MRS. RANJU SINGH MD
NPI 1447308846
Internal Medicine - Rheumatology in Princeton, NJ

Q: What is Ranju Singh's NPI number?

The NPI number for Ranju Singh is 1447308846. It was assigned to this individual provider in the NPPES registry on January 8, 2007.

Q: What is Ranju Singh's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Rheumatology, with taxonomy code 207RR0500X.

Q: When was this NPI record last updated?

The NPPES record for Ranju Singh was last updated on April 25, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.

Active since January 08, 2007PECOS EnrolledAccepts Medicare Assignment

419 N HARRISON ST, PRINCETON, NJ 08540(609) 924-9300 Get Directions Write a Review

NPPES record last updated: April 25, 2023. Verified against the NPPES registry weekly; last sync: August 16, 2026.

On this page

About Mrs. Ranju Singh Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

MRS. RANJU SINGH MD (NPI 1447308846) is an individual rheumatology provider in Princeton, New Jersey, licensed in New Jersey (25MAO7370700) and active in the NPI registry since January 2007. She is enrolled in Medicare PECOS, is affiliated with University Medical Center Of Princeton At Plainsboro, and is a graduate of Other (1991).

NPPES Registry Identity

NPI1447308846

Entity TypeIndividualFemale

Primary Taxonomy207RR0500X

Provider Legal NameMRS. RANJU SINGHCredential: MD

Location Address419 N HARRISON STPrinceton, NJ 08540-3594

Mailing Address601 Ewing Street, A-8Princeton, NJ 08540-2754 · (609) 921-6555 · Fax (609) 924-5911

Phone(609) 924-9300

Sole ProprietorNo

Medical School CMSOtherGraduated 1991

Enumeration DateJanuary 8, 2007

Last NPPES UpdateApril 25, 2023

NPPES CertifiedApril 25, 2023

✔ NPI 1447308846 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · RheumatologyAllopathic & Osteopathic Physicians

Taxonomy Code207RR0500X

License✔ Licensed in NJ · 25MAO7370700

Definition

An internist who treats diseases of joints, muscle, bones and tendons. This specialist diagnoses and treats arthritis, back pain, muscle strains, common athletic injuries and collagen diseases.

419 N HARRISON ST, Princeton, NJ 08540

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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Mrs. Ranju Singh Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID3476506916

PECOS Enrollment IDI20110210000455

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Areas of Expertise CMS Part B claims 15

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Injection, romosozumab-aqqg, 1 mg J3111

Romosozumab-aqqg is a medication given by injection to treat osteoporosis in patients at high risk for fractures. It works by increasing bone mass and strength, reducing the risk of fractures.

13,230 services12 patients

Injection, denosumab, 1 mg J0897

Denosumab is a medication given via injection to strengthen your bones. It works by slowing down the cells that break down bone, improving bone density and reducing the risk of fractures. It's often used for osteoporosis treatment.

5,820 services58 patients

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214

This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.

402 services217 patients

Injection of drug or substance under skin or into muscle 96372

This procedure involves administering medication directly under the skin or into a muscle. A small needle is used to inject the drug, allowing it to be absorbed quickly into the bloodstream. It's a common method for delivering a variety of medications.

269 services71 patients

Insertion of needle into vein for collection of blood sample 36415

This procedure involves inserting a small needle into a vein, typically in your arm, to collect a blood sample. It's a quick and simple process to help diagnose or monitor health conditions. You may feel a small prick, but discomfort is minimal.

214 services125 patients

Red blood cell sedimentation rate, to detect inflammation, non-automated 85651

The Red Blood Cell Sedimentation Rate test measures how quickly red blood cells settle at the bottom of a test tube. If they settle faster than normal, it may indicate inflammation in the body. This test is non-automated, meaning it's manually performed by a lab technician.

185 services109 patients

Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213

This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.

143 services109 patients

Blood test, comprehensive group of blood chemicals 80053

A comprehensive group of blood chemicals test, also known as a comprehensive metabolic panel, is a blood test that measures your sugar level, electrolyte and fluid balance, kidney function, and liver function. This helps to check your body's overall health.

130 services81 patients

Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count 85025

A Complete Blood Cell Count is a common test that measures various components of the blood, including red cells (carry oxygen), white cells (fight infection), and platelets (help blood clot). An automated test ensures accuracy. The differential count provides detailed information about white cell types.

87 services48 patients

New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204

This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.

64 services64 patients

Infusion into a vein for therapy, prevention, or diagnosis, 1 hour or less 96365

This is a procedure where a medical professional inserts a small tube into your vein to deliver medication, nutrients, or fluids directly into your bloodstream. This can be for treatment, prevention, or diagnosis. The process typically takes less than an hour.

51 services14 patients

New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more 99205

This is a first-time patient visit where a healthcare professional spends 60-74 minutes with you. It involves a comprehensive evaluation, including your medical history and current health condition. They'll also advise on preventive health measures and formulate a treatment plan if needed.

40 services40 patients

Blood test, thyroid stimulating hormone (tsh) 84443

A TSH blood test measures the level of thyroid stimulating hormone in your body. This hormone is produced by the pituitary gland and regulates how your thyroid works. It's a simple procedure where a small amount of blood is drawn from your arm for analysis.

17 services16 patients

Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more 99215

This service involves a follow-up appointment for existing patients, lasting between 40 to 54 minutes. During this time, your healthcare provider will assess your current health status, discuss any changes or concerns, review your treatment plan, and answer any questions you may have.

15 services15 patients

Blood test, basic group of blood chemicals (calcium, total) 80048

A basic group blood test measures the levels of certain chemicals in your blood, including calcium. This helps assess your overall health and detect potential problems. The procedure involves drawing a small amount of blood from your arm, which is then analyzed in a lab.

12 services12 patients

Hospital Affiliations CMS Care Compare 3

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

University Medical Center Of Princeton At Plainsboro

Acute Care Hospitals · Plainsboro, NJ

4/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number310010

LocationOne-Five Plainsboro RoadPlainsboro, NJ 08536 · Middlesex County

Emergency services Birthing friendly

Robert Wood Johnson University Hospital At Hamilton

Acute Care Hospitals · Hamilton, NJ

2/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number310110

LocationOne Hamilton Health PlaceHamilton, NJ 08690 · Mercer County

Emergency services

Centrastate Medical Center

Acute Care Hospitals · Freehold, NJ

2/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number310111

Location901 West Main StreetFreehold, NJ 07728 · Monmouth County

Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 08540 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient

$140.34 typical visit price

range $61.59 – $185.05

Typical copayment $35.08 (range $15.39 – $46.26)

Most-billed visit code 99204

Established Patient

$107.94 typical visit price

range $20.08 – $150.98

Typical copayment $26.98 (range $5.02 – $37.74)

Most-billed visit code 99214

Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

RINKU GANDHI AGACNP-BC

Nurse Practitioner (Adult Health)

419 N HARRISON ST
PRINCETON, NJ 08540

Mercer County (609) 924-9300

DR. EDWARD VON DER SCHMIDT III MD

Neurological Surgery

419 N HARRISON ST, SUITE 204
PRINCETON, NJ 08540

Mercer County (609) 924-3614

CHAD ERIC STOCKHAM M.D.

Internal Medicine

419 N HARRISON ST
PRINCETON, NJ 08540

Mercer County (609) 924-9300

PRINCETON MEDICAL GROUP,P.A.

Internal Medicine

419 N HARRISON ST, SUITE 203
PRINCETON, NJ 08540

Mercer County (609) 924-9300

DR. JULIA T. DESANCTIS M.D.

Radiology (Diagnostic Radiology)

419 N HARRISON ST
PRINCETON, NJ 08540

Mercer County (609) 921-3345

TIFFANI METHVIEN OD

Optometrist

419 N HARRISON ST
PRINCETON, NJ 08540

Mercer County (609) 921-9437

DR. SIDNEY JACOB GOLDFARB MD

Urology

419 N HARRISON ST, STE 206
PRINCETON, NJ 08540

Mercer County (609) 921-3008

CASEY WONG M.D.

Internal Medicine (Cardiovascular Disease)

419 N HARRISON ST
PRINCETON, NJ 08540

Mercer County (609) 924-9300

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Ranju Singh's NPI number?

The NPI number for Ranju Singh is 1447308846. It was assigned to this individual provider in the NPPES registry on January 8, 2007.

Where is Ranju Singh located?

Ranju Singh practices at 419 N Harrison St, Princeton, NJ 08540. The listed phone number is (609) 924-9300.

What is Ranju Singh's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Rheumatology, with taxonomy code 207RR0500X.

Is Ranju Singh enrolled in Medicare?

Yes. Ranju Singh is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Is Ranju Singh affiliated with any hospitals?

According to CMS data, Ranju Singh is affiliated with University Medical Center Of Princeton At Plainsboro, Robert Wood Johnson University Hospital At Hamilton and Centrastate Medical Center.

When was this NPI record last updated?

The NPPES record for Ranju Singh was last updated on April 25, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.