NPPES file of Aug 9, 2026

Amy T. An, CNM, ARNP

Obstetrics & Gynecology Nurse Practitioner · Mesa, AZ

Amy T. An, CNM, ARNP is an obstetrics & gynecology nurse practitioner with a practice address in Mesa, Arizona, and NPI 1740518190, issued on Nov 23, 2009. Check the license (Arizona AP8927, 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 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1740518190
Name
Amy T. An
Credential
CNM, ARNP
Primary taxonomy
Obstetrics & Gynecology Nurse Practitioner 363LX0001X
License numbers
AP8927 AZ
96957 OK
Self-reported in NPPES; status is on the state search
Practice location
4344 E Presidio St, Mesa, AZ 85215
Phone
(480) 834-5111
Enumerated
Nov 23, 2009
Record last updated
Dec 31, 2019 (not updated in 7 years: call before relying on the address or phone)
Fax
(480) 834-5222
Medicare enrollment
Enrolled (PECOS I20161214001057); accepts Medicare assignment
Medical or professional school
Georgetown University School Of Medicine, 2009
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 4344 E Presidio St

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

  1. Jessica Baronas, PT, DPTPhysical Therapist1275009052
  2. Hemikaa DevakumarUrogynecology and Reconstructive Pelvic Surgery (Obstetrics & Gynecology) Physician1801213731
  3. Ashley Freedman, DPTPhysical Therapist1396239729
  4. Peter Jeppson, MDUrogynecology and Reconstructive Pelvic Surgery (Obstetrics & Gynecology) Physician1487879987
  5. Kelly Kantartzis, MDUrogynecology and Reconstructive Pelvic Surgery (Obstetrics & Gynecology) Physician1851599724
  6. Jennifer Kosisky, DNP, WHNP-BCWomen's Health Nurse Practitioner1437822194

Verify Amy T. An 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 AP8927
    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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8.2 times the Medicare Part D claims of the average obstetrics & gynecology nurse practitioner in 2024

1,623 Medicare Part D claims for 585 beneficiaries, against an average of 198 among the 1,094 providers of this specialty who prescribed in Part D. Brand-name drugs were 27% of claims.

  1. Amy An1,623
  2. Specialty average198

Most prescribed

  1. Estradiol316 claims
  2. Gemtesa180 claims
  3. Nitrofurantoin Mono-Macro164 claims
  4. Methenamine Hippurate99 claims
  5. Myrbetriq99 claims
  6. Trospium Chloride54 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.

The MIPS final score for 2023 (Medicare payment program): 73.4 of 100

The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score72.3
  2. Costout of 100 · 30%39.2
  3. Promoting interoperabilityout of 100 · 25%100.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).

Industry payments in 2024: $727.07

35 payments; by number, the most common kind was food and beverage; the largest payer was Abbvie Inc. The 1,033 providers of this specialty with any payment received $439.39 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Amy An$727.07
  2. Specialty average$439.39

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

Bills Medicare through one group practice

  1. Woman's Center For Advanced Pelvic Surgery PllpMesa, AZ

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

Amy T. An among 90 obstetrics & gynecology nurse practitioner records in Arizona

Amy T. An, CNM, ARNP is one of 90 obstetrics & gynecology nurse practitioner records with a practice address in Arizona. 56% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2009, is newer than 54% of them.

  • NPI issued2009 · 54% of these records are older, 43% newer
  • In a Medicare fileYes · 56% of these records are
  • In the CMS Doctors and Clinicians fileYes · 30% of these records are
  • Graduated2009 · median 2010 among the 27 with a school on file
  • Record last updated2019 · 63% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LX0001X and a Arizona practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Obstetrics & Gynecology Nurse Practitioner providers in Arizona

There are 90 obstetrics & gynecology nurse practitioner records in Arizona.

The 8 obstetrics & gynecology nurse practitioner records with the nearest ZIP codes

  1. Deandra Dagen, NPChandler, AZ 852241700191426
  2. Maryjane Luhumbu, WHCNPChandler, AZ 852241659797983
  3. Diane Sell, WHNPChandler, AZ 852241275808685
  4. Shannon ShermanChandler, AZ 852241770919391
  5. Danielle Patrick, NPChandler, AZ 852251225063563
  6. Elizabeth SadlerMesa, AZ 852051528459781
  7. Brigett Garner, NPMesa, AZ 852031154388908
  8. Stephanie Rideaux, DNP, WHNP-BCMesa, AZ 852031760006415

Common questions

What is Amy T. An, CNM, ARNP's NPI number?

Amy T. An, CNM, ARNP's National Provider Identifier (NPI) is 1740518190, issued on Nov 23, 2009. An NPI identifies a provider in billing; it is not a license.

Where is Amy T. An, CNM, ARNP located?

The NPPES record lists a practice address at 4344 E Presidio St, Mesa, AZ, 85215. Phone: (480) 834-5111. Providers update this record themselves, so call before visiting.

How can I verify Amy T. An, CNM, ARNP's license?

NPPES lists Arizona license number AP8927, as entered by the provider. Search the Arizona board that licenses this profession; the NPPES record confirms identity only.

How much does Amy T. An, CNM, ARNP prescribe under Medicare Part D?

In 2024, Amy T. An, CNM, ARNP had 1,623 Medicare Part D claims for 585 beneficiaries; the average among obstetrics & gynecology nurse practitioner prescribers was 198. Part D covers Medicare prescriptions only.

What is Amy T. An, CNM, ARNP's MIPS final score?

The 2023 MIPS final score is 73.4 of 100. The average among 454,083 clinicians with a measured score was 83.5.

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.