Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Mrs. Ranju Singh, MD

Individual provider Rheumatology Physician · NPI 1447308846

Mrs. Ranju Singh, MD is a Rheumatology in Princeton, New Jersey. Qualified in 1991, 35 years ago. Practices with Princeton Medical Group, PA, a 36-clinician group, works from 4 locations, accepts Medicare assignment and offers telehealth. Licensed in New Jersey.

Years since qualifying
35
Licensed in
NJ
In the registry since
2007
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

419 N Harrison St
Princeton, NJ 08540-3594
Phone: (609) 924-9300
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (3)

  • 2 Research Way, Monroe, NJ 08831-6816 — (609) 924-9300
  • 3 Liberty St, Plainsboro, NJ 08536-1816 — (609) 924-9300
  • 601 Ewing St, Princeton, NJ 08540-2757 — (609) 921-6555

Specialties & licences

Rheumatology Physician (primary) Taxonomy 207RR0500X · Licence 25MAO7370700 (NJ)

Record details

NPI number1447308846
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedJanuary 8, 2007
Last updated in NPPESApril 25, 2023
Certification dateApril 25, 2023

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyRHEUMATOLOGY
Also practisesINTERNAL MEDICINE
Medical schoolOTHER
Graduated 1991 (35 years in practice)
Group practice Princeton Medical Group,P.A. — 36 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

Other providers in Princeton