NPPES file of Aug 9, 2026

Maria Christine Martin

Hospitalist Physician · Phoenix, AZ

Maria Christine Martin is a hospitalist physician with a practice address in Phoenix, Arizona, and NPI 1720585805, issued on Apr 6, 2018. Check the license (Arizona 66224, as entered in NPPES) on the Arizona Medical Board; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1720585805
Name
Maria Christine Martin
Primary taxonomy
Hospitalist Physician 208M00000X
License number
66224 AZ
Self-reported in NPPES; status is on the state search
Practice location
1919 E Thomas RD, Phoenix, AZ 85016
Phone
(602) 933-0777
Enumerated
Apr 6, 2018
Record last updated
Sep 14, 2022
Medicare enrollment
Enrolled (PECOS I20220616002415); accepts Medicare assignment
Medical or professional school
Ohio State University College Of Medicine, 2018
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 1919 E Thomas RD

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Asmaa Aamir, M.D.Diagnostic Radiology Physician1912163791
  2. Madeline Aaron, APRN-RNPPediatric Nurse Practitioner1851134837
  3. Brandon Abbott, D.O., M.P.H.Hospitalist Physician1528350139
  4. Jason AbbottStudent in an Organized Health Care Education/Training Program1184257958
  5. Monica Abd El Nour, MDPediatric Infectious Diseases Physician1760044101
  6. Lindsay Abel, DOStudent in an Organized Health Care Education/Training Program1750222055

Verify Maria Christine Martin in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersArizona Medical Board
    Search for license 66224
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Arizona license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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2.8 times the Medicare Part D claims of the average hospitalist physician in 2024

1,473 Medicare Part D claims for 179 beneficiaries, against an average of 521 among the 21,613 providers of this specialty who prescribed in Part D. Brand-name drugs were 12% of claims.

  1. Maria Martin1,473
  2. Specialty average521

Most prescribed

  1. Atorvastatin Calcium105 claims
  2. Amlodipine Besylate80 claims
  3. Lisinopril76 claims
  4. Levothyroxine Sodium59 claims
  5. Rosuvastatin Calcium47 claims
  6. Losartan Potassium43 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

  1. Banner - University Primary Care Physicians LLCPhoenix, AZ
  2. Banner Primary Care Physicians Arizona LLCMaricopa, AZ

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Maria Christine Martin among 775 hospitalist physician records in Arizona

Maria Christine Martin is one of 775 hospitalist physician records with a practice address in Arizona. 88% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2018, is newer than 75% of them.

  • NPI issued2018 · 75% of these records are older, 21% newer
  • In a Medicare fileYes · 88% of these records are
  • In the CMS Doctors and Clinicians fileYes · 80% of these records are
  • Graduated2018 · median 2011 among the 618 with a school on file
  • Record last updated2022 · 43% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208M00000X and a Arizona practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Hospitalist Physician providers in Arizona

There are 775 hospitalist physician records in Arizona.

The 8 hospitalist physician records with the nearest ZIP codes

  1. Edith Allen, M.D.Phoenix, AZ 850161902842461
  2. Vasudha Bhavaraju, M.D.Phoenix, AZ 850161770545832
  3. Kristi Boles, MDPhoenix, AZ 850161891773412
  4. Daxa Clarke, MDPhoenix, AZ 850161790736205
  5. Richard Engel, MDPhoenix, AZ 850161851366272
  6. Shannon Forshey, MDPhoenix, AZ 850161780775395
  7. Sandra Gage, MDPhoenix, AZ 850161740231604
  8. John Hartley, D.O.Phoenix, AZ 850161053374207

Common questions

What is Maria Christine Martin's NPI number?

Maria Christine Martin's National Provider Identifier (NPI) is 1720585805, issued on Apr 6, 2018. An NPI identifies a provider in billing; it is not a license.

Where is Maria Christine Martin located?

The NPPES record lists a practice address at 1919 E Thomas RD, Phoenix, AZ, 85016. Phone: (602) 933-0777. Providers update this record themselves, so call before visiting.

How can I verify Maria Christine Martin's license?

NPPES lists Arizona license number 66224, 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 Maria Christine Martin prescribe under Medicare Part D?

In 2024, Maria Christine Martin had 1,473 Medicare Part D claims for 179 beneficiaries; the average among hospitalist physician prescribers was 521. 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.