Doctor profile · Federal record
Dr. Michael Kahen, MD
Internal Medicine Physician (CMS: Hospitalist) · Hospitalist Physician · Stony Brook, NY
- NPI 1225526882
- Accepts Medicare
- MIPS 91.4 / 100 · 2023
- 8 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
Operates at 3 locations .
- Primary practice
-
101 Nicolls RD Ste 30
Stony Brook, NY 117948160
(631) 444-8478 - Additional location
-
276-05 76Th Ave
New Hyde Park, NY 11040
(718) 470-3377
fax (718) 925-6027 - Additional location
-
300 Community Dr
Manhasset, NY 110303816
(516) 562-2945
fax (516) 562-0368
Credentials & registration
- NPI registered
- April 2018 — 8 yrs on file
- Profile last updated
- December 30, 2024
- Year of graduation
- 2018 — 8 yrs since
- Specialty taxonomy
- 207R00000X — NUCC code
- State license (1)
- New York #311996
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1225526882. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
852
Distinct HCPCS
6
Medicare allowed
$89,208
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 429 | 170 | $84 | |
99239 |
Hospital discharge day management, more than 30 minutes | 147 | 144 | $123 | |
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 112 | 67 | $127 | |
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 74 | 73 | $184 | |
99231 |
Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes | 62 | 20 | $54 | |
99222 |
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 28 | 28 | $139 |
In context: peer comparison
Among 49 peers in Stony Brook Internal Medicine Physician, average services per provider: 119. This provider delivers 7.2× the peer median.Open Payments
Industry payments received
All-time total
$137
Transactions
2
Manufacturers
2
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Abbvie INC. | 1 | $110.39 | |
| Eagle Pharmaceuticals, INC. | 1 | $26.79 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
26
Patients
26
Total drug cost
$467
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Cefpodoxime Proxetil | Generic | 13 | 13 | $411 |
| Prednisone | Generic | 13 | 13 | $56 |
Hospital affiliations
Frequently asked questions
What is Dr. Michael Kahen's medical specialty?
Dr. Michael Kahen practices Internal Medicine Physician in Stony Brook, NY.
Where does Dr. Michael Kahen practice?
Dr. Michael Kahen practices at 101 Nicolls RD Ste 30, Stony Brook, NY 117948160. Office phone: 6314448478.
What is Dr. Michael Kahen's NPI?
Dr. Michael Kahen's National Provider Identifier (NPI) is 1225526882, issued by NPPES.
Does Dr. Michael Kahen accept Medicare assignment?
Yes. Dr. Michael Kahen accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Michael Kahen commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Hospital discharge day management (HCPCS 99239); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233). Source: CMS Medicare Physician & Other Practitioners file.