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Dr. Carl Ruoff, D.O.

Obesity Medicine (Internal Medicine) Physician in Roslyn Heights, NY · enumerated 2010.

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

National Provider Identifier

1295051936

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Registry record

Entity type Individual (Type 1)
Name Dr. Carl Ruoff
Credential D.O.
Sex Male
Practice address 70 Glen Cove Road, Suite 306, Roslyn Heights, NY, 11577
Phone (516) 621-7720
Fax (516) 625-4521
Enumeration date Apr 19, 2010
Last updated in NPPES Mar 1, 2022

Taxonomy & licenses

207R00000X Internal Medicine Physician Allopathic & Osteopathic Physicians · License 270030 (NY) Secondary
207R00000X Internal Medicine Physician Allopathic & Osteopathic Physicians · License 290870 (MA) Secondary
207RB0002X Obesity Medicine (Internal Medicine) Physician Allopathic & Osteopathic Physicians · License 290870 (MA) Primary
DO · Doctor of Osteopathic Medicine: A fully licensed physician trained in osteopathic medical schools, with the same practice rights as an MD. About the DO 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 Carl Ruoff?
The National Provider Identifier (NPI) for Carl Ruoff is 1295051936, a Type 1 (individual) record in the CMS NPPES registry.
Where does Carl Ruoff practice?
The practice location on file with NPPES is in Roslyn Heights, NY. 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 2022-03-01.