Doctor profile · Federal record
Dr. Abdullah Riar, M.D.
Internal Medicine Physician (CMS: Internal Medicine) · Silver Spring, MD
- NPI 1588602593
- Accepts Medicare
- 46 yrs in practice
- Male
- No sanctions
Practice & contact
- Primary practice
-
1299 Lamberton Dr
Silver Spring, MD 209023411
(301) 649-6100
fax (301) 649-1920
Credentials & registration
- NPI registered
- June 2006 — 20 yrs on file
- Profile last updated
- July 8, 2007
- Year of graduation
- 1980 — 46 yrs since
- Specialty taxonomy
- 207R00000X — NUCC code
- State license (1)
- Maryland #D0034765
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1588602593. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
173
Distinct HCPCS
3
Medicare allowed
$16,686
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 128 | 94 | $85 | |
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 32 | 31 | $130 | |
99239 |
Hospital discharge day management, more than 30 minutes | 13 | 13 | $126 |
In context: peer comparison
Among 41 peers in this city , average services per provider: 146. This provider delivers 1.2× the peer median.Hospital affiliations
Frequently asked questions
What is Dr. Abdullah Riar's medical specialty?
Dr. Abdullah Riar practices Internal Medicine Physician in Silver Spring, MD.
Where does Dr. Abdullah Riar practice?
Dr. Abdullah Riar practices at 1299 Lamberton Dr, Silver Spring, MD 209023411. Office phone: 3016496100.
What is Dr. Abdullah Riar's NPI?
Dr. Abdullah Riar's National Provider Identifier (NPI) is 1588602593, issued by NPPES.
Does Dr. Abdullah Riar accept Medicare assignment?
Yes. Dr. Abdullah Riar accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Abdullah Riar commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Hospital discharge day management (HCPCS 99239). Source: CMS Medicare Physician & Other Practitioners file.