84 | $129 | |
99205 |
New patient office or other outpatient visit, 60-74 minutes | 19 | 19 | $232 |
In context: peer comparison
Among 1 peers in this city , average services per provider: 132. This provider delivers 3.0× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
476
Patients
51
Total drug cost
$225,468
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Gabapentin | Generic | 104 | 28 | $3,320 |
| Pramipexole Dihydrochloride (Pramipexole Di-Hcl) | Brand | 46 | 12 | $1,898 |
| Primidone | Generic | 43 | 11 | $1,359 |
| Lamotrigine | Generic | 41 | 0 | $975 |
| Clonazepam | Generic | 33 | 0 | $952 |
| Diazepam | Generic | 28 | 0 | $229 |
| Dronabinol | Generic | 27 | 0 | $39,647 |
| Copaxone (Glatiramer Acetate) | Brand | 25 | 0 | $169,021 |
| Levetiracetam | Generic | 23 | 0 | $1,899 |
| Carbamazepine | Generic | 21 | 0 | $2,164 |
Frequently asked questions
What is Dr. William Keys's medical specialty?
Dr. William Keys practices Specialist in Manchester, MD.
Where does Dr. William Keys practice?
Dr. William Keys practices at 2975 Manchester RD, Manchester, MD 211021802. Office phone: 4103748100.
What is Dr. William Keys's NPI?
Dr. William Keys's National Provider Identifier (NPI) is 1376537266, issued by NPPES.
Does Dr. William Keys accept Medicare assignment?
Yes. Dr. William Keys accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. William Keys commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99215); Established patient office or other outpatient visit (HCPCS 99214); New patient office or other outpatient visit (HCPCS 99205). Source: CMS Medicare Physician & Other Practitioners file.