Jonathan Ma
Internal Medicine Physician · Sahuarita, AZ
Jonathan Ma is an internal medicine physician with a practice address in Sahuarita, Arizona, and NPI 1659016608, issued on May 4, 2022. Check the license (Arizona 011552, as entered in NPPES) on the Arizona Medical Board; the Medicare figures below come from public CMS files.
- Name
- Jonathan Ma
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 011552 AZ
Self-reported in NPPES; status is on the state search - Practice location
- 16260 S Rancho Sahuarita Blvd Ste 200, Sahuarita, AZ 85629
- Phone
- (520) 575-1175
- Enumerated
- May 4, 2022
- Record last updated
- Jul 3, 2025
- Medicare enrollment
- Enrolled (PECOS I20250804002856); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 2,853 in Arizona → Look up another NPI →
Also registered at 16260 S Rancho Sahuarita Blvd Ste 200
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Riley McCoyPhysician Assistant1699409920
- Kimberly Moss, FNPFamily Nurse Practitioner1811356405
- Aaron Wu, DOFamily Medicine Physician1508430588
Verify Jonathan Ma in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersArizona Medical Board
Search for license 011552Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
97% fewer Medicare Part D claims than the average internal medicine physician in 2024
102 Medicare Part D claims for 46 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 14% of 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 one group practice
- Northwest Allied Physicians LLCSahuarita, AZ
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Jonathan Ma among 2,853 internal medicine physician records in Arizona
Jonathan Ma is one of 2,853 internal 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 2022, is newer than 87% of them.
- NPI issued2022 · 87% of these records are older, 9% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileYes · 58% of these records are
- Graduated2022 · median 2003 among the 1,643 with a school on file
- Record last updated2025 · 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 207R00000X and a Arizona practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
5 internal medicine physician records list a practice address in Sahuarita
They are 5 of the 141 NPPES records with a practice address in Sahuarita, and 2,853 internal medicine physician records in Arizona.
All 2,853 in Arizona → Every provider in Sahuarita → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Jonathan Boyd, DOSahuarita, AZ 856291306334974
- Adam Edwards, M.D.Sahuarita, AZ 856291649415621
- Jordan Fisher, MDSahuarita, AZ 856291477013126
- Maryam Khorrami, MDSahuarita, AZ 856291619125127
- Archana Bansal, M.D.Sierra Vista, AZ 856351881663615
- Eduardo Brown, M.D.Sierra Vista, AZ 856351376584359
- John Herrod, MDSierra Vista, AZ 856351821022484
- Nusrum Iqbal, MDSierra Vista, AZ 856351538191929
Common questions
What is Jonathan Ma's NPI number?
Jonathan Ma's National Provider Identifier (NPI) is 1659016608, issued on May 4, 2022. An NPI identifies a provider in billing; it is not a license.
Where is Jonathan Ma located?
The NPPES record lists a practice address at 16260 S Rancho Sahuarita Blvd Ste 200, Sahuarita, AZ, 85629. Phone: (520) 575-1175. Providers update this record themselves, so call before visiting.
How can I verify Jonathan Ma's license?
NPPES lists Arizona license number 011552, 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 Jonathan Ma prescribe under Medicare Part D?
In 2024, Jonathan Ma had 102 Medicare Part D claims for 46 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.