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DR. ANSU VARUGHESE JOY MD
NPI 1629278536
Internal Medicine - Endocrinology, Diabetes & Metabolism in Princeton, NJ

Active since July 19, 2007PECOS EnrolledAccepts Medicare Assignment
75/100
CMS Quality Rating
601 EWING ST, PRINCETON, NJ 08540(609) 924-4433 Get Directions Write a Review

NPPES record last updated: September 3, 2012. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Dr. Ansu Varughese Joy Md NPPES

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

DR. ANSU VARUGHESE JOY MD (NPI 1629278536) is an individual endocrinology, diabetes & metabolism provider in Princeton, New Jersey, licensed in New Jersey (25MA08955200) and active in the NPI registry since July 2007. She is enrolled in Medicare PECOS, is affiliated with University Medical Center Of Princeton At Plainsboro, and is a graduate of Other (2006).

NPPES Registry Identity

NPI1629278536
Entity TypeIndividualFemale
Primary Taxonomy207RE0101X
Provider Legal NameDR. ANSU VARUGHESE JOYCredential: MD
Location Address601 EWING STPrinceton, NJ 08540-2757
Mailing Address601 Ewing StPrinceton, NJ 08540-2757
Phone(609) 924-4433
Sole ProprietorYes
Medical School CMSOtherGraduated 2006
Enumeration DateJuly 19, 2007
Last NPPES UpdateSeptember 3, 2012
✔ NPI 1629278536 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Endocrinology, Diabetes & MetabolismAllopathic & Osteopathic Physicians
Taxonomy Code207RE0101X
License✔ Licensed in NJ · 25MA08955200
Definition
An internist who concentrates on disorders of the internal (endocrine) glands such as the thyroid and adrenal glands. This specialist also deals with disorders such as diabetes, metabolic and nutritional disorders, obesity, pituitary diseases and menstrual and sexual problems.
601 EWING ST, Princeton, NJ 08540
Open in Google Maps ↗

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Oscar Health.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Ansu Varughese Joy 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 ID5294908117
PECOS Enrollment IDI20111109000239
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.

Medicare Billing Reassignment

Medicare enrollment records show Ansu Joy reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Advocare, LLC
36 mi
Pediatrics
401 ROUTE 73 N STE 320
Marlton, NJ 08053
  • Reassigned Medicare billing, New Jersey enrollment
  • 909 clinicians in this Medicare group
NPI 1770538696 (856) 872-7055

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Areas of Expertise CMS Part B claims 6

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, 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.
1,500 services15 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.
514 services249 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.
206 services170 patients
Ultrasound scan of head and neck soft tissue 76536
An ultrasound scan of the head and neck soft tissue is a non-invasive procedure that uses sound waves to create images of the soft tissues in these areas. It helps identify any abnormalities or issues, such as tumors, cysts, or infections. It's painless and doesn't involve radiation.
100 services96 patients
Continuous monitoring of blood sugar level in tissue fluid using sensor under skin with interpretation and report 95251
This procedure involves placing a small sensor under your skin to continuously monitor your blood sugar levels in tissue fluid. The data is interpreted and a report is generated to help manage your diabetes more effectively.
97 services37 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.
25 services15 patients

Hospital Affiliations CMS Care Compare 2

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

Saint Peter's University Hospital

Acute Care Hospitals · New Brunswick, NJ
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number310070
Location254 Easton AveNew Brunswick, NJ 08901 · Middlesex 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.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

75/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice

Referred Medical Equipment & Supplies CMS DME claims 5

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Supplies for maintenance of insulin infusion catheter, per week A4224
DME-Other DME · category DE017N
3 suppliers11 claims140 services$18.27 avg. paid by Medicare
Blood glucose test or reagent strips for home blood glucose monitor, per 50 strips A4253
DME-Other DME · category DE017N
50 suppliers165 claims589 services$6.26 avg. paid by Medicare
Lancets, per box of 100 A4259
DME-Medical/Surgical Supplies · category DA000N
31 suppliers68 claims113 services$1.05 avg. paid by Medicare
External ambulatory infusion pump, insulin E0784
DME-Other DME · category DE017N
2 suppliers14 claims14 services$285.94 avg. paid by Medicare
Supply allowance for therapeutic continuous glucose monitor (cgm), includes all supplies and accessories, 1 month supply = 1 unit of service K0553
DME-Other DME · category DE017N
14 suppliers340 claims344 services$191.58 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

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.

KATHRYN EMILY MORRIS, MD, LLC
Internal Medicine
601 EWING ST, SUITE C-13
PRINCETON, NJ 08540
Mercer County (609) 924-5242
DR. SHIRLEY BEMBO M.D.
Internal Medicine (Endocrinology, Diabetes & Metabolism)
601 EWING ST, C-8
PRINCETON, NJ 08540
Mercer County (609) 924-4433
DR. STEVEN CRAIG ISAACSON DMD
Dentist (Prosthodontics)
601 EWING ST, SUITE B-4
PRINCETON, NJ 08540
Mercer County (609) 924-1975
MS. SMITA S LAD DMD
Dentist (Pediatric Dentistry)
601 EWING ST
PRINCETON, NJ 08540
Mercer County (609) 921-1047
DR. NEIL MELKER DDS
Dentist
601 EWING ST, STE A-5
PRINCETON, NJ 08540
Mercer County (609) 497-3993
DR. BRIAN G MCDONALD PSY.D.
Psychologist
601 EWING ST, SUITE C-14
PRINCETON, NJ 08540
Mercer County (609) 497-6440
CLAUDINE NARIE LANAHAN M.S., LPC, LRC
Counselor (Mental Health)
601 EWING ST, SUITE C-1
PRINCETON, NJ 08540
Mercer County (908) 874-6258
MARA L LEVESON DMD
Dentist (Endodontics)
601 EWING ST, SUITE A-10
PRINCETON, NJ 08540
Mercer County (609) 497-1188

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 Ansu Joy's NPI number?

The NPI number for Ansu Joy is 1629278536. It was assigned to this individual provider in the NPPES registry on July 19, 2007.

Where is Ansu Joy located?

Ansu Joy practices at 601 Ewing St, Princeton, NJ 08540. The listed phone number is (609) 924-4433.

What is Ansu Joy's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Endocrinology, Diabetes & Metabolism, with taxonomy code 207RE0101X.

Is Ansu Joy enrolled in Medicare?

Yes. Ansu Joy 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.

Which organization bills Medicare for Ansu Joy's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Ansu Joy reassigns Medicare benefits to Advocare, LLC (Marlton, NJ). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Ansu Joy's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Ansu Joy accept?

Health plans from Oscar Health list Ansu Joy as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

Is Ansu Joy affiliated with any hospitals?

According to CMS data, Ansu Joy is affiliated with University Medical Center Of Princeton At Plainsboro and Saint Peter's University Hospital.

When was this NPI record last updated?

The NPPES record for Ansu Joy was last updated on September 3, 2012. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 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.