NPPES file of Aug 9, 2026

Mercedes Romero, PA-C

Endocrinology, Diabetes & Metabolism Physician · Scottsdale, AZ

Mercedes Romero, PA-C is an endocrinology, diabetes & metabolism physician with a practice address in Scottsdale, Arizona, and NPI 1902517915, issued on Dec 9, 2022. Check the license (Arizona 9953, 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
1902517915
Name
Mercedes Romero
Credential
PA-C
Primary taxonomy
Endocrinology, Diabetes & Metabolism Physician 207RE0101X
License number
9953 AZ
Self-reported in NPPES; status is on the state search
Practice location
9328 E Raintree Dr, Scottsdale, AZ 85260
Phone
(602) 266-8463
Enumerated
Dec 9, 2022
Record last updated
Dec 21, 2023
Fax
(602) 266-0122
Medicare enrollment
Enrolled (PECOS I20240123004149); accepts Medicare assignment
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 9328 E Raintree Dr

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

  1. Abdul-Razzak Alamir, MDEndocrinology, Diabetes & Metabolism Physician1841263662
  2. Eryn Berry, NP-CEndocrinology, Diabetes & Metabolism Physician1609127398
  3. Kimberlee Brontsema, PA-CEndocrinology, Diabetes & Metabolism Physician1891786422
  4. Deborah Burns, FNP-C, CDEEndocrinology, Diabetes & Metabolism Physician1932522836
  5. Chen ChenPhysician Assistant1538788401
  6. Anuja Choure, M.DEndocrinology, Diabetes & Metabolism Physician1437323623

Verify Mercedes Romero in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersArizona Medical Board
    Search for license 9953
    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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66% fewer Medicare Part D claims than the average endocrinology, diabetes & metabolism physician in 2024

892 Medicare Part D claims for 275 beneficiaries, against an average of 2,630 among the 8,223 providers of this specialty who prescribed in Part D. Brand-name drugs were 55% of claims.

  1. Mercedes Romero892
  2. Specialty average2,630

Most prescribed

  1. Levothyroxine Sodium177 claims
  2. Ozempic76 claims
  3. Synthroid67 claims
  4. Mounjaro56 claims
  5. Metformin Hcl Er50 claims
  6. Methimazole30 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: $3,101.72

108 payments; by number, the most common kind was food and beverage; the largest payer was Abbott Laboratories. The 5,661 providers of this specialty with any payment received $5,742.15 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Mercedes Romero$3,101.72
  2. Specialty average$5,742.15

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. Endocrinology Associates P A DtdScottsdale, AZ

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

Mercedes Romero among 175 endocrinology, diabetes & metabolism physician records in Arizona

Mercedes Romero, PA-C is one of 175 endocrinology, diabetes & metabolism physician records with a practice address in Arizona. 80% 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 91% of them.

  • NPI issued2022 · 91% of these records are older, 6% newer
  • In a Medicare fileYes · 80% of these records are
  • In the CMS Doctors and Clinicians fileYes · 61% of these records are
  • Graduated2023 · median 2005 among the 107 with a school on file
  • Record last updated2023 · 37% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RE0101X and a Arizona practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Endocrinology, Diabetes & Metabolism Physician providers in Arizona

There are 175 endocrinology, diabetes & metabolism physician records in Arizona.

The 8 endocrinology, diabetes & metabolism physician records with the nearest ZIP codes

  1. Abdul-Razzak Alamir, MDScottsdale, AZ 852601841263662
  2. Eryn Berry, NP-CScottsdale, AZ 852601609127398
  3. Kimberlee Brontsema, PA-CScottsdale, AZ 852601891786422
  4. Deborah Burns, FNP-C, CDEScottsdale, AZ 852601932522836
  5. Anuja Choure, M.DScottsdale, AZ 852601437323623
  6. Daniel Duick, MDScottsdale, AZ 852601215043195
  7. Andrea Ferenczi, MDScottsdale, AZ 852601700836582
  8. Theresa Frimel, NP-CScottsdale, AZ 852601992133086

Common questions

What is Mercedes Romero, PA-C's NPI number?

Mercedes Romero, PA-C's National Provider Identifier (NPI) is 1902517915, issued on Dec 9, 2022. An NPI identifies a provider in billing; it is not a license.

Where is Mercedes Romero, PA-C located?

The NPPES record lists a practice address at 9328 E Raintree Dr, Scottsdale, AZ, 85260. Phone: (602) 266-8463. Providers update this record themselves, so call before visiting.

How can I verify Mercedes Romero, PA-C's license?

NPPES lists Arizona license number 9953, 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 Mercedes Romero, PA-C prescribe under Medicare Part D?

In 2024, Mercedes Romero, PA-C had 892 Medicare Part D claims for 275 beneficiaries; the average among endocrinology, diabetes & metabolism physician prescribers was 2,630. 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.