Doctor profile · Federal record
Dr. Harry Gruenspan, MD
Endocrinology, Diabetes & Metabolism Physician (CMS: Endocrinology) · New York, NY
- NPI 1649349010
- Accepts Medicare
- 45 yrs in practice
- Male
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
210 E 86Th St, Rm 201
New York, NY 100283141
(212) 794-2900
Credentials & registration
- NPI registered
- November 2006 — 20 yrs on file
- Profile last updated
- June 21, 2016
- Year of graduation
- 1981 — 45 yrs since
- Specialty taxonomy
- 207RE0101X — NUCC code
- State license (1)
- New York #152555
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1649349010. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
750
Distinct HCPCS
9
Medicare allowed
$44,569
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
36415 |
Insertion of needle into vein for collection of blood sample | 200 | 104 | $8 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 195 | 93 | $145 | |
84439 |
Thyroxine (thyroid chemical), free | 130 | 80 | $9 | |
84443 |
Blood test, thyroid stimulating hormone (tsh) | 128 | 81 | $16 | |
G0439 |
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | 40 | 40 | $146 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 21 | 20 | $195 | |
G0442 |
Annual alcohol misuse screening, 5 to 15 minutes | 13 | 13 | $21 | |
G0008 |
Administration of influenza virus vaccine | 12 | 12 | $34 | |
90662 |
Influenza vaccine split virus, preservative free | 11 | 11 | $71 |
In context: peer comparison
Among 92 peers in this city , average services per provider: 220. This provider delivers 3.4× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
943
Patients
225
Total drug cost
$313,289
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Levothyroxine Sodium | Generic | 119 | 31 | $1,824 |
| Metformin Hcl | Generic | 119 | 32 | $1,451 |
| Rosuvastatin Calcium | Generic | 100 | 25 | $1,136 |
| Atorvastatin Calcium | Generic | 98 | 26 | $1,282 |
| Amlodipine Besylate | Generic | 74 | 20 | $577 |
| Ezetimibe | Generic | 72 | 22 | $2,945 |
| Telmisartan | Generic | 71 | 16 | $3,958 |
| Ozempic (Semaglutide) | Brand | 57 | 16 | $124,686 |
| Losartan Potassium | Generic | 50 | 13 | $364 |
| Jardiance (Empagliflozin) | Brand | 45 | 12 | $65,095 |
Frequently asked questions
What is Dr. Harry Gruenspan's medical specialty?
Dr. Harry Gruenspan practices Endocrinology, Diabetes & Metabolism Physician in New York, NY.
Where does Dr. Harry Gruenspan practice?
Dr. Harry Gruenspan practices at 210 E 86Th St, New York, NY 100283141. Office phone: 2127942900.
What is Dr. Harry Gruenspan's NPI?
Dr. Harry Gruenspan's National Provider Identifier (NPI) is 1649349010, issued by NPPES.
Does Dr. Harry Gruenspan accept Medicare assignment?
Yes. Dr. Harry Gruenspan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Harry Gruenspan commonly perform?
Top Medicare-reported procedures in 2023: Insertion of needle into vein for collection of blood sample (HCPCS 36415); Established patient office or other outpatient visit (HCPCS 99214); Thyroxine (thyroid chemical), free (HCPCS 84439). Source: CMS Medicare Physician & Other Practitioners file.