Am J Med Genet A
Genetic TestingGenomicsHigh-Throughput Nucleotide Sequencing
Dr. Hui Z. Zhang, MD
NPI1871583344PAC ID1052303021
- Publications
- 34
- MIPS score, 2024
- 87
- Hospital affiliations
- 2
- Industry payments
- $30
- Medical group
- 1
- Practice address
- 5 Perryridge Rd, Greenwich, CT 06830
- Practice phone
- Call (203) 863-3000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Zhang's professional email, personal email and mobile number
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Dr. Hui Z. Zhang is a clinical genetics (m.d.) physician in Greenwich, Connecticut
Dr. Zhang practices at Greenwich Hospital in Greenwich, Connecticut, part of Yale New Haven Health System.
Dr. Zhang's NPI, 1871583344, was assigned on October 26, 2005. Dr. Zhang graduated from Shanghai Medical University in 1988. Dr. Zhang holds Connecticut license 042070.
NPI and contact details
- NPI
- 1871583344NPI Registry (opens in a new tab)
- Medicare PAC ID
- 1052303021
- NPI enumeration date
- October 26, 2005
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (203) 863-3000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 64
- Medical school graduation
- 1988
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Hui Z. Zhang practices at Greenwich Hospital in Greenwich, Connecticut
Dr. Zhang's primary practice is Greenwich Hospital, at 5 Perryridge Rd, Greenwich, CT 06830 in Fairfield County. The practice phone is (203) 863-3000.
- Greenwich Hospital5 Perryridge Rd, Greenwich, CT 06830 · Fairfield CountyPhone(203) 863-3000
Source: Dmand AI Affiliation Data
Dr. Hui Z. Zhang is affiliated with 3 sites of care and 1 medical group
Dr. Zhang's primary practice is Greenwich Hospital in Greenwich, Connecticut, part of Yale New Haven Health System. Dr. Zhang is also affiliated with Yale New Haven Hospital. The medical group on file is Yale Health. Dmand AI also links Dr. Zhang to 1 more group practice or clinic, named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Hui Z. Zhang's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Zhang practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Greenwich Hospital | Available with a free account |
| +2 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
See the EHR and IT leaders at every hospital where Dr. Zhang practices
Dmand AI maps EHR vendors, IT decision makers and buying committees across Yale New Haven Health System and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Hui Z. Zhang is one of 10 clinical genetics (m.d.) physicians in Connecticut
Clinical genetics (m.d.) is Dr. Zhang's primary specialty in the NPI Registry, under taxonomy code 207SG0201X. Dr. Zhang is board certified in clinical genetics and genomics by the American Board of Medical Genetics and Genomics. Dr. Zhang is licensed in Connecticut.
Specialties and state licenses
- Clinical genetics (m.d.), ConnecticutPrimary
Clinical focus
Dmand AI lists skin discoloration among the conditions Dr. Zhang treats.
Clinical genetics (m.d.) physicians near Dr. Zhang
Counts of clinical genetics (m.d.) physicians with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Hui Z. Zhang's patients have a median age of 17
Across all payers, Dmand AI patient panel data puts Dr. Zhang's median patient age at 17, with 65% women.
Dr. Zhang's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 17
Patient panel by sex, all payers
- Women65%
- Men35%
Source: Dmand AI Patient Panel Data
Dr. Hui Z. Zhang scored 87 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 87 out of 100 for Dr. Zhang for performance year 2024, reported as part of a group. Dr. Zhang accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Dr. Zhang's MIPS scores, performance year 2024
- 87of 100Final score
- 77.4of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
- 74of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
Dr. Hui Z. Zhang has 34 publications on record
Dmand AI links 34 papers to Dr. Zhang, published from 2010 to 2022. 2018 was the busiest year, with 6. The most frequent topics are Disease Models, Animal, Liver and Mice, Mutant Strains. Dr. Zhang has published most often in Am J Med Genet A. Dr. Zhang's most frequent co-authors are Allen E. Bale, MD, Yong-Hui Jiang, MD and Michele J. Spencer-Manzon, MD.
Papers34
Years published2010 to 2022
Dr. Zhang's papers by year, 2012 to 2022
Topics Dr. Zhang writes about most
- Disease Models, Animal
- Liver
- Mice, Mutant Strains
- Phenotype
- Polymorphism, Single Nucleotide
- Abnormalities, Multiple
- Antineoplastic Agents
- Brain
Dr. Zhang's most frequent co-authors
- Allen E. Bale, MD3 shared papers
- Yong-Hui Jiang, MD3 shared papers
- Michele J. Spencer-Manzon, MD2 shared papers
Recent publications by Dr. Zhang
ConsanguinityExome SequencingHomozygote
ExonsHearing Loss, SensorineuralHypoglycemia
DentinDentinogenesisDentinogenesis Imperfecta
CattleDiarrheaDietary Supplements
See who Dr. Zhang researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Zhang works with, so you can find a warm path to the right clinical genetics (m.d.) physicians.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Hui Z. Zhang received $30 in industry payments from 2018 to 2025
CMS Open Payments shows 4 general payments to Dr. Zhang from 2 drug and device companies from 2018 to 2025. Food and beverage make up the largest share, 66% of the total. Illumina, Inc. paid the most, $20.
General payments to Dr. Zhang by program year, 2018 to 2025
General payments to Dr. Zhang by kind, 2018 to 2025
$30in total
- Food and beverage$2066%
- Education$1034%
Companies that paid Dr. Zhang the most, 2018 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Hui Z. Zhang graduated from Shanghai Medical University
Dr. Zhang graduated from Shanghai Medical University in 1988.
- Medical school
- Board certified in clinical genetics and genomics
- Board certified in clinical molecular genetics and genomics
Source: Dmand AI Professional Profile Data
Dr. Hui Z. Zhang accepts plans from 4 insurance carriers
Dr. Zhang is in network with 4 carriers, including Aetna, Elevance and CMS Medicare. Medicare plans come from the most carriers, 3. Check the plan with the practice before a visit.
- Aetna
- Elevance
- CMS Medicare
- RI State Medicaid
Plan types Dr. Zhang accepts, by number of carriers
- Medicare3
- HMO2
- Medicaid2
- POS2
- PPO2
- EPO1
Source: Dmand AI Insurance Network Data
Sources for Dr. Hui Z. Zhang's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| Insurance carriers and plan types | Dmand AI Insurance Network Data |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. Hui Z. Zhang
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. Hui Z. Zhang's NPI number?
Dr. Hui Z. Zhang's NPI number is 1871583344. It was assigned on October 26, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. Hui Z. Zhang?
Dr. Hui Z. Zhang is a clinical genetics (m.d.) physician in Greenwich, Connecticut. The primary specialty in the NPI Registry is Clinical Genetics (M.D.) Physician (taxonomy code 207SG0201X).
Where does Dr. Hui Z. Zhang practice?
Dr. Zhang practices at 5 Perryridge Rd, Greenwich, CT 06830. Dr. Zhang's primary practice is Greenwich Hospital in Greenwich, Connecticut, part of Yale New Haven Health System. Dmand AI also links Dr. Zhang to 1 group practice or clinic.
What is Dr. Hui Z. Zhang's office phone number?
The practice phone on file for Dr. Zhang is (203) 863-3000.
What is Dr. Hui Z. Zhang's medical license number?
Dr. Zhang holds Connecticut license 042070.
Which hospitals is Dr. Hui Z. Zhang affiliated with?
Dr. Zhang practices at Greenwich Hospital in Greenwich, Connecticut. Dr. Zhang is also affiliated with Yale New Haven Hospital.
What medical group is Dr. Hui Z. Zhang part of?
Dr. Zhang is linked to Yale Health.
Does Dr. Hui Z. Zhang accept Medicare?
Yes. CMS lists Dr. Zhang as accepting Medicare assignment.
What is Dr. Hui Z. Zhang's MIPS score?
Dr. Zhang's MIPS final score for performance year 2024 is 87 out of 100, reported as part of a group.
Is Dr. Hui Z. Zhang board certified?
Yes. Dr. Zhang is board certified in clinical genetics and genomics by the American Board of Medical Genetics and Genomics.
Show 6 more questionsShow fewer questions
Where did Dr. Hui Z. Zhang go to medical school?
Dr. Zhang graduated from Shanghai Medical University in 1988.
Has Dr. Hui Z. Zhang received payments from drug or device companies?
CMS Open Payments shows $30 in general payments to Dr. Zhang from 2 companies from 2018 to 2025. The largest total came from Illumina, Inc.
How long has Dr. Hui Z. Zhang been practicing?
Dr. Zhang graduated from medical school in 1988, 38 years ago.
Does Dr. Hui Z. Zhang do research?
Dmand AI links 34 publications to Dr. Zhang, published from 2010 to 2022.
Who does Dr. Hui Z. Zhang publish with?
Dr. Zhang's most frequent co-authors are Allen E. Bale, MD (3 shared papers), Yong-Hui Jiang, MD (3 shared papers) and Michele J. Spencer-Manzon, MD (2 shared papers).
What insurance does Dr. Hui Z. Zhang accept?
Dr. Zhang is in network with 4 carriers, including Aetna, Elevance and CMS Medicare. Medicare plans come from the most carriers, 3. Check the plan with the practice before a visit.
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