Doctor profile · Federal record
Dr. Karyn McCollum, NP
Nurse Practitioner · Grand Rapids, MI
- NPI 1275884454
- Accepts Medicare
- 14 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
221 Michigan St Ne, Suite 200
Grand Rapids, MI 495032543
(616) 391-8635
fax (616) 391-8621 - Mailing address
-
100 Michigan St Ne, Mc 845
Grand Rapids, MI 495032560
Credentials & registration
- NPI registered
- September 2012 — 14 yrs on file
- Year of graduation
- 2012 — 14 yrs since
- Specialty taxonomy
- 363L00000X — NUCC code
- State license (1)
- Michigan #4704249006
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1275884454. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
332
Distinct HCPCS
4
Medicare allowed
$16,619
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 151 | 51 | $54 | |
99231 |
Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes | 129 | 51 | $41 | |
99221 |
Initial hospital care with straightforward or low level of medical decision making, per day, if using time, at least 40 minutes | 32 | 28 | $68 | |
11042 |
Removal of skin and tissue, 20.0 sq cm or less | 20 | 13 | $49 |
In context: peer comparison
Among 57 peers in Grand Rapids Nurse Practitioner, average services per provider: 52. This provider delivers 6.4× the peer median.Open Payments
Industry payments received
All-time total
$21
Transactions
1
Manufacturers
1
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Mentor Worldwide LLC | 1 | $20.67 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
45
Patients
12
Total drug cost
$927
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Silver Sulfadiazine | Generic | 16 | 12 | $269 |
| Ssd (Silver Sulfadiazine) | Brand | 15 | 0 | $261 |
| Clotrimazole-Betamethasone (Clotrimazole/Betamethasone Dip) | Brand | 14 | 0 | $397 |
Frequently asked questions
What is Dr. Karyn McCollum's medical specialty?
Dr. Karyn McCollum practices Nurse Practitioner in Grand Rapids, MI.
Where does Dr. Karyn McCollum practice?
Dr. Karyn McCollum practices at 221 Michigan St Ne, Grand Rapids, MI 495032543. Office phone: 6163918635.
What is Dr. Karyn McCollum's NPI?
Dr. Karyn McCollum's National Provider Identifier (NPI) is 1275884454, issued by NPPES.
Does Dr. Karyn McCollum accept Medicare assignment?
Yes. Dr. Karyn McCollum accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Karyn McCollum commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Subsequent hospital care with straightforward or low level of medical decision making (HCPCS 99231); Initial hospital care with straightforward or low level of medical decision making (HCPCS 99221). Source: CMS Medicare Physician & Other Practitioners file.