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Douglas Ratner, MD

Geriatric Medicine (Internal Medicine) Physician in Bayonne, NJ · enumerated 2006 · practices at United Medical PC.

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

National Provider Identifier

1831166156

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Registry record

Entity type Individual (Type 1)
Name Douglas Ratner
Credential MD
Sex Male
Practice address 988 Broadway, Bayonne, NJ, 07002
Phone (201) 339-6111
Fax (201) 339-6333
Enumeration date Mar 6, 2006
Last updated in NPPES Mar 26, 2019

Taxonomy & licenses

207RG0300X Geriatric Medicine (Internal Medicine) Physician Allopathic & Osteopathic Physicians · License 25MA05967400 (NJ) Primary
MD · Doctor of Medicine: A physician who completed medical school (allopathic medicine), residency training, and state licensure. About the MD credential

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 Douglas Ratner?
The National Provider Identifier (NPI) for Douglas Ratner is 1831166156, a Type 1 (individual) record in the CMS NPPES registry.
Where does Douglas Ratner practice?
The practice location on file with NPPES is in Bayonne, NJ. Providers can have multiple locations; NPPES lists the primary practice address.

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2019-03-26.