Ruben Perez, M.D.
Internal Medicine Physician · Union City, NJ
Ruben Perez, M.D. is an internal medicine physician with a practice address in Union City, New Jersey, and NPI 1346324084, issued on Oct 25, 2006. Check the license (New Jersey 25MA07607300, as entered in NPPES) on the New Jersey State Board of Medical Examiners; the Medicare figures below come from public CMS files.
- Name
- Ruben Perez
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 25MA07607300 NJ
Self-reported in NPPES; status is on the state search - Practice location
- 525 42ND Street, Union City, NJ 07087
- Phone
- (201) 866-2223
- Enumerated
- Oct 25, 2006
- Record last updated
- Apr 20, 2011 (not updated in 15 years: call before relying on the address or phone)
- Fax
- (201) 866-2223
- Medicaid ID
- 0003794 NJ
- Medicare enrollment
- Enrolled (PECOS I20050111000784); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 4,632 in New Jersey → Look up another NPI →
Verify Ruben Perez in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersNew Jersey State Board of Medical Examiners
Search for license 25MA07607300Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
2.0 times the Medicare Part D claims of the average internal medicine physician in 2024
6,392 Medicare Part D claims for 338 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims. 16 claims were for opioids.
Most prescribed
- Atorvastatin Calcium501 claims
- Metformin Hcl306 claims
- Amlodipine Besylate288 claims
- Lisinopril237 claims
- Omeprazole235 claims
- Losartan Potassium179 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): 95 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.
Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $132.50
1 payment: food and beverage; the largest payer was Inari Medical, Inc. The 50,334 providers of this specialty with any payment received $1,303.06 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 one group practice
- Hackensack Meridian Health Medical Group - Primary Care PCHackensack, NJ
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Ruben Perez among 4,632 internal medicine physician records in New Jersey
Ruben Perez, M.D. is one of 4,632 internal medicine physician records with a practice address in New Jersey. 82% 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 8% of them.
- NPI issued2006 · 8% of these records are older, 50% newer
- In a Medicare fileYes · 82% of these records are
- In the CMS Doctors and Clinicians fileYes · 68% of these records are
- Graduated1984 · median 2000 among the 3,132 with a school on file
- Record last updated2011 · 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 207R00000X and a New Jersey practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
17 internal medicine physician records list a practice address in Union City
They are 17 of the 429 NPPES records with a practice address in Union City, and 4,632 internal medicine physician records in New Jersey.
All 4,632 in New Jersey → Every provider in Union City → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Yanitza Acevedo, NP-CUnion City, NJ 070871902297716
- Deepak Amin, MDUnion City, NJ 070871659372829
- Holger Armas, M.D.Union City, NJ 070871659539633
- Rosa Calderon, M.D.Union City, NJ 070871750497129
- Maria Campoalegre, M.D.Union City, NJ 070871366609174
- Silvia Cardenas-Crowley, MDUnion City, NJ 070871265460216
- Mohammad Chaudhry, M.D.Union City, NJ 070871033119573
- Denise Daub, MDUnion City, NJ 070871437168432
Common questions
What is Ruben Perez, M.D.'s NPI number?
Ruben Perez, M.D.'s National Provider Identifier (NPI) is 1346324084, issued on Oct 25, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Ruben Perez, M.D. located?
The NPPES record lists a practice address at 525 42ND Street, Union City, NJ, 07087. Phone: (201) 866-2223. Providers update this record themselves, so call before visiting.
How can I verify Ruben Perez, M.D.'s license?
NPPES lists New Jersey license number 25MA07607300, 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 Ruben Perez, M.D. prescribe under Medicare Part D?
In 2024, Ruben Perez, M.D. had 6,392 Medicare Part D claims for 338 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.
What is Ruben Perez, M.D.'s MIPS final score?
The 2023 MIPS final score is 95 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.