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DANIEL L MAYER MD PC
NPI 1306858857
Internal Medicine in Smithtown, NY

Active since August 13, 2006
263 EAST MAIN STREET, SMITHTOWN, NY 11787(631) 366-5252(631) 366-4371 Get Directions Write a Review

NPPES record last updated: October 29, 2007. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Daniel L Mayer Md Pc NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DANIEL L MAYER MD PC (NPI 1306858857) is a healthcare organization registered as an internal medicine in Smithtown, New York and active in the NPI registry since August 2006. The organization lists Daniel L Mayer, President, as its authorized official.

NPPES Registry Identity

NPI1306858857
Entity TypeOrganization
Primary Taxonomy207R00000X
Legal Business NameDANIEL L MAYER MD PC
Location Address263 EAST MAIN STREETSmithtown, NY 11787
Mailing Address263 East Main StreetSmithtown, NY 11787 · (631) 366-5252 · Fax (631) 366-4371
Phone(631) 366-5252
Fax(631) 366-4371
Organization SubpartNo
Authorized OfficialDaniel L MayerPresident · (631) 366-5252
Enumeration DateAugust 13, 2006
Last NPPES UpdateOctober 29, 2007
✔ NPI 1306858857 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in NY · 1400451
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
263 EAST MAIN STREET, Smithtown, NY 11787
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Other Identifiers 10

Other140045B10NY · Healthfirst
OtherCP039NY · Oxford Health Plans
Medicare PINDM072F3010NY
Other72F301NY · Empire Bc Bs
Other2238NY · Vytra Health Plans
Other6C5498NY · Healthnet
Medicaid00603338NY
Other0748519NY · Aetna
Other26823PNY · Hip
Medicare UPINB79467

Group Practice 1

Group TaxonomyThis provider is a business group of one or more individual practitioners, who practice with different areas of specialization.193200000X MULTI-SPECIALTY GROUP

Other Providers at the Same Location NPPES

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

DR. DANIEL MAYER M.D.
Pediatrics (Pediatric Allergy/Immunology)
263 EAST MAIN STREET
SMITHTOWN, NY 11787
Suffolk County (631) 366-5252

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Daniel L Mayer MD PC's NPI number?

The NPI number for Daniel L Mayer MD PC is 1306858857. It was assigned to this organization in the NPPES registry on August 13, 2006.

Where is Daniel L Mayer MD PC located?

Daniel L Mayer MD PC is located at 263 East Main Street, Smithtown, NY 11787. The listed phone number is (631) 366-5252.

What is Daniel L Mayer MD PC's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

When was this NPI record last updated?

The NPPES record for Daniel L Mayer MD PC was last updated on October 29, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.