Doctor profile · Federal record
Dr. Isaac Chan, M.D.
Emergency Medicine Physician (CMS: Emergency Medicine) · New Haven, CT
- NPI 1477871770
- Accepts Medicare
- 16 yrs in practice
- Male
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
20 York St # T-209, Yale-New Haven Hospital
New Haven, CT 065103220
(203) 688-2259
fax (203) 688-5599 - Mailing address
-
6124 Town Walk Dr
Hamden, CT 065183711
Credentials & registration
- NPI registered
- May 2010 — 16 yrs on file
- Profile last updated
- February 13, 2018
- Year of graduation
- 2010 — 16 yrs since
- Specialty taxonomy
- 207P00000X — NUCC code
- State license (1)
- Texas #Q3650
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1477871770. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
456
Distinct HCPCS
5
Medicare allowed
$77,223
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99285 |
Emergency department visit with high level of medical decision making | 258 | 224 | $169 | |
99291 |
Critical care, first 30-74 minutes | 124 | 113 | $204 | |
99284 |
Emergency department visit with moderate level of medical decision making | 45 | 44 | $116 | |
31500 |
Emergent insertion of breathing tube into windpipe using an endoscope | 16 | 16 | $134 | |
36556 |
Insertion of non-tunneled central venous tube for infusion (5 years or older) | 13 | 13 | $80 |
In context: peer comparison
Among 76 peers in New Haven Emergency Medicine Physician, average services per provider: 72. This provider delivers 6.3× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
597
Patients
575
Total drug cost
$4,245
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Ondansetron Odt (Ondansetron) | Brand | 146 | 139 | $1,408 |
| Tramadol Hcl | Generic | 136 | 131 | $329 |
| Pantoprazole Sodium | Generic | 69 | 65 | $536 |
| Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) | Brand | 43 | 43 | $557 |
| Prednisone | Generic | 33 | 31 | $73 |
| Azithromycin | Generic | 31 | 31 | $241 |
| Nitrofurantoin Mono-Macro (Nitrofurantoin Monohyd/M-Cryst) | Brand | 29 | 27 | $356 |
| Potassium Chloride | Generic | 25 | 25 | $147 |
| Clonidine Hcl | Generic | 24 | 24 | $112 |
| Acetaminophen-Codeine (Acetaminophen With Codeine) | Brand | 20 | 18 | $68 |
Frequently asked questions
What is Dr. Isaac Chan's medical specialty?
Dr. Isaac Chan practices Emergency Medicine Physician in New Haven, CT.
Where does Dr. Isaac Chan practice?
Dr. Isaac Chan practices at 20 York St # T-209, New Haven, CT 065103220. Office phone: 2036882259.
What is Dr. Isaac Chan's NPI?
Dr. Isaac Chan's National Provider Identifier (NPI) is 1477871770, issued by NPPES.
Does Dr. Isaac Chan accept Medicare assignment?
Yes. Dr. Isaac Chan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Isaac Chan commonly perform?
Top Medicare-reported procedures in 2023: Emergency department visit with high level of medical decision making (HCPCS 99285); Critical care (HCPCS 99291); Emergency department visit with moderate level of medical decision making (HCPCS 99284). Source: CMS Medicare Physician & Other Practitioners file.