NPI Portal NPI Lookup & Verification

Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum Sole proprietor

Dr. Mabel M.P. Cheng, M.D.

Ophthalmology Physician in Niskayuna, NY · enumerated 2005.

Data current as of Jul 13, 2026 · sourced from CMS NPPES

National Provider Identifier

1558345306

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Registry record

Entity type Individual (Type 1)
Name Dr. Mabel M.P. Cheng
Credential M.D.
Sex Female
Practice address Niskayuna, NY, 12309
Phone (518) 782-7777
Fax (518) 782-4913
Enumeration date Dec 5, 2005
Last updated in NPPES Jun 23, 2015

Street address withheld: NPPES sole-proprietor addresses can be home addresses. See our data policy.

Taxonomy & licenses

207W00000X Ophthalmology Physician Allopathic & Osteopathic Physicians · License 1690871 (NY) Primary
MD · Doctor of Medicine: A physician who completed medical school (allopathic medicine), residency training, and state licensure. About the MD credential

Other identifiers

Identifier Type State Issuer
01277389 Medicaid NY -
180045792 Other NY RAILROAD MEDICARE

What is an NPI number?

A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes, even if the provider moves or changes specialty.

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Frequently asked questions

What is the NPI number for Mabel Cheng?
The National Provider Identifier (NPI) for Mabel Cheng is 1558345306, a Type 1 (individual) record in the CMS NPPES registry.
Where does Mabel Cheng practice?
The practice location on file with NPPES is in Niskayuna, NY. Providers can have multiple locations; NPPES lists the primary practice address.

Other providers at this practice address

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2015-06-23.