NPPES file of Aug 9, 2026

Rosa Maria Mercado, M.D.

Family Medicine Physician · Fountain Hills, AZ

Rosa Maria Mercado, M.D. is a family medicine physician with a practice address in Fountain Hills, Arizona, and NPI 1922032598, issued on Jul 10, 2006. Check the license 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
1922032598
Name
Rosa Maria Mercado
Credential
M.D.
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
13045 PR
Self-reported in NPPES; status is on the state search
Practice location
13225 N Fountain Hills Blvd, Fountain Hills, AZ 85268
Phone
(480) 816-1179
Enumerated
Jul 10, 2006
Record last updated
Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
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 family medicine physician records → All 3,119 in Arizona → Look up another NPI →

Verify Rosa Maria Mercado in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersArizona Medical BoardCheck 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

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96% fewer Medicare Part D claims than the average family medicine physician in 2024

158 Medicare Part D claims for 16 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 9% of claims.

  1. Rosa Mercado158
  2. Specialty average3,544

Most prescribed

  1. Hydrochlorothiazide15 claims
  2. Amlodipine Besylate13 claims
  3. Lisinopril12 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.

Rosa Maria Mercado among 3,119 family medicine physician records in Arizona

Rosa Maria Mercado, M.D. is one of 3,119 family medicine physician records with a practice address in Arizona. 75% 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 12% of them.

  • NPI issued2006 · 12% of these records are older, 54% newer
  • In a Medicare fileYes · 75% of these records are
  • In the CMS Doctors and Clinicians fileNo · 57% of these records are
  • Record last updated2007 · 54% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Arizona practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

12 family medicine physician records list a practice address in Fountain Hills

They are 12 of the 575 NPPES records with a practice address in Fountain Hills, and 3,119 family medicine physician records in Arizona.

All 3,119 in Arizona → Every provider in Fountain Hills → Family Medicine Physician nationwide →

The 8 family medicine physician records with the nearest ZIP codes

  1. Janet Bruno, MDFountain Hills, AZ 852681194307439
  2. Pankaj Chopra, MDFountain Hills, AZ 852681295838282
  3. Sana Durrani-SimmonsFountain Hills, AZ 852681417695313
  4. Matthew Hummel, M.D.Fountain Hills, AZ 852681780644526
  5. Anuradha Kandasamy, MDFountain Hills, AZ 852681215821533
  6. Nivedita Nandurkar, MDFountain Hills, AZ 852681083558530
  7. Janis Saunders, D.O.Fountain Hills, AZ 852681598811812
  8. Rajesh Soni, M.D.Fountain Hills, AZ 852681235147380

Common questions

What is Rosa Maria Mercado, M.D.'s NPI number?

Rosa Maria Mercado, M.D.'s National Provider Identifier (NPI) is 1922032598, issued on Jul 10, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Rosa Maria Mercado, M.D. located?

The NPPES record lists a practice address at 13225 N Fountain Hills Blvd, Fountain Hills, AZ, 85268. Phone: (480) 816-1179. Providers update this record themselves, so call before visiting.

How can I verify Rosa Maria Mercado, 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 Rosa Maria Mercado, M.D. prescribe under Medicare Part D?

In 2024, Rosa Maria Mercado, M.D. had 158 Medicare Part D claims for 16 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.

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.