NPPES file of Aug 9, 2026

Gerardo Villaruz Estevez, MD

Geriatric Medicine (Family Medicine) Physician · Edison, NJ

Gerardo Villaruz Estevez, MD is a geriatric medicine (family medicine) physician with a practice address in Edison, New Jersey, and NPI 1659379865, issued on Jul 12, 2005. Check the license (New Jersey 25MA05968800, as entered in NPPES) on the New Jersey State Board of Medical Examiners; 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
1659379865
Name
Gerardo Villaruz Estevez
Credential
MD
Primary taxonomy
Geriatric Medicine (Family Medicine) Physician 207QG0300X
License number
25MA05968800 NJ
Self-reported in NPPES; status is on the state search
Practice location
1931 Oak Tree RD, Edison, NJ 08820
Phone
(732) 452-0680
Enumerated
Jul 12, 2005
Record last updated
Apr 11, 2024
Fax
(732) 452-9136
Medicare enrollment
Enrolled (PECOS I20040423001002); accepts Medicare assignment
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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Verify Gerardo Villaruz Estevez in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersNew Jersey State Board of Medical Examiners
    Search for license 25MA05968800
    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 New Jersey license search

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20% more Medicare Part D claims than the average geriatric medicine (family medicine) physician in 2024

6,264 Medicare Part D claims for 564 beneficiaries, against an average of 5,222 among the 1,271 providers of this specialty who prescribed in Part D. Brand-name drugs were 12% of claims. 22 claims were for opioids.

  1. Gerardo Estevez6,264
  2. Specialty average5,222

Most prescribed

  1. Atorvastatin Calcium462 claims
  2. Amlodipine Besylate378 claims
  3. Losartan Potassium315 claims
  4. Metformin Hcl271 claims
  5. Rosuvastatin Calcium211 claims
  6. Metoprolol Succinate186 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: $960.21

60 payments; by number, the most common kind was food and beverage; the largest payer was Novo Nordisk Inc. The 460 providers of this specialty with any payment received $1,218.49 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Gerardo Estevez$960.21
  2. Specialty average$1,218.49

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. Rwjbh Primary Care ServicesEdison, NJ

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

Gerardo Villaruz Estevez among 66 geriatric medicine (family medicine) physician records in New Jersey

Gerardo Villaruz Estevez, MD is one of 66 geriatric medicine (family medicine) physician records with a practice address in New Jersey. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.

  • NPI issued2005 · 0% of these records are older, 91% newer
  • In a Medicare fileYes · 79% of these records are
  • In the CMS Doctors and Clinicians fileYes · 67% of these records are
  • Graduated1987 · median 2000 among the 44 with a school on file
  • Record last updated2024 · 58% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207QG0300X and a New Jersey practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Geriatric Medicine (Family Medicine) Physician providers in New Jersey

There are 66 geriatric medicine (family medicine) physician records in New Jersey.

The 8 geriatric medicine (family medicine) physician records with the nearest ZIP codes

  1. Joy-Lynne Carnes, MDEdison, NJ 088201467723262
  2. Elizabeth Collins, M.D.Edison, NJ 088201548689581
  3. Seshadri Chakravarthi, MDFlemington, NJ 088221316916166
  4. Larisa Golub, MDFlemington, NJ 088221710956586
  5. Zachary Bloom, DOMonroe, NJ 088311881372357
  6. Fred Kobylarz, MD, MPHMonroe Township, NJ 088311023110749
  7. David Rosen, M.D.Lebanon, NJ 088331932206703
  8. Zareen Syed, MDEdison, NJ 088371497959696

Common questions

What is Gerardo Villaruz Estevez, MD's NPI number?

Gerardo Villaruz Estevez, MD's National Provider Identifier (NPI) is 1659379865, issued on Jul 12, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Gerardo Villaruz Estevez, MD located?

The NPPES record lists a practice address at 1931 Oak Tree RD, Edison, NJ, 08820. Phone: (732) 452-0680. Providers update this record themselves, so call before visiting.

How can I verify Gerardo Villaruz Estevez, MD's license?

NPPES lists New Jersey license number 25MA05968800, as entered by the provider. Search the New Jersey State Board of Medical Examiners at https://newjersey.mylicense.com/verification/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Gerardo Villaruz Estevez, MD prescribe under Medicare Part D?

In 2024, Gerardo Villaruz Estevez, MD had 6,264 Medicare Part D claims for 564 beneficiaries; the average among geriatric medicine (family medicine) physician prescribers was 5,222. 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.