Doctor profile · Federal record
Dr. Matthew Fisher, M.D.
Internal Medicine Physician (CMS: Hospitalist) · Infectious Disease Physician · Stony Brook, NY
- NPI 1891038964
- Accepts Medicare
- MIPS 91.4 / 100 · 2023
- 13 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
Stony Brook University Hospital, Department of Pediatrics Hsc T-11/040
Stony Brook, NY 117948111
(631) 444-2020
fax (631) 444-2894 - Additional location
-
400 E Main St
Mount Kisco, NY 105493417
(914) 666-1200
Credentials & registration
- NPI registered
- March 2013 — 13 yrs on file
- Profile last updated
- January 13, 2024
- Year of graduation
- 2013 — 13 yrs since
- Specialty taxonomy
- 207R00000X — NUCC code
- State license (1)
- New York #295801
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1891038964. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
325
Distinct HCPCS
1
Medicare allowed
$48,789
| 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 | 325 | 317 | $150 |
In context: peer comparison
Among 49 peers in this city , average services per provider: 119. This provider delivers 2.7× the peer median.Hospital affiliations
Frequently asked questions
What is Dr. Matthew Fisher's medical specialty?
Dr. Matthew Fisher practices Internal Medicine Physician in Stony Brook, NY.
Where does Dr. Matthew Fisher practice?
Dr. Matthew Fisher practices at Stony Brook University Hospital, Stony Brook, NY 117948111. Office phone: 6314442020.
What is Dr. Matthew Fisher's NPI?
Dr. Matthew Fisher's National Provider Identifier (NPI) is 1891038964, issued by NPPES.
Does Dr. Matthew Fisher accept Medicare assignment?
Yes. Dr. Matthew Fisher accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Matthew Fisher commonly perform?
Top Medicare-reported procedures in 2023: Initial hospital care with straightforward or low-level medical decision making (HCPCS 99222). Source: CMS Medicare Physician & Other Practitioners file.