Doctor profile · Federal record
Dr. Mark Shaffer, MD
Internal Medicine Physician (CMS: Internal Medicine) · Bayside, NY
- NPI 1295836674
- Accepts Medicare
- 50 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
69-36A 215 Street
Bayside, NY 11364
(718) 279-8787
fax (718) 279-8993
Credentials & registration
- NPI registered
- September 2006 — 20 yrs on file
- Profile last updated
- July 8, 2007
- Year of graduation
- 1976 — 50 yrs since
- Specialty taxonomy
- 207R00000X — NUCC code
- State license (1)
- New York #136330
- Medicaid
- NY #00528969
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1295836674. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
134
Distinct HCPCS
3
Medicare allowed
$12,001
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 94 | 21 | $105 | |
90662 |
Influenza vaccine split virus, preservative free | 20 | 20 | $72 | |
G0008 |
Administration of influenza virus vaccine | 20 | 20 | $36 |
In context: peer comparison
Among 8 peers in this city , average services per provider: 169. This provider delivers 0.8× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
200
Patients
11
Total drug cost
$14,250
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Rosuvastatin Calcium | Generic | 27 | 11 | $418 |
| Allopurinol | Generic | 21 | 0 | $236 |
| Metformin Hcl | Generic | 20 | 0 | $442 |
| Valsartan | Generic | 18 | 0 | $340 |
| Amlodipine Besylate | Generic | 16 | 0 | $475 |
| Atorvastatin Calcium | Generic | 16 | 0 | $131 |
| Azithromycin | Generic | 15 | 0 | $93 |
| Januvia (Sitagliptin Phosphate) | Brand | 15 | 0 | $11,132 |
| Simvastatin | Generic | 15 | 0 | $392 |
| Losartan Potassium | Generic | 13 | 0 | $191 |
Frequently asked questions
What is Dr. Mark Shaffer's medical specialty?
Dr. Mark Shaffer practices Internal Medicine Physician in Bayside, NY.
Where does Dr. Mark Shaffer practice?
Dr. Mark Shaffer practices at 69-36A 215 Street, Bayside, NY 11364. Office phone: 7182798787.
What is Dr. Mark Shaffer's NPI?
Dr. Mark Shaffer's National Provider Identifier (NPI) is 1295836674, issued by NPPES.
Does Dr. Mark Shaffer accept Medicare assignment?
Yes. Dr. Mark Shaffer accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Mark Shaffer commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Influenza vaccine split virus, preservative free (HCPCS 90662); Administration of influenza virus vaccine (HCPCS G0008). Source: CMS Medicare Physician & Other Practitioners file.