Are you Gregory J. Donnelly, D.C.? This profile is yours to edit: update your address, phone, photo and services.
Edit this profileGregory J. Donnelly, D.C. is a chiropractor based in Casa Grande, AZ. Gregory is a 1992 graduate of Palmer College Chiropractic - Davenport. According to Medicare claims data, Gregory cared for 178 Medicare patients across 766 services. The services billed most often include chiropractic manipulative treatment, 1-2 spinal regions and chiropractic manipulative treatment, 3-4 spinal regions. The provider's National Provider Identifier (NPI) is 1295914372.
Factual summary compiled by Guide.md from public records; not written by this provider.
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
177 W COTTONWOOD LN STE 11
Casa Grande, AZ 85122
121 W Florence Blvd suite J
Casa Grande, AZ 85122
Within Chiropractic generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
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766 services · 178 patients · 2 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Chiropractic manipulative treatment, 1-2 spinal regions | Treatment | 98940 |
452 | More often than most peers in Chiropractor |
| Chiropractic manipulative treatment, 3-4 spinal regions | Treatment | 98941 |
314 | As often as other peers in Chiropractor |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Gregory J. Donnelly is a chiropractor in Casa Grande, AZ. That is the designation recorded for this NPI in the federal registry.
NPI registry
Gregory J. Donnelly is listed at 177 W Cottonwood Ln Ste 11, Casa Grande, AZ 85122. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (520) 836-0666. Contact the office directly to confirm availability and scheduling.
NPI registry
Gregory J. Donnelly's National Provider Identifier is 1295914372. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Gregory J. Donnelly attended Palmer College Chiropractic - Davenport, graduating in 1992. This comes from the CMS National Downloadable File.
CMS public data
Gregory J. Donnelly has 34 years experience. Calculated from a graduation year of 1992, reported in the CMS National Downloadable File.
CMS public data
According to Medicare billing data, Gregory J. Donnelly provides treatments such as chiropractic manipulative treatment, 1-2 spinal regions and chiropractic manipulative treatment, 3-4 spinal regions. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Not yet. This profile is built from public federal data and has not been confirmed by Gregory J. Donnelly. If this is you, claiming it is free.
Guide.md
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