Robertha Mendez, MD
Geriatric Medicine (Internal Medicine) Physician · Montclair, NJ
Robertha Mendez, MD is a geriatric medicine (internal medicine) physician with a practice address in Montclair, New Jersey, and NPI 1972987907, issued on Jul 20, 2015. Check the license (New Jersey 25MA11000300, as entered in NPPES) on the New Jersey State Board of Medical Examiners; the Medicare figures below come from public CMS files.
- Name
- Robertha Mendez
- Credential
- MD
- Primary taxonomy
- Geriatric Medicine (Internal Medicine) Physician 207RG0300X
- License numbers
- 25MA11000300 NJ
301664 NY
Self-reported in NPPES; status is on the state search - Practice location
- 28 Valley RD # 148, Montclair, NJ 07042
- Phone
- (973) 559-4600
- Enumerated
- Jul 20, 2015
- Record last updated
- May 23, 2025
- Fax
- (855) 998-4358
- Medicare enrollment
- Enrolled (PECOS I20210819003366); accepts Medicare assignment
- Medical or professional school
- Rutgers New Jersey Medical School, 2009
- Entity
- Type 1 · individual
8 nearest geriatric medicine (internal medicine) physician records → All 165 in New Jersey → Look up another NPI →
Also registered at 28 Valley RD # 148
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Victoria Adams, NPFamily Nurse Practitioner1689080160
- Nashanda Balogun, AGPCNPGerontology Nurse Practitioner1417365776
- Darshan BhattNurse Practitioner1346649704
- Hussein Cheikhali, APNFamily Nurse Practitioner1730968199
- Michelle Giles-Honore, APNFamily Nurse Practitioner1023416898
- Dionne Hutson Hendy, DNP, MSN-AGPCNP-BCPrimary Care Nurse Practitioner1851884456
Verify Robertha Mendez 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 25MA11000300Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
44% fewer Medicare Part D claims than the average geriatric medicine (internal medicine) physician in 2024
2,364 Medicare Part D claims for 67 beneficiaries, against an average of 4,246 among the 3,116 providers of this specialty who prescribed in Part D. 40 claims were for opioids.
Most prescribed
- Atorvastatin Calcium198 claims
- Eliquis138 claims
- Amlodipine Besylate108 claims
- Metformin Hcl94 claims
- Mirtazapine83 claims
- Sertraline Hcl81 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 practice group's MIPS final score for 2023 (Medicare payment program): 75.8 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. 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, group reporting; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $23.17
1 payment: food and beverage; the largest payer was Gilead Sciences, Inc. The 1,004 providers of this specialty with any payment received $1,720.82 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
- Harmony Medical Services OF New Jersey LLCMontclair, NJ
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Robertha Mendez among 165 geriatric medicine (internal medicine) physician records in New Jersey
Robertha Mendez, MD is one of 165 geriatric medicine (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 2015, is newer than 88% of them.
- NPI issued2015 · 88% of these records are older, 10% newer
- In a Medicare fileYes · 82% of these records are
- In the CMS Doctors and Clinicians fileYes · 64% of these records are
- Graduated2009 · median 1996 among the 106 with a school on file
- Record last updated2025 · 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 207RG0300X 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 (Internal Medicine) Physician providers in New Jersey
There are 165 geriatric medicine (internal medicine) physician records in New Jersey.
All 165 in New Jersey → Every provider in Montclair → Geriatric Medicine (Internal Medicine) Physician nationwide →
The 8 geriatric medicine (internal medicine) physician records with the nearest ZIP codes
- Rowen Diano, MDMontclair, NJ 070421992862585
- Mary Haggerty, MDMaplewood, NJ 070401770551988
- Kannan SivarajuVerona, NJ 070441659508687
- Muthu Arunachalam, M.D.,Livingston, NJ 070391457497356
- Emily Bahler, DOLivingston, NJ 070391346229598
- Theresa Redling, D.O.Livingston, NJ 070391295840379
- Manickam Ganesh, MDWest Orange, NJ 070521962419838
- Anne-Marie Gracia, M.D., MPHWest Orange, NJ 070521447328018
Common questions
What is Robertha Mendez, MD's NPI number?
Robertha Mendez, MD's National Provider Identifier (NPI) is 1972987907, issued on Jul 20, 2015. An NPI identifies a provider in billing; it is not a license.
Where is Robertha Mendez, MD located?
The NPPES record lists a practice address at 28 Valley RD # 148, Montclair, NJ, 07042. Phone: (973) 559-4600. Providers update this record themselves, so call before visiting.
How can I verify Robertha Mendez, MD's license?
NPPES lists New Jersey license number 25MA11000300, 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 Robertha Mendez, MD prescribe under Medicare Part D?
In 2024, Robertha Mendez, MD had 2,364 Medicare Part D claims for 67 beneficiaries; the average among geriatric medicine (internal medicine) physician prescribers was 4,246. Part D covers Medicare prescriptions only.
What is Robertha Mendez, MD's MIPS final score?
The 2023 MIPS final score is 75.8 of 100, reported for the practice group. 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.