HUI Z ZHANG (MD) – Clinical Genetics (M.D.) Physician, NPI 1871583344

HUI Z ZHANG (MD) is a healthcare provider. based in Norwalk, Connecticut. specializing in PEDIATRIC MEDICINE, MEDICAL GENETICS AND GENOMICS. They hold the professional credentials MD. They hold a License No. 042070 (CT). The NPI Number for HUI Z ZHANG (MD) is 1871583344

Main info

Female
Sole Proprietor
38 Years Of Experience
Accepts Medicare Assignment
Name
HUI Z ZHANG (MD)
NPI
1871583344
Phone
Not provided
Address
5 STARLIGHT DR
Enumeration Date
26 October 2005
Last Update Date
15 March 2012

Doctor Profile

Medical School Name
OTHER
Secondary Phone
2037854638
Graduation Year
1988 (38 years ago)
PAC ID
1052303021
Group Practice PAC ID
9436061736
Professional Enrollment ID
I20040331000540
Address ID
CT065103220NE20XXXSTXX300
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience54
Completeness75
Years active:20State licenses:1Digital endpointsOther names

414 PEDIATRIC MEDICINE in CT

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Provider Addresses for HUI Z ZHANG (MD)

  • 5, Starlight Drive, Norwalk, Western Connecticut Planning Region, Connecticut, 06851, United States

    NORWALK, CT 068513424

    Phone:

    Type: Mailing

  • 800, Howard Avenue, New Haven, New Haven County, Connecticut, 06519, United States

    YALE PHYSICIANS BUILDING

    NEW HAVEN, CT 065191369

    Phone: (203) 785-2660

    Type: Location

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

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Open Payments (CMS)

No Open Payments data available for this provider.

This can happen when there are no reportable CMS Open Payments records.

Medicare Enrollment & Revalidation

Source: CMS public data · Not endorsed by CMS ·

Educational use only—not medical, billing, or legal advice.

PECOS enrollment status

Participating (accepts Medicare assignment)

Enrollment effective: 2004-03-31

PECOS data refreshed: 2026-05-27

Medicare revalidation (CMS due date list)

Due date not assigned yet

CMS is tracking this Medicare enrollment for revalidation, but has not published a due date.

Enrollment records

1

Earliest due date

Not assigned (TBD)

CMS data updated

2026-06-01

Revalidation progress

  1. Medicare enrolled
  2. On CMS revalidation list
  3. Due date assigned
  4. Revalidate in PECOS

CMS enrollment records

Enrollment IDTypeSpecialtyStateDue date
I20040331000540IPediatric MedicineCTTBD

What to do next

  • No action required while the due date shows TBD.
  • Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
  • Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.

Verify on CMS Revalidation Lookup Tool

Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS

Medicare Utilization (FFS)

Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·

Educational use only—not medical, billing, or legal advice.

No Medicare fee-for-service utilization data available for this provider in our database.

Insurance plans in this area (ZIP 06851)

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Group practice members

Group practice members are other physicians who share the same Group Practice PAC ID with this doctor. When doctors form a group practice and register in PECOS as a single entity, they receive a shared identification number. This table lists all providers in the same group practice.
PAC ID: 9436061736View full group profile
NameSpecialtyState
Interventional Cardiology, Cardiovascular Disease (Cardiology)CT
H E M A T O L O G Y/ O N C O L O G YCT
Internal Medicine, NephrologySC
-CT
-NC
Internal MedicineCT
-CT
Cardiac SurgeryCT
-CT
-CT

Reviews

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Frequently asked questions

What is the standard ID for HUI Z ZHANG (MD) in the U.S.?
In the U.S., HUI Z ZHANG (MD) is identified by NPI 1871583344.
Should I treat HUI Z ZHANG (MD) as an active provider?
Patients and plans typically see HUI Z ZHANG (MD) as active in the national extract.
How should patients interpret HUI Z ZHANG (MD)'s specialty?
The extract shows Clinical Genetics (M.D.) Physician for HUI Z ZHANG (MD). Clinical services aligned with this taxonomy classification.
Which community is linked to HUI Z ZHANG (MD)?
HUI Z ZHANG (MD) shows a connection to Norwalk, Connecticut in registry-derived data.
Why is information missing for HUI Z ZHANG (MD)?
Providers choose how much contact data to publish. Missing fields do not mean the profile is fake.

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