DR. MARIA GABRIELA CHANCAY M.D.
NPI 1215355060
Internal Medicine - Rheumatology in Berkeley Heights, NJ

Q: What is Maria Chancay's NPI number?

The NPI number for Maria Chancay is 1215355060. It was assigned to this individual provider in the NPPES registry on March 30, 2014.

Q: What is Maria Chancay'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 Maria Chancay was last updated on August 13, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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 March 30, 2014PECOS EnrolledAccepts Medicare Assignment

1 DIAMOND HILL RD, BERKELEY HEIGHTS, NJ 07922(908) 273-4300 Get Directions Write a Review

NPPES record last updated: August 13, 2019. Verified against the NPPES registry weekly; last sync: October 18, 2026.

On this page

About Dr. Maria Gabriela Chancay M.d. NPPES

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

DR. MARIA GABRIELA CHANCAY M.D. (NPI 1215355060) is an individual rheumatology provider in Berkeley Heights, New Jersey, licensed in New Jersey (25MA10668100) and active in the NPI registry since March 2014. She is enrolled in Medicare PECOS, is affiliated with St Joseph's University Medical Center Inc, and maintains a secondary practice location in New York.

NPPES Registry Identity

NPI1215355060

Entity TypeIndividualFemale

Primary Taxonomy207RR0500X

Provider Legal NameDR. MARIA GABRIELA CHANCAYCredential: M.D.

Location Address1 DIAMOND HILL RDBerkeley Heights, NJ 07922-2104

Mailing Address1 Diamond Hill RdBerkeley Heights, NJ 07922-2104

Phone(908) 273-4300

Sole ProprietorNo

Medical School CMSOtherGraduated 2014

Enumeration DateMarch 30, 2014

Last NPPES UpdateAugust 13, 2019

✔ NPI 1215355060 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · RheumatologyAllopathic & Osteopathic Physicians

Taxonomy Code207RR0500X

Licenses✔ Licensed in NJ · 25MA10668100✔ Licensed in NY · 288025-1

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.

1 DIAMOND HILL RD, Berkeley Heights, NJ 07922

Open in Google Maps ↗

Secondary Practice Location 1

Location 1One Gustave L. Levy PlaceNew York, NY 10029-6574 · Phone (212) 241-8707

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. Maria Gabriela Chancay M.d. 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 ID7315288719

PECOS Enrollment IDI20191112002577

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 Maria Chancay reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Summit Medical Group PA

Same address

Multi-Specialty

1 DIAMOND HILL RD, SUMMIT MEDICAL GROUP
Berkeley Heights, NJ 07922

Reassigned Medicare billing, New Jersey enrollment
1,184 clinicians in this Medicare group

NPI 1942254347 (908) 273-4300

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 18

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, certolizumab pegol, 1 mg (code may be used for medicare when drug administered under the direct supervision of a physician, not for use when drug is self administered) J0717

Certolizumab pegol is a medication injected under a doctor's supervision. It's used to treat certain inflammatory conditions like rheumatoid arthritis. The injection helps reduce symptoms like pain and swelling. Note that this drug isn't for self-administration.

14,800 services11 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.

4,920 services51 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.

233 services162 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.

164 services64 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.

109 services82 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.

87 services70 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.

86 services55 patients

Measurement c-reactive protein for detection of infection or inflammation 86140

C-reactive protein (CRP) test is a blood test that checks for signs of inflammation or infection in the body. High levels of CRP often suggest that there's inflammation or a bacterial infection. This test helps in monitoring and managing conditions like arthritis and heart disease.

81 services66 patients

Red blood cell sedimentation rate, to detect inflammation, automated 85652

The Red Blood Cell Sedimentation Rate is a test that helps detect inflammation in the body. It's automated, meaning a machine does the work. This test measures how fast red blood cells settle at the bottom of a tube in an hour. A faster rate may indicate inflammation.

80 services64 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.

75 services63 patients

Measurement of complement (immune system proteins), antigen, 86160

The measurement of complement (immune system proteins) and antigen is a blood test. It helps to assess how your immune system is functioning. Complement proteins play a role in your body's immune response, and antigens trigger this response. This test helps in diagnosing and monitoring certain diseases.

30 services14 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.

25 services25 patients

Vitamin d-3 level 82306

A Vitamin D-3 level test measures the amount of Vitamin D-3, a crucial nutrient, in your body. This test helps identify if your levels are too low or too high. Low levels may lead to bone weakness, while high levels could harm your kidneys. It's a simple blood test.

24 services24 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.

24 services23 patients

Measurement of dna antibody, native or double stranded 86225

The measurement of DNA antibody, native or double stranded, is a blood test that helps detect autoimmune disorders, such as lupus. It identifies if your body is producing antibodies against its own DNA, which can indicate an overactive immune response.

19 services18 patients

Administration of influenza virus vaccine G0008

The administration of the influenza virus vaccine, also known as the flu shot, is a simple procedure to protect against the flu. A healthcare provider injects a small dose of the vaccine into your arm. This stimulates your immune system to produce antibodies, which will help your body fight off the flu if exposed.

16 services16 patients

Parathormone (parathyroid hormone) level 83970

The Parathormone level test measures the amount of parathyroid hormone in your blood. This hormone controls calcium and phosphorus levels in the body, which are vital for bone health. Abnormal levels may indicate issues like kidney disease or parathyroid gland disorders.

13 services13 patients

Influenza vaccine split virus, preservative free 90662

The Influenza Vaccine Split Virus, preservative-free, is a flu shot to protect against the influenza virus. It is made from parts of inactivated flu viruses and doesn't contain preservatives, reducing potential side effects. It helps your body develop immunity to the flu.

13 services13 patients

Hospital Affiliations CMS Care Compare

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

St Joseph's University Medical Center Inc

Acute Care Hospitals · Paterson, NJ

2/5 CMS rating

OwnershipVoluntary non-profit - Church

CMS Certification Number310019

Location703 Main StPaterson, NJ 07503 · Passaic County

Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 07922 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

$144.86 typical visit price

range $63.84 – $190.92

Typical copayment $36.21 (range $15.96 – $47.73)

Most-billed visit code 99204

Established Patient

$111.57 typical visit price

range $20.97 – $155.92

Typical copayment $27.89 (range $5.24 – $38.98)

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.

SILPA GADIRAJU M.D.

Internal Medicine (Endocrinology, Diabetes & Metabolism)

1 DIAMOND HILL RD
BERKELEY HEIGHTS, NJ 07922

Union County (908) 273-4300

DR. JOHN H DOKKO DO

Internal Medicine (Nephrology)

1 DIAMOND HILL RD, SUMMIT MEDICAL GROUP
BERKELEY HEIGHTS, NJ 07922

Union County (908) 273-4300

DENISE RIZZOLO PA

Physician Assistant

1 DIAMOND HILL RD, SUMMIT MEDICAL GROUP
BERKELEY HEIGHTS, NJ 07922

Union County (908) 273-4300

MARIA F DOMINGUEZ BERMEO MD

Family Medicine

1 DIAMOND HILL RD
BERKELEY HEIGHTS, NJ 07922

Union County (908) 219-6940

DR. LAWRENCE J NASTRO MD

Internal Medicine (Infectious Disease)

1 DIAMOND HILL RD, SUMMIT MEDICAL GROUP
BERKELEY HEIGHTS, NJ 07922

Union County (908) 273-4300

DEBRA A RYAN PT

Physical Therapist

1 DIAMOND HILL RD, SUMMIT MEDICAL GROUP
BERKELEY HEIGHTS, NJ 07922

Union County (908) 273-4300

CHRISTOPHER M BONI DO

Internal Medicine

1 DIAMOND HILL RD
BERKELEY HEIGHTS, NJ 07922

Union County (908) 277-8683

LAUREN BARON P.A.

Physician Assistant (Medical)

1 DIAMOND HILL RD
BERKELEY HEIGHTS, NJ 07922

Union County (908) 277-8880

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 Maria Chancay's NPI number?

The NPI number for Maria Chancay is 1215355060. It was assigned to this individual provider in the NPPES registry on March 30, 2014.

Where is Maria Chancay located?

Maria Chancay practices at 1 Diamond Hill Rd, Berkeley Heights, NJ 07922. The listed phone number is (908) 273-4300.

What is Maria Chancay's specialty?

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

Is Maria Chancay enrolled in Medicare?

Yes. Maria Chancay 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 Maria Chancay's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Maria Chancay reassigns Medicare benefits to Summit Medical Group PA (Berkeley Heights, 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 Maria Chancay's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Maria Chancay accept?

Health plans from Oscar Health list Maria Chancay 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 Maria Chancay affiliated with any hospitals?

According to CMS data, Maria Chancay is affiliated with St Joseph's University Medical Center Inc.

When was this NPI record last updated?

The NPPES record for Maria Chancay was last updated on August 13, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.