DR. ANDREW A CHANG MD,MPH,MA
NPI 1083889117
Internal Medicine - Allergy & Immunology in Brooklyn, NY

Active since April 29, 2008PECOS EnrolledAccepts Medicare Assignment
92.06/100
CMS Quality Rating
451 CLARKSON AVE, E BUILDING, 7TH FL, BROOKLYN, NY 11203(718) 245-3325(718) 245-5587 Get Directions Write a Review

NPPES record last updated: October 5, 2023. Verified against the NPPES registry weekly; last sync: July 26, 2026.

Record update history: Oct 5, 2023, May 9, 2023, Apr 18, 2017 (3 updates tracked since 2017).

About Dr. Andrew A Chang Md,mph,ma NPPES

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

DR. ANDREW A CHANG MD,MPH,MA (NPI 1083889117) is an individual allergy & immunology provider in Brooklyn, New York, licensed in Utah (12715045-1205) and active in the NPI registry since April 2008. He is enrolled in Medicare PECOS, is affiliated with University Of Utah Hospitals And Clinics, and is a graduate of New York Medical College (2008).

NPPES Registry Identity

NPI1083889117
Entity TypeIndividualMale
Primary Taxonomy207RA0201X
Provider Legal NameDR. ANDREW A CHANGCredential: MD,MPH,MA
Location Address451 CLARKSON AVE, E BUILDING, 7TH FLBrooklyn, NY 11203-2054
Mailing Address451 Clarkson Ave, E Building, 7th FlBrooklyn, NY 11203-2054 · (718) 245-3325 · Fax (718) 245-5587
Fax(718) 245-5587
Sole ProprietorNo
Medical School CMSNew York Medical CollegeGraduated 2008
Enumeration DateApril 29, 2008
Last NPPES UpdateOctober 5, 20233 updates tracked since enumeration
NPPES CertifiedOctober 5, 2023
NPI 1083889117 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

Primary SpecialtyInternal Medicine · Allergy & ImmunologyAllopathic & Osteopathic Physicians
Taxonomy Code207RA0201X
License Licensed in UT · 12715045-1205
Definition
An internist doctor of osteopathy that specializes in the treatment of allergy and immunologic disorders. A doctor of osteopathy that is board eligible/certified by the American Osteopathic Board of Internal Medicine can obtain a Certificate of Special Qualifications in the field of Allergy & Immunology.
Also ListedInternal MedicineTaxonomy 207R00000X · License 258231-1 (NY)
451 CLARKSON AVE, Brooklyn, NY 11203

Other Identifiers 1

Medicaid03491921NY

Accepted Insurance

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

Dr. Andrew A Chang Md,mph,ma 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 ID4082876016
PECOS Enrollment IDI20230724002022
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 5

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.

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.
110 services50 patients
Prolonged office or other outpatient evaluation and management service(s) beyond the maximum required time of the primary procedure which has been selected using total time on the date of the primary service; each additional 15 minutes by the physician or G2212
This service refers to extended doctor visits where your healthcare provider spends additional time evaluating and managing your health beyond the primary procedure's required time. This includes each extra 15 minutes spent by the physician on the same day as the primary service.
78 services29 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.
62 services47 patients
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit G0439
An annual wellness visit is a yearly appointment with your primary care provider to create or update a personalized prevention plan. This plan helps prevent illness based on your current health and risk factors. It's a subsequent visit, meaning it follows an initial assessment.
24 services24 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.
16 services16 patients

Hospital Affiliations CMS Care Compare

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

University Of Utah Hospitals And Clinics

Acute Care Hospitals · Salt Lake City, UT
5/5 CMS rating
OwnershipGovernment - State
CMS Certification Number460009
Location50 North Medical DriveSalt Lake City, UT 84132 · Salt Lake County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 11203 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
$154.28 typical visit price
range $67.40 – $203.53
Typical copayment $38.57 (range $16.85 – $50.88)
Most-billed visit code 99204
Established Patient
$83.44 typical visit price
range $21.66 – $164.45
Typical copayment $20.86 (range $5.41 – $41.11)
Most-billed visit code 99213
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.

92.06/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality85.57
Promoting Interoperability100
Improvement Activities40

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.

Social Worker (Clinical)
451 CLARKSON AVE
BROOKLYN, NY 11203
Pediatrics (Pediatric Hematology-Oncology)
451 CLARKSON AVE, KINGS COUNTY HOSPITAL CENTER; B 6202
BROOKLYN, NY 11203
General Acute Care Hospital
451 CLARKSON AVE
BROOKLYN, NY 11203
Internal Medicine
451 CLARKSON AVE, BOX 22
BROOKLYN, NY 11203
Psychologist
451 CLARKSON AVE
BROOKLYN, NY 11203
Emergency Medicine
451 CLARKSON AVE
BROOKLYN, NY 11203
Anesthesiology
451 CLARKSON AVE
BROOKLYN, NY 11203
General Acute Care Hospital
451 CLARKSON AVE
BROOKLYN, NY 11203

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 Andrew Chang's NPI number?

The NPI number for Andrew Chang is 1083889117. It was assigned to this individual provider in the NPPES registry on April 29, 2008.

Where is Andrew Chang located?

Andrew Chang practices at 451 Clarkson Ave E Building, 7th Fl, Brooklyn, NY 11203. The listed phone number is (718) 245-3325.

What is Andrew Chang's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Allergy & Immunology, with taxonomy code 207RA0201X.

Is Andrew Chang enrolled in Medicare?

Yes. Andrew Chang 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.

What insurance does Andrew Chang accept?

Health plans from BridgeSpan Health Company, Molina Healthcare, Regence BlueCross BlueShield of Utah, Select Health and University of Utah Health Plans list Andrew Chang 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 Andrew Chang affiliated with any hospitals?

According to CMS data, Andrew Chang is affiliated with University Of Utah Hospitals And Clinics.

When was this NPI record last updated?

The NPPES record for Andrew Chang was last updated on October 5, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.