Doctor profile · Federal record
Dr. Kathryn Grossman, MD
Internal Medicine Physician (CMS: Internal Medicine) · Family Medicine Physician · Kalamazoo, MI
- NPI 1780658146
- Accepts Medicare
- MIPS 84.9 / 100 · 2023
- 24 yrs in practice
- Female
- Solo practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
601 John St
Kalamazoo, MI 49007
(269) 341-8481 - Additional location
-
13320 N Boulevard St
Vicksburg, MI 490971514
(269) 649-2012
fax (269) 649-3752 - Mailing address
-
13320 N Boulevard St
Vicksburg, MI 490971514
Credentials & registration
- NPI registered
- February 2006 — 20 yrs on file
- Profile last updated
- November 27, 2023
- Year of graduation
- 2002 — 24 yrs since
- Specialty taxonomy
- 207R00000X — NUCC code
- State licenses (2)
- Michigan #4301080105 · Michigan #KG080105
- Medicaid
- MI #4893119
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1780658146. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
342
Distinct HCPCS
5
Medicare allowed
$35,925
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 166 | 115 | $76 | |
99222 |
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 65 | 64 | $123 | |
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 64 | 63 | $167 | |
99239 |
Hospital discharge day management, more than 30 minutes | 31 | 30 | $110 | |
99238 |
Hospital discharge day management, 30 minutes or less | 16 | 16 | $78 |
In context: peer comparison
Among 57 peers in this city , average services per provider: 93. This provider delivers 3.7× the peer median.Open Payments
Industry payments received
All-time total
$115
Transactions
7
Manufacturers
5
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Merck Sharp & Dohme LLC | 3 | $45.46 | |
| Janssen Pharmaceuticals, Inc | 1 | $20.84 | |
| Novartis Pharmaceuticals Corporation | 1 | $19.53 | |
| ZOLL Services LLC (A/K/A ZOLL LifeCor Corp) | 1 | $15.44 | |
| PFIZER INC. | 1 | $13.72 |
By nature of payment
Hospital affiliations
Frequently asked questions
What is Dr. Kathryn Grossman's medical specialty?
Dr. Kathryn Grossman practices Internal Medicine Physician in Kalamazoo, MI.
Where does Dr. Kathryn Grossman practice?
Dr. Kathryn Grossman practices at 601 John St, Kalamazoo, MI 49007. Office phone: 2693418481.
What is Dr. Kathryn Grossman's NPI?
Dr. Kathryn Grossman's National Provider Identifier (NPI) is 1780658146, issued by NPPES.
Does Dr. Kathryn Grossman accept Medicare assignment?
Yes. Dr. Kathryn Grossman accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Kathryn Grossman commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Initial hospital care with straightforward or low-level medical decision making (HCPCS 99222); Initial hospital care with moderate level of medical decision making (HCPCS 99223). Source: CMS Medicare Physician & Other Practitioners file.