Gregory M. Grant, M.D.
Orthopaedic Surgery Physician · Phoenix, AZ
Gregory M. Grant, M.D. is an orthopaedic surgery physician with a practice address in Phoenix, Arizona, and NPI 1699711838, issued on Jun 22, 2006. Check the license (Arizona 28675, as entered in NPPES) on the Arizona Medical Board; the Medicare figures below come from public CMS files.
- Name
- Gregory M. Grant
- Credential
- M.D.
- Primary taxonomy
- Orthopaedic Surgery Physician 207X00000X
- License number
- 28675 AZ
Self-reported in NPPES; status is on the state search - Practice location
- 525 N 18TH St, Phoenix, AZ 85006
- Phone
- (602) 252-3829
- Enumerated
- Jun 22, 2006
- Record last updated
- Oct 12, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (602) 252-3846
- Medicaid ID
- 710419 AZ
- Medicare enrollment
- Enrolled (PECOS I20050810000579); accepts Medicare assignment
- Medical or professional school
- Tulane University School Of Medicine, 1994
- Entity
- Type 1 · individual
8 nearest orthopaedic surgery physician records → All 462 in Arizona → Look up another NPI →
Also registered at 525 N 18TH St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Leo Kahn, M.D.Neurology Physician1649242983
- Emile Manansala, PA-CPhysician Assistant1568427219
- Stephanie McMahon, PA-CPhysician Assistant1285984039
- Kari Patterson, M.D.Neurology Physician1700874906
Verify Gregory M. Grant in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersArizona Medical Board
Search for license 28675Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
95% fewer Medicare Part D claims than the average orthopaedic surgery physician in 2024
19 Medicare Part D claims for 15 beneficiaries, against an average of 346 among the 16,516 providers of this specialty who prescribed in Part D.
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
The MIPS final score for 2023 (Medicare payment program): 28.6 of 100
The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $144.62
8 payments; by number, the most common kind was food and beverage; the largest payer was Stryker Corporation. The 15,003 providers of this specialty with any payment received $23,022.89 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Gregory M. Grant among 462 orthopaedic surgery physician records in Arizona
Gregory M. Grant, M.D. is one of 462 orthopaedic surgery physician records with a practice address in Arizona. 76% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 18% of them.
- NPI issued2006 · 18% of these records are older, 51% newer
- In a Medicare fileYes · 76% of these records are
- In the CMS Doctors and Clinicians fileYes · 61% of these records are
- Graduated1994 · median 2003 among the 281 with a school on file
- Record last updated2007 · 51% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207X00000X and a Arizona practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Orthopaedic Surgery Physician providers in Arizona
There are 462 orthopaedic surgery physician records in Arizona.
All 462 in Arizona → Every provider in Phoenix → Orthopaedic Surgery Physician nationwide →
The 8 orthopaedic surgery physician records with the nearest ZIP codes
- Daniel Aschenbrener, D.O.Phoenix, AZ 850061386600955
- Robert Bess, MDPhoenix, AZ 850061841380474
- Jordan HendersonPhoenix, AZ 850061538956727
- Dana Jamison, M.D.Phoenix, AZ 850061124117585
- Michael McKee, M.D.Phoenix, AZ 850061801056015
- Colby Nielsen, MDPhoenix, AZ 850061093418170
- Bridget Ralston-Ripple, MDPhoenix, AZ 850061003445792
- Glen Bair, M.D.Phoenix, AZ 850081417907114
Common questions
What is Gregory M. Grant, M.D.'s NPI number?
Gregory M. Grant, M.D.'s National Provider Identifier (NPI) is 1699711838, issued on Jun 22, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Gregory M. Grant, M.D. located?
The NPPES record lists a practice address at 525 N 18TH St, Phoenix, AZ, 85006. Phone: (602) 252-3829. Providers update this record themselves, so call before visiting.
How can I verify Gregory M. Grant, M.D.'s license?
NPPES lists Arizona license number 28675, as entered by the provider. Search the Arizona Medical Board at https://www.azmd.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Gregory M. Grant, M.D. prescribe under Medicare Part D?
In 2024, Gregory M. Grant, M.D. had 19 Medicare Part D claims for 15 beneficiaries; the average among orthopaedic surgery physician prescribers was 346. Part D covers Medicare prescriptions only.
What is Gregory M. Grant, M.D.'s MIPS final score?
The 2023 MIPS final score is 28.6 of 100. The average among 454,083 clinicians with a measured score was 83.5.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.