Doctor profile · Federal record
Dr. Diana Gemanaru, MD
Internal Medicine Physician (CMS: Internal Medicine) · Internal Medicine Physician · Kalamazoo, MI
- NPI 1629638747
- Accepts Medicare
- MIPS 84.9 / 100 · 2023
- 8 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
601 John St # 74
Kalamazoo, MI 490075341
(269) 341-8481 - Additional location
-
300 Lafayette Ave Se Ste 3000
Grand Rapids, MI 495034692
(616) 685-6919
fax (616) 685-3041 - Mailing address
-
300 Lafayette Ave Se Ste 3000
Grand Rapids, MI 495034692
Credentials & registration
- NPI registered
- June 2019 — 7 yrs on file
- Profile last updated
- August 25, 2022
- Year of graduation
- 2018 — 8 yrs since
- Specialty taxonomy
- 207R00000X — NUCC code
- State licenses (2)
- Michigan #4301507449 · Michigan #4351045595
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1629638747. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
624
Distinct HCPCS
5
Medicare allowed
$57,906
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 349 | 160 | $76 | |
99239 |
Hospital discharge day management, more than 30 minutes | 104 | 102 | $110 | |
99222 |
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 92 | 91 | $126 | |
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 68 | 39 | $115 | |
99231 |
Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes | 11 | 11 | $48 |
In context: peer comparison
Among 57 peers in Kalamazoo Internal Medicine Physician, average services per provider: 93. This provider delivers 6.7× the peer median.Open Payments
Industry payments received
All-time total
$189
Transactions
10
Manufacturers
5
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Merck Sharp & Dohme LLC | 4 | $58.00 | |
| Novartis Pharmaceuticals Corporation | 3 | $56.93 | |
| Csl Behring | 1 | $33.45 | |
| Alexion Pharmaceuticals, INC. | 1 | $25.48 | |
| Smith+Nephew, INC. | 1 | $15.49 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
85
Patients
81
Total drug cost
$550
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Cefuroxime (Cefuroxime Axetil) | Brand | 19 | 18 | $137 |
| Prednisone | Generic | 16 | 16 | $113 |
| Pantoprazole Sodium | Generic | 14 | 13 | $183 |
| Amlodipine Besylate | Generic | 13 | 12 | $48 |
| Cephalexin | Generic | 12 | 11 | $32 |
| Oxycodone Hcl | Generic | 11 | 11 | $37 |
Hospital affiliations
Frequently asked questions
What is Dr. Diana Gemanaru's medical specialty?
Dr. Diana Gemanaru practices Internal Medicine Physician in Kalamazoo, MI.
Where does Dr. Diana Gemanaru practice?
Dr. Diana Gemanaru practices at 601 John St # 74, Kalamazoo, MI 490075341. Office phone: 2693418481.
What is Dr. Diana Gemanaru's NPI?
Dr. Diana Gemanaru's National Provider Identifier (NPI) is 1629638747, issued by NPPES.
Does Dr. Diana Gemanaru accept Medicare assignment?
Yes. Dr. Diana Gemanaru accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Diana Gemanaru 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); Initial hospital care with straightforward or low-level medical decision making (HCPCS 99222). Source: CMS Medicare Physician & Other Practitioners file.