Doctor profile · Federal record
Dr. Margaret Maciorowski
Internal Medicine Physician (CMS: Internal Medicine) · Kalamazoo, MI
- NPI 1427169135
- Accepts Medicare
- MIPS 84.9 / 100 · 2023
- 32 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
601 John St, Box 74
Kalamazoo, MI 490075341
(269) 341-8481
fax (269) 341-7781
Credentials & registration
- NPI registered
- August 2006 — 20 yrs on file
- Profile last updated
- November 27, 2023
- Year of graduation
- 1994 — 32 yrs since
- Specialty taxonomy
- 207R00000X — NUCC code
- State license (1)
- Michigan #4301086913
- Medicaid
- MI #1427169135
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1427169135. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
522
Distinct HCPCS
7
Medicare allowed
$44,902
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 204 | 131 | $78 | |
99231 |
Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes | 120 | 72 | $49 | |
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 62 | 48 | $115 | |
99222 |
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 51 | 51 | $128 | |
99239 |
Hospital discharge day management, more than 30 minutes | 38 | 37 | $111 | |
99238 |
Hospital discharge day management, 30 minutes or less | 28 | 28 | $79 | |
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 19 | 19 | $164 |
In context: peer comparison
Among 57 peers in Kalamazoo Internal Medicine Physician, average services per provider: 93. This provider delivers 5.6× the peer median.Open Payments
Industry payments received
All-time total
$31
Transactions
2
Manufacturers
2
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Abbvie INC. | 1 | $16.84 | |
| Gilead Sciences, INC. | 1 | $13.67 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
169
Patients
52
Total drug cost
$4,037
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Metoprolol Tartrate | Generic | 35 | 13 | $245 |
| Furosemide | Generic | 20 | 0 | $117 |
| Atorvastatin Calcium | Generic | 18 | 0 | $256 |
| Hydralazine Hcl | Generic | 16 | 0 | $181 |
| Amlodipine Besylate | Generic | 15 | 0 | $108 |
| Cefdinir | Generic | 15 | 15 | $104 |
| Prednisone | Generic | 14 | 13 | $60 |
| Fenofibrate (Fenofibrate Nanocrystallized) | Brand | 13 | 0 | $101 |
| Albuterol Sulfate Hfa (Albuterol Sulfate) | Brand | 12 | 11 | $419 |
| Eliquis (Apixaban) | Brand | 11 | 0 | $2,448 |
Hospital affiliations
Frequently asked questions
What is Dr. Margaret Maciorowski's medical specialty?
Dr. Margaret Maciorowski practices Internal Medicine Physician in Kalamazoo, MI.
Where does Dr. Margaret Maciorowski practice?
Dr. Margaret Maciorowski practices at 601 John St, Kalamazoo, MI 490075341. Office phone: 2693418481.
What is Dr. Margaret Maciorowski's NPI?
Dr. Margaret Maciorowski's National Provider Identifier (NPI) is 1427169135, issued by NPPES.
Does Dr. Margaret Maciorowski accept Medicare assignment?
Yes. Dr. Margaret Maciorowski accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Margaret Maciorowski commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Subsequent hospital care with straightforward or low level of medical decision making (HCPCS 99231); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233). Source: CMS Medicare Physician & Other Practitioners file.