Doctor profile · Federal record
Dr. Gregory Flis, AGPCNP-BC
Adult Health Nurse Practitioner (CMS: Nurse Practitioner) · Gerontology Nurse Practitioner · New Haven, CT
- NPI 1922484161
- Accepts Medicare
- MIPS 81.7 / 100 · 2023
- 11 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
1 Long Wharf Dr, Spine Center
New Haven, CT 065115991
(203) 688-8800 - Additional location
-
5 Munson RD
Farmington, CT 060322094
(860) 679-6551
fax (860) 679-0131
Credentials & registration
- NPI registered
- August 2015 — 11 yrs on file
- Profile last updated
- February 18, 2026
- Year of graduation
- 2015 — 11 yrs since
- Specialty taxonomy
- 363LA2200X — NUCC code
- State license (1)
- Connecticut #6221
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1922484161. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
124
Distinct HCPCS
3
Medicare allowed
$12,743
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99203 |
New patient office or other outpatient visit, 30-44 minutes | 57 | 57 | $99 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 54 | 44 | $112 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 13 | 13 | $80 |
In context: peer comparison
Among 18 peers in this city , average services per provider: 78. This provider delivers 1.6× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
43
Patients
0
Total drug cost
$297
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Meloxicam | Generic | 18 | 0 | $60 |
| Gabapentin | Generic | 14 | 0 | $162 |
| Methylprednisolone | Generic | 11 | 0 | $75 |
Hospital affiliations
Frequently asked questions
What is Dr. Gregory Flis's medical specialty?
Dr. Gregory Flis practices Adult Health Nurse Practitioner in New Haven, CT.
Where does Dr. Gregory Flis practice?
Dr. Gregory Flis practices at 1 Long Wharf Dr, New Haven, CT 065115991. Office phone: 2036888800.
What is Dr. Gregory Flis's NPI?
Dr. Gregory Flis's National Provider Identifier (NPI) is 1922484161, issued by NPPES.
Does Dr. Gregory Flis accept Medicare assignment?
Yes. Dr. Gregory Flis accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Gregory Flis commonly perform?
Top Medicare-reported procedures in 2023: New patient office or other outpatient visit (HCPCS 99203); Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.