Regina Elizabeth Ross, MD
Family Medicine Physician · Winslow, AZ
Regina Elizabeth Ross, MD is a family medicine physician with a practice address in Winslow, Arizona, and NPI 1063690014, issued on Feb 1, 2008. Check the license (Arizona 37875, as entered in NPPES) on the Arizona Medical Board; the Medicare figures below come from public CMS files.
- Name
- Regina Elizabeth Ross
- Credential
- MD
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- 37875 AZ
Self-reported in NPPES; status is on the state search - Practice location
- 500 Indiana Ave, Winslow, AZ 86047
- Phone
- (928) 289-4646
- Enumerated
- Feb 1, 2008
- Record last updated
- Jan 23, 2019 (not updated in 7 years: call before relying on the address or phone)
- Medicaid ID
- 407524 AZ
- Medicare enrollment
- Enrolled (PECOS I20090406000568); accepts Medicare assignment
- Medical or professional school
- University Of Arizona College Of Medicine, 2005
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 3,119 in Arizona → Look up another NPI →
Also registered at 500 Indiana Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Abdelhafez AbdelhafezStudent in an Organized Health Care Education/Training Program1316747629
- Janna Agramonte CaneloStudent in an Organized Health Care Education/Training Program1528857752
- Michelle Alex-Tsosie, RNRegistered Nurse1528496023
- Erlene Analla, RNRegistered Nurse1992149728
- Sydney ApodacaPharmacist1407211410
- Shimelis AredaAmbulatory Care Pharmacist1700361912
Verify Regina Elizabeth Ross in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersArizona Medical Board
Search for license 37875Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
76% fewer Medicare Part D claims than the average family medicine physician in 2024
850 Medicare Part D claims for 48 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D.
Most prescribed
- Lisinopril120 claims
- Atorvastatin Calcium104 claims
- Metformin Hcl Er77 claims
- Amlodipine Besylate76 claims
- Jardiance47 claims
- Simvastatin30 claims
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.
Bills Medicare through 2 group practices
- Ton San Xavier Health CenterTucson, AZ
- Ton Sells HospitalSells, AZ
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Regina Elizabeth Ross among 3,119 family medicine physician records in Arizona
Regina Elizabeth Ross, MD is one of 3,119 family medicine physician records with a practice address in Arizona. 75% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2008, is newer than 55% of them.
- NPI issued2008 · 55% of these records are older, 40% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileYes · 57% of these records are
- Graduated2005 · median 2006 among the 1,775 with a school on file
- Record last updated2019 · 54% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Arizona practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
18 family medicine physician records list a practice address in Winslow
They are 18 of the 259 NPPES records with a practice address in Winslow, and 3,119 family medicine physician records in Arizona.
All 3,119 in Arizona → Every provider in Winslow → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Francis Armao, MDWinslow, AZ 860471053441550
- Sarah Coleman, M.D.Winslow, AZ 860471376854588
- David Ferguson, M.D.Winslow, AZ 860471336169689
- Thomas Greenwood, M.D.Winslow, AZ 860471205805090
- James Hagan, M.D.Winslow, AZ 860471649458423
- Salvador Lee, M.D.Winslow, AZ 860471083612550
- Alberto Lorenzo, M.D.Winslow, AZ 860471265731624
- Patricia Morikawa, MDWinslow, AZ 860471942350012
Common questions
What is Regina Elizabeth Ross, MD's NPI number?
Regina Elizabeth Ross, MD's National Provider Identifier (NPI) is 1063690014, issued on Feb 1, 2008. An NPI identifies a provider in billing; it is not a license.
Where is Regina Elizabeth Ross, MD located?
The NPPES record lists a practice address at 500 Indiana Ave, Winslow, AZ, 86047. Phone: (928) 289-4646. Providers update this record themselves, so call before visiting.
How can I verify Regina Elizabeth Ross, MD's license?
NPPES lists Arizona license number 37875, 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 Regina Elizabeth Ross, MD prescribe under Medicare Part D?
In 2024, Regina Elizabeth Ross, MD had 850 Medicare Part D claims for 48 beneficiaries; the average among family medicine physician prescribers was 3,544. Part D covers Medicare prescriptions only.
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.