Mary Jelderks, MD
Rheumatology Physician · Ridgewood, NJ
Mary Jelderks, MD is a rheumatology physician with a practice address in Ridgewood, New Jersey, and NPI 1972164077, issued on Jun 28, 2019. Check the license (New Jersey 25MA12465700, as entered in NPPES) on the New Jersey State Board of Medical Examiners; the Medicare figures below come from public CMS files.
- Name
- Mary Jelderks
- Credential
- MD
- Primary taxonomy
- Rheumatology Physician 207RR0500X
- License number
- 25MA12465700 NJ
Self-reported in NPPES; status is on the state search - Practice location
- 1200 E Ridgewood Ave Ste 306, Ridgewood, NJ 07450
- Phone
- (201) 389-0096
- Enumerated
- Jun 28, 2019
- Record last updated
- Jan 21, 2025
- Medicare enrollment
- Enrolled (PECOS I20250205001287); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest rheumatology physician records → All 253 in New Jersey → Look up another NPI →
Also registered at 1200 E Ridgewood Ave Ste 306
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Jack Annunziato, D.O.Physical Medicine & Rehabilitation Physician1821478744
Verify Mary Jelderks 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 25MA12465700Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Industry payments in 2024: $16.97
1 payment: food and beverage; the largest payer was Amgen Inc. The 4,486 providers of this specialty with any payment received $8,538.33 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
- Valley Physician Services PCHoboken, NJ
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Mary Jelderks among 253 rheumatology physician records in New Jersey
Mary Jelderks, MD is one of 253 rheumatology physician records with a practice address in New Jersey. 86% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2019, is newer than 92% of them.
- NPI issued2019 · 92% of these records are older, 6% newer
- In a Medicare fileYes · 86% of these records are
- In the CMS Doctors and Clinicians fileYes · 75% of these records are
- Graduated2018 · median 2003 among the 190 with a school on file
- Record last updated2025 · 64% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RR0500X and a New Jersey practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Rheumatology Physician providers in New Jersey
There are 253 rheumatology physician records in New Jersey.
All 253 in New Jersey → Every provider in Ridgewood → Rheumatology Physician nationwide →
The 8 rheumatology physician records with the nearest ZIP codes
- Jeffrey Dobro, M.D.Pompton Plains, NJ 074441790778405
- Anil Kapoor, MDRingwood, NJ 074561437259751
- Rima Kopelman, M.D.Midland Park, NJ 074321023074754
- Evan Leibowitz, M.D.Midland Park, NJ 074321235194986
- Tatyana Grinchenko, DOWayne, NJ 074701770627713
- Robert Lahita, MD, PH.D.Wayne, NJ 074701336275288
- Moumina Airood, MDWest Paterson, NJ 074241831150671
- Harleen Brar, MDWest Paterson, NJ 074241528177565
Common questions
What is Mary Jelderks, MD's NPI number?
Mary Jelderks, MD's National Provider Identifier (NPI) is 1972164077, issued on Jun 28, 2019. An NPI identifies a provider in billing; it is not a license.
Where is Mary Jelderks, MD located?
The NPPES record lists a practice address at 1200 E Ridgewood Ave Ste 306, Ridgewood, NJ, 07450. Phone: (201) 389-0096. Providers update this record themselves, so call before visiting.
How can I verify Mary Jelderks, MD's license?
NPPES lists New Jersey license number 25MA12465700, 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.
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.