Doctor profile · Federal record
Dr. Colleen Karkhang, CNP
Gerontology Nurse Practitioner (CMS: Nurse Practitioner) · Adult Health Nurse Practitioner · New Haven, CT
- NPI 1730545187
- Accepts Medicare
- MIPS 71.7 / 100 · 2023
- 11 yrs in practice
- Female
- Solo practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
20 York St
New Haven, CT 06510
(475) 355-0785 - Additional location
-
3219 Clifton Ave, Suite 315
Cincinnati, OH 452203027
(513) 624-0999 - Mailing address
-
333 Cedar St # 121
New Haven, CT 065103206
Credentials & registration
- NPI registered
- January 2016 — 10 yrs on file
- Profile last updated
- October 18, 2019
- Year of graduation
- 2015 — 11 yrs since
- Specialty taxonomy
- 363LG0600X — NUCC code
- State license (1)
- Connecticut #8271
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1730545187. Last verified May 11, 2026.Open Payments
Industry payments received
All-time total
$75
Transactions
1
Manufacturers
1
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Veloxis Pharmaceuticals, INC. | 1 | $74.62 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
205
Patients
40
Total drug cost
$28,295
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Famotidine | Generic | 34 | 0 | $323 |
| Sulfamethoxazole-Trimethoprim (Sulfamethoxazole/Trimethoprim) | Brand | 30 | 0 | $353 |
| Valganciclovir Hcl | Generic | 27 | 16 | $9,046 |
| Ursodiol | Generic | 21 | 0 | $4,263 |
| Atovaquone | Generic | 15 | 0 | $13,454 |
| Pantoprazole Sodium | Generic | 15 | 0 | $124 |
| Amlodipine Besylate | Generic | 14 | 0 | $42 |
| Tramadol Hcl | Generic | 13 | 13 | $29 |
| Fluconazole | Generic | 12 | 11 | $502 |
| Prednisone | Generic | 12 | 0 | $89 |
Frequently asked questions
What is Dr. Colleen Karkhang's medical specialty?
Dr. Colleen Karkhang practices Gerontology Nurse Practitioner in New Haven, CT.
Where does Dr. Colleen Karkhang practice?
Dr. Colleen Karkhang practices at 20 York St, New Haven, CT 06510. Office phone: 4753550785.
What is Dr. Colleen Karkhang's NPI?
Dr. Colleen Karkhang's National Provider Identifier (NPI) is 1730545187, issued by NPPES.
Does Dr. Colleen Karkhang accept Medicare assignment?
Yes. Dr. Colleen Karkhang accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.