Erin Catherine Gertz, M.D.
Obstetrics & Gynecology Physician · Fort Defiance, AZ
Erin Catherine Gertz, M.D. is an obstetrics & gynecology physician with a practice address in Fort Defiance, Arizona, and NPI 1740436062, issued on Aug 18, 2008. Check the license on the Arizona Medical Board; the Medicare figures below come from public CMS files.
- Name
- Erin Catherine Gertz
- Credential
- M.D.
- Primary taxonomy
- Obstetrics & Gynecology Physician 207V00000X
- License numbers
- 073730 CT
266578-1 NY
Self-reported in NPPES; status is on the state search - Practice location
- Corner OF Route N12 And N7, Fort Defiance, AZ 86504
- Phone
- (928) 729-8000
- Enumerated
- Aug 18, 2008
- Record last updated
- Jun 13, 2025
- Medicare enrollment
- Enrolled (PECOS I20250812001374); accepts Medicare assignment
- Medical or professional school
- University Of Hawaii John A. Burns School Of Medicine, 2008
- Entity
- Type 1 · individual
8 nearest obstetrics & gynecology physician records → All 803 in Arizona → Look up another NPI →
Also registered at Corner OF Route N12 And N7
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Moaz Abulfaraj, MDSurgery Physician1861797193
- Walter Adam, MDFamily Medicine Physician1053368860
- Margaret Adams, ARNPFamily Nurse Practitioner1427455682
- Sandra Adkins, DDSDentist1710918131
- Elizabeth Agre, PT, DPTPhysical Therapist1891268280
- Mohammad Akhavan Heidari, MDSurgery Physician1205041571
Verify Erin Catherine Gertz in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersArizona Medical BoardCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
50% fewer Medicare Part D claims than the average obstetrics & gynecology physician in 2024
82 Medicare Part D claims for 41 beneficiaries, against an average of 165 among the 28,733 providers of this specialty who prescribed in Part D.
Most prescribed
- Alendronate Sodium18 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.
Industry payments in 2024: $20.05
2 payments; by number, the most common kind was food and beverage; the largest payer was Organon Llc. The 21,429 providers of this specialty with any payment received $1,030.61 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.
Bills Medicare through 3 group practices
- Bristol Hospital Multi Specialty Group, Inc.Bristol, CT
- The Fort Defiance Indian Hospital Board, IncorporationFort Defiance, AZ
- The Memorial Hospital OF William F And Gertrude F Jones IncWellsville, NY
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Erin Catherine Gertz among 803 obstetrics & gynecology physician records in Arizona
Erin Catherine Gertz, M.D. is one of 803 obstetrics & gynecology physician records with a practice address in Arizona. 74% 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 58% of them.
- NPI issued2008 · 58% of these records are older, 37% newer
- In a Medicare fileYes · 74% of these records are
- In the CMS Doctors and Clinicians fileYes · 59% of these records are
- Graduated2008 · median 2005 among the 477 with a school on file
- Record last updated2025 · 49% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207V00000X and a Arizona practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
15 obstetrics & gynecology physician records list a practice address in Fort Defiance
They are 15 of the 590 NPPES records with a practice address in Fort Defiance, and 803 obstetrics & gynecology physician records in Arizona.
All 803 in Arizona → Every provider in Fort Defiance → Obstetrics & Gynecology Physician nationwide →
The 8 obstetrics & gynecology physician records with the nearest ZIP codes
- Leta ArteagaFort Defiance, AZ 865041891864526
- Carol Brokschmidt, MDFort Defiance, AZ 865041124104112
- Cheryl Clarke, M.D.Fort Defiance, AZ 865041568420313
- Kathleen CohenFort Defiance, AZ 865041326420654
- Michael Ihsaan, MD MPHFort Defiance, AZ 865041134125917
- Benedict Landgren Mills, M.D.Fort Defiance, AZ 865041497121099
- Hector Magana, PHYSICIAN AND SURGEOFort Defiance, AZ 865041104046887
- Carl Opderbeck, MDFort Defiance, AZ 865041316194954
Common questions
What is Erin Catherine Gertz, M.D.'s NPI number?
Erin Catherine Gertz, M.D.'s National Provider Identifier (NPI) is 1740436062, issued on Aug 18, 2008. An NPI identifies a provider in billing; it is not a license.
Where is Erin Catherine Gertz, M.D. located?
The NPPES record lists a practice address at Corner OF Route N12 And N7, Fort Defiance, AZ, 86504. Phone: (928) 729-8000. Providers update this record themselves, so call before visiting.
How can I verify Erin Catherine Gertz, M.D.'s license?
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 Erin Catherine Gertz, M.D. prescribe under Medicare Part D?
In 2024, Erin Catherine Gertz, M.D. had 82 Medicare Part D claims for 41 beneficiaries; the average among obstetrics & gynecology physician prescribers was 165. 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.