SUE CHANG MD
NPI 1528054848
Internal Medicine - Nephrology in New Haven, CT

Q: What is Sue Chang's NPI number?

The NPI number for Sue Chang is 1528054848. It was assigned to this individual provider in the NPPES registry on September 22, 2005.

Q: What is Sue Chang's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Nephrology, with taxonomy code 207RN0300X.

Q: When was this NPI record last updated?

The NPPES record for Sue Chang was last updated on October 11, 2011. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 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 September 22, 2005PECOS EnrolledAccepts Medicare Assignment

91.47/100

CMS Quality Rating

136 SHERMAN AVE, SUITE 405, NEW HAVEN, CT 06511(203) 787-0117(203) 777-3559 Get Directions Write a Review

NPPES record last updated: October 11, 2011. Verified against the NPPES registry weekly; last sync: October 25, 2026.

On this page

About Sue Chang Md NPPES

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

SUE CHANG MD (NPI 1528054848) is an individual nephrology provider in New Haven, Connecticut, licensed in Connecticut (34691) and active in the NPI registry since September 2005. She is enrolled in Medicare PECOS and is a graduate of Michigan State University College Of Human Medicine (1990).

NPPES Registry Identity

NPI1528054848

Entity TypeIndividualFemale

Primary Taxonomy207RN0300X

Provider Legal NameSUE CHANGCredential: MD

Location Address136 SHERMAN AVE, SUITE 405New Haven, CT 06511-5238

Mailing Address136 Sherman Ave, Suite 405New Haven, CT 06511-5238 · (203) 787-0117 · Fax (203) 777-3559

Phone(203) 787-0117

Fax(203) 777-3559

Sole ProprietorNo

Medical School CMSMichigan State University College Of Human MedicineGraduated 1990

Enumeration DateSeptember 22, 2005

Last NPPES UpdateOctober 11, 2011

✔ NPI 1528054848 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · NephrologyAllopathic & Osteopathic Physicians

Taxonomy Code207RN0300X

License✔ Licensed in CT · 34691

Definition

An internist who treats disorders of the kidney, high blood pressure, fluid and mineral balance and dialysis of body wastes when the kidneys do not function. This specialist consults with surgeons about kidney transplantation.

136 SHERMAN AVE, New Haven, CT 06511

Open in Google Maps ↗

Other Identifiers 3

Medicaid001346916CT

Medicare UPING24117

Medicare PIN390000144CT

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Anthem Blue Cross and Blue Shield.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

Sue Chang 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 ID3476686551

PECOS Enrollment IDI20100727000858

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 Reassignments

Medicare enrollment records show Sue Chang reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Metabolism Associates PC

Same address

Nephrology

136 SHERMAN AVE, SUITE 405
New Haven, CT 06511

Reassigned Medicare billing, Connecticut enrollment
9 clinicians in this Medicare group

NPI 1861473787 (203) 787-0117

Yale University

1.1 mi

Advanced Practice Midwife

100 CHURCH ST S STE 200, YALE SCHOOL OF NURSING
New Haven, CT 06519

Reassigned Medicare billing, Connecticut enrollment
3,728 clinicians in this Medicare group

NPI 1124148887 (203) 737-5432

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 12

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.

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 99232

Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.

183 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.

119 services75 patients

Hemodialysis procedure with physician evaluation 90935

Hemodialysis is a treatment that uses a machine to filter waste and excess fluid from your blood when your kidneys can't. A physician checks your health before, during, and after the procedure to ensure it's working effectively for you.

99 services34 patients

Dialysis services, 4 or more physician visits per month (20 years or older) 90960

Dialysis is a treatment that filters and purifies your blood using a machine. It helps keep your fluids and electrolytes in balance when the kidneys can't do their job. This service includes 4 or more visits per month with a physician to monitor your health and adjust your treatment as needed.

83 services20 patients

Dialysis services, 2-3 physician visits per month (20 years or older) 90961

Dialysis is a treatment that performs the function of healthy kidneys if they're not working properly. It removes waste and excess fluid from your blood. 2-3 physician visits per month are recommended for monitoring your health and adjusting your treatment as needed. This service is available for those aged 20 years and older.

81 services20 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.

47 services37 patients

Telephone medical discussion with physician, 11-20 minutes 99442

This is a service where you have a phone conversation with your doctor for 11-20 minutes. It's used for discussing health concerns, reviewing test results, or managing ongoing conditions. It's a convenient way to receive medical advice without an in-person visit.

29 services22 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.

26 services26 patients

Manual urinalysis test with examination using microscope, non-automated 81000

A manual urinalysis test involves studying a urine sample under a microscope. This non-automated method helps identify any abnormal substances present. It's a useful tool for detecting potential health concerns early. The process is simple and non-invasive.

25 services23 patients

Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 99222

Initial hospital inpatient care is a service where a healthcare provider spends about 50 minutes per day overseeing your care while you're admitted in the hospital. This includes reviewing your health status, planning your treatment, and ensuring your safety and comfort.

21 services18 patients

Telephone medical discussion with physician, 21-30 minutes 99443

This service involves a 21-30 minute phone conversation with a physician. It's a chance for you to discuss your health concerns, symptoms or treatment plans. It's similar to an in-person consultation, but conducted over the phone for your convenience and safety.

20 services17 patients

Initial hospital care with straightforward or low level of medical decision making, per day, if using time, at least 40 minutes 99221

Initial hospital inpatient care refers to the first day of your stay in the hospital. This service typically includes a 30-minute check-up with a healthcare professional. They'll assess your health, discuss your condition, and plan your treatment. It's part of ensuring you receive the best possible care.

16 services12 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 06511 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

$138.84 typical visit price

range $60.82 – $183.10

Typical copayment $34.71 (range $15.20 – $45.77)

Most-billed visit code 99204

Established Patient

$106.68 typical visit price

range $19.76 – $149.26

Typical copayment $26.67 (range $4.94 – $37.31)

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.

91.47/100

MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program

Scored as part of a group practice

Quality

100

Promoting Interoperability

Improvement Activities

Cost

51.99

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.

SHARON HASBANI MD

Psychiatry & Neurology (Child & Adolescent Psychiatry)

136 SHERMAN AVE
NEW HAVEN, CT 06511

South Central Connecticut Planning Region (203) 562-8071

MARY M TSE M.D.

Obstetrics & Gynecology (Gynecology)

136 SHERMAN AVE, STE 301
NEW HAVEN, CT 06511

South Central Connecticut Planning Region (203) 776-7458

DR. VAZRICK MANSOURIAN M.D.

Surgery

136 SHERMAN AVE, SUITE 308
NEW HAVEN, CT 06511

South Central Connecticut Planning Region (203) 776-5819

MARK H. WEINSTEIN, MD PC

Plastic Surgery

136 SHERMAN AVE, 407
NEW HAVEN, CT 06511

South Central Connecticut Planning Region (203) 624-0673

AMY TSUN MAN YUNG DPM

Podiatrist (Foot & Ankle Surgery)

136 SHERMAN AVE, STE. 202
NEW HAVEN, CT 06511

South Central Connecticut Planning Region (203) 624-9991

EFFIE C. CHANG, M.D., P.C.

Obstetrics & Gynecology (Gynecology)

136 SHERMAN AVE, SUITE 302
NEW HAVEN, CT 06511

South Central Connecticut Planning Region (203) 776-5360

DR. SUSHIL GUPTA M.D.

Internal Medicine (Pulmonary Disease)

136 SHERMAN AVE, SUITE#504
NEW HAVEN, CT 06511

South Central Connecticut Planning Region (203) 772-2499

TAMZIN MARCHESE RD

Dietitian, Registered

136 SHERMAN AVE, 405
NEW HAVEN, CT 06511

South Central Connecticut Planning Region (203) 787-0117

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 Sue Chang's NPI number?

The NPI number for Sue Chang is 1528054848. It was assigned to this individual provider in the NPPES registry on September 22, 2005.

Where is Sue Chang located?

Sue Chang practices at 136 Sherman Ave Suite 405, New Haven, CT 06511. The listed phone number is (203) 787-0117.

What is Sue Chang's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Nephrology, with taxonomy code 207RN0300X.

Is Sue Chang enrolled in Medicare?

Yes. Sue 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.

Which organizations bill Medicare for Sue Chang's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Sue Chang reassigns Medicare benefits to 2 organizations: Metabolism Associates PC (New Haven, CT) and Yale University (New Haven, CT). Each 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 Sue Chang's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Sue Chang accept?

Health plans from Anthem Blue Cross and Blue Shield list Sue 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.

When was this NPI record last updated?

The NPPES record for Sue Chang was last updated on October 11, 2011. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 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.