Doctor profile · Federal record
Dr. Muhammad Perwaiz
Internal Medicine Physician (CMS: Critical Care (Intensivists)) · Internal Medicine Physician · Stony Brook, NY
- NPI 1902044464
- Accepts Medicare
- 23 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
Stony Brook Medical Ctr, Hsc T17-040
Stony Brook, NY 117948172
(631) 444-1776 - Mailing address
-
Po Box 1554
Stony Brook, NY 117900988
Credentials & registration
- NPI registered
- January 2009 — 17 yrs on file
- Profile last updated
- December 13, 2015
- Year of graduation
- 2003 — 23 yrs since
- Specialty taxonomy
- 207R00000X — NUCC code
- State licenses (2)
- New York #265040 · New York #003510
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1902044464. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
669
Distinct HCPCS
7
Medicare allowed
$97,942
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 267 | 173 | $91 | |
99291 |
Critical care, first 30-74 minutes | 188 | 121 | $245 | |
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 115 | 87 | $136 | |
99222 |
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 28 | 27 | $148 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 27 | 20 | $75 | |
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 23 | 22 | $199 | |
99231 |
Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes | 21 | 19 | $58 |
In context: peer comparison
Among 49 peers in Stony Brook Internal Medicine Physician, average services per provider: 119. This provider delivers 5.6× the peer median.Open Payments
Industry payments received
All-time total
$300
Transactions
1
Manufacturers
1
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Becton, Dickinson and Company | 1 | $300.00 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
39
Patients
0
Total drug cost
$10,391
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Symbicort (Budesonide/Formoterol Fumarate) | Brand | 24 | 0 | $9,888 |
| Albuterol Sulfate Hfa (Albuterol Sulfate) | Brand | 15 | 0 | $503 |
Hospital affiliations
Frequently asked questions
What is Dr. Muhammad Perwaiz's medical specialty?
Dr. Muhammad Perwaiz practices Internal Medicine Physician in Stony Brook, NY.
Where does Dr. Muhammad Perwaiz practice?
Dr. Muhammad Perwaiz practices at Stony Brook Medical Ctr, Stony Brook, NY 117948172. Office phone: 6314441776.
What is Dr. Muhammad Perwaiz's NPI?
Dr. Muhammad Perwaiz's National Provider Identifier (NPI) is 1902044464, issued by NPPES.
Does Dr. Muhammad Perwaiz accept Medicare assignment?
Yes. Dr. Muhammad Perwaiz accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Muhammad Perwaiz commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Critical care (HCPCS 99291); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233). Source: CMS Medicare Physician & Other Practitioners file.