NPPES file of Aug 9, 2026

Marcia Mastrin, M.D.

Specialist · Phoenix, AZ

Marcia Mastrin, M.D. is a specialist with a practice address in Phoenix, Arizona, and NPI 1801906771, issued on Aug 30, 2006. Check the license (Arizona 31029, as entered in NPPES) with the Arizona board that licenses this profession; 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
1801906771
Name
Marcia Mastrin
Credential
M.D.
Primary taxonomy
Specialist 174400000X
License number
31029 AZ
Self-reported in NPPES; status is on the state search
Practice location
2040 W Bethany Home RD, Phoenix, AZ 85015
Phone
(602) 368-8800
Enumerated
Aug 30, 2006
Record last updated
Mar 30, 2012 (not updated in 14 years: call before relying on the address or phone)
Fax
(602) 368-8801
Medicaid ID
927270 AZ
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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8 nearest specialist records → All 747 in Arizona → Look up another NPI →

Also registered at 2040 W Bethany Home RD

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

  1. Martin Arellano, M.D.Obstetrics & Gynecology Physician1396707725
  2. Beth Bobier, CNMAdvanced Practice Midwife1700122207
  3. Shashi Goel, MD PC INCInternal Medicine Physician1164421426
  4. Sudhir Goel, M.D.Internal Medicine Physician1215936570
  5. Hollis Phillips, M.D.Family Medicine Physician1497830533
  6. Mark Phillips, M.D.Family Medicine Physician1902988934

Verify Marcia Mastrin in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Arizona board licenses this profession
    Search for license 31029    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
Find 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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Industry payments in 2024: $23.43

1 payment: food and beverage; the largest payer was Boston Scientific Corporation. The 5,844 providers of this specialty with any payment received $4,760.79 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Marcia Mastrin$23.43
  2. Specialty average$4,760.79

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Marcia Mastrin among 747 specialist records in Arizona

Marcia Mastrin, M.D. is one of 747 specialist records with a practice address in Arizona. 25% 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 14% of them.

  • NPI issued2006 · 14% of these records are older, 52% newer
  • In a Medicare fileYes · 25% of these records are
  • In the CMS Doctors and Clinicians fileNo · 16% of these records are
  • Record last updated2012 · 83% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 174400000X and a Arizona practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Specialist providers in Arizona

There are 747 specialist records in Arizona.

All 747 in Arizona → Every provider in Phoenix → Specialist nationwide →

The 8 specialist records with the nearest ZIP codes

  1. Erik Berkley, PAPhoenix, AZ 850151336312032
  2. Lester Epstein, MDPhoenix, AZ 850151760446769
  3. Erdal Gurgoze, PHDPhoenix, AZ 850151891816625
  4. Hernan Medina, MDPhoenix, AZ 850151982684924
  5. Daniel Remen, M.D.Phoenix, AZ 850151639165178
  6. Denise Wolfer, PROFESSIONAL F.P.Phoenix, AZ 850151548408826
  7. Scott Crawford, MDPhoenix, AZ 850161689679862
  8. Laurie Erickson, MDPhoenix, AZ 850161194720375

Common questions

What is Marcia Mastrin, M.D.'s NPI number?

Marcia Mastrin, M.D.'s National Provider Identifier (NPI) is 1801906771, issued on Aug 30, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Marcia Mastrin, M.D. located?

The NPPES record lists a practice address at 2040 W Bethany Home RD, Phoenix, AZ, 85015. Phone: (602) 368-8800. Providers update this record themselves, so call before visiting.

How can I verify Marcia Mastrin, M.D.'s license?

NPPES lists Arizona license number 31029, as entered by the provider. Search the Arizona board that licenses this profession; the NPPES record confirms identity 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.