Doctor profile · Federal record
Dr. Gerard Baltazar, D.O.
Surgery Physician (CMS: General Surgery) · Trauma Surgery Physician · Surgical Critical Care Physician · Greenwich, CT
- NPI 1255661211
- Accepts Medicare
- MIPS 79.9 / 100 · 2023
- 19 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
5 Perryridge RD
Greenwich, CT 068304608
(203) 863-3000 - Mailing address
-
405 Wilmot RD
New Rochelle, NY 108041019
Credentials & registration
- NPI registered
- January 2010 — 16 yrs on file
- Profile last updated
- January 7, 2026
- Year of graduation
- 2007 — 19 yrs since
- Specialty taxonomy
- 208600000X — NUCC code
- State license (1)
- New York #255827
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1255661211. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
790
Distinct HCPCS
10
Medicare allowed
$116,658
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 279 | 150 | $92 | |
99291 |
Critical care, first 30-74 minutes | 184 | 88 | $251 | |
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 89 | 87 | $202 | |
99238 |
Hospital discharge day management, 30 minutes or less | 55 | 53 | $94 | |
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 38 | 35 | $139 | |
99285 |
Emergency department visit with high level of medical decision making | 38 | 37 | $209 | |
99231 |
Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes | 34 | 27 | $59 | |
99212 |
Established patient office or other outpatient visit, 10-19 minutes | 22 | 19 | $68 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 20 | 20 | $107 | |
99221 |
Initial hospital care with straightforward or low level of medical decision making, per day, if using time, at least 40 minutes | 19 | 19 | $99 |
In context: peer comparison
Among 3 peers in this city , average services per provider: 85. This provider delivers 9.3× the peer median.Open Payments
Industry payments received
All-time total
$19
Transactions
1
Manufacturers
1
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| AstraZeneca Pharmaceuticals LP | 1 | $18.65 |
By nature of payment
Hospital affiliations
Frequently asked questions
What is Dr. Gerard Baltazar's medical specialty?
Dr. Gerard Baltazar practices Surgery Physician in Greenwich, CT.
Where does Dr. Gerard Baltazar practice?
Dr. Gerard Baltazar practices at 5 Perryridge RD, Greenwich, CT 068304608. Office phone: 2038633000.
What is Dr. Gerard Baltazar's NPI?
Dr. Gerard Baltazar's National Provider Identifier (NPI) is 1255661211, issued by NPPES.
Does Dr. Gerard Baltazar accept Medicare assignment?
Yes. Dr. Gerard Baltazar accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Gerard Baltazar commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Critical care (HCPCS 99291); Initial hospital care with moderate level of medical decision making (HCPCS 99223). Source: CMS Medicare Physician & Other Practitioners file.