Doctor profile · Federal record
Dr. Robert Gelfand, M.D.
Endocrinology, Diabetes & Metabolism Physician (CMS: Internal Medicine) · New Haven, CT
- NPI 1952338147
- Accepts Medicare
- 48 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
17 Hillhouse Ave
New Haven, CT 065116815
(203) 432-0076
fax (203) 432-7289
Credentials & registration
- NPI registered
- June 2006 — 20 yrs on file
- Profile last updated
- July 8, 2007
- Year of graduation
- 1978 — 48 yrs since
- Specialty taxonomy
- 207RE0101X — NUCC code
- State license (1)
- Connecticut #023205
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1952338147. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
53
Distinct HCPCS
2
Medicare allowed
$8,162
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99222 |
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 28 | 25 | $131 | |
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 25 | 21 | $180 |
In context: peer comparison
Among 18 peers in New Haven Endocrinology, Diabetes & Metabolism Physician, average services per provider: 119. This provider delivers 0.4× the peer median.Open Payments
Industry payments received
All-time total
$120
Transactions
4
Manufacturers
3
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Takeda Pharmaceuticals U.S.A., INC. | 2 | $62.91 | |
| GlaxoSmithKline, LLC. | 1 | $31.19 | |
| Janssen Biotech, INC. | 1 | $26.17 |
By nature of payment
Frequently asked questions
What is Dr. Robert Gelfand's medical specialty?
Dr. Robert Gelfand practices Endocrinology, Diabetes & Metabolism Physician in New Haven, CT.
Where does Dr. Robert Gelfand practice?
Dr. Robert Gelfand practices at 17 Hillhouse Ave, New Haven, CT 065116815. Office phone: 2034320076.
What is Dr. Robert Gelfand's NPI?
Dr. Robert Gelfand's National Provider Identifier (NPI) is 1952338147, issued by NPPES.
Does Dr. Robert Gelfand accept Medicare assignment?
Yes. Dr. Robert Gelfand accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Robert Gelfand commonly perform?
Top Medicare-reported procedures in 2023: Initial hospital care with straightforward or low-level medical decision making (HCPCS 99222); Initial hospital care with moderate level of medical decision making (HCPCS 99223). Source: CMS Medicare Physician & Other Practitioners file.