Doctor profile · Federal record
Dr. Gregory Ash, D.C.
Rehabilitation Chiropractor · Duluth, MN
- NPI 1275614463
- MIPS 70.8 / 100 · 2023
- 20 yrs on file
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
1118 E Superior St, Fisher Chiropractic Clinic
Duluth, MN 558022217
(218) 728-3639
fax (218) 728-2603 - Mailing address
-
1510 Triggs Ave
Duluth, MN 558112742
Credentials & registration
- NPI registered
- October 2006 — 20 yrs on file
- Profile last updated
- February 16, 2011
- Specialty taxonomy
- 111NR0400X — NUCC code
- State license (1)
- Minnesota #1809
- Medicaid (2)
- WI #99112154 · MN #005227200
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1275614463. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
28
Distinct HCPCS
1
Medicare allowed
$745
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
98940 |
Chiropractic manipulative treatment, 1-2 spinal regions | 28 | 14 | $27 |
In context: peer comparison
Among 2 peers in this city , average services per provider: 155. This provider delivers 0.2× the peer median.Frequently asked questions
What is Dr. Gregory Ash's medical specialty?
Dr. Gregory Ash practices Rehabilitation Chiropractor in Duluth, MN.
Where does Dr. Gregory Ash practice?
Dr. Gregory Ash practices at 1118 E Superior St, Duluth, MN 558022217. Office phone: 2187283639.
What is Dr. Gregory Ash's NPI?
Dr. Gregory Ash's National Provider Identifier (NPI) is 1275614463, issued by NPPES.
What procedures does Dr. Gregory Ash commonly perform?
Top Medicare-reported procedures in 2023: Chiropractic manipulative treatment, 1-2 spinal regions (HCPCS 98940). Source: CMS Medicare Physician & Other Practitioners file.