DAVID H LYON MD
NPI 1649675778
Internal Medicine in Modesto, CA

Q: What is David H Lyon A Professional Corporation's specialty?

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

Active since October 31, 2014

4701 SISK RD, SUITE 103, MODESTO, CA 95356(888) 582-0814(209) 526-6841 Get Directions Write a Review

NPPES record last updated: December 23, 2014. Verified against the NPPES registry weekly; last sync: August 16, 2026.

On this page

About David H Lyon Md NPPES

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

DAVID H LYON MD (NPI 1649675778) is a healthcare organization registered as an internal medicine in Modesto, California and active in the NPI registry since October 2014. The organization lists Julie Smith, Supervisor, as its authorized official.

NPPES Registry Identity

NPI1649675778

Entity TypeOrganization

Primary Taxonomy207R00000X

Legal Business NameDAVID H LYON A PROFESSIONAL CORPORATION

Location Address4701 SISK RD, SUITE 103Modesto, CA 95356-9320

Mailing AddressPo Box 579120Modesto, CA 95357-9120 · (888) 582-0814 · Fax (209) 526-6841

Phone(888) 582-0814

Fax(209) 526-6841

Organization SubpartNo

Authorized OfficialJulie SmithSupervisor · (209) 552-7551

Enumeration DateOctober 31, 2014

Last NPPES UpdateDecember 23, 2014

✔ NPI 1649675778 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians

Taxonomy Code207R00000X

License✔ Licensed in CA · 00A431800

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.

4701 SISK RD, Modesto, CA 95356

Open in Google Maps ↗

Other Names 1

Other NameDavid H Lyon Md

Other Identifiers 1

Other00A431800CA · State License Number

Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

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 David H Lyon A Professional Corporation's NPI number?

The NPI number for David H Lyon A Professional Corporation is 1649675778. It was assigned to this organization in the NPPES registry on October 31, 2014. The provider is also known as David H Lyon MD.

Where is David H Lyon A Professional Corporation located?

David H Lyon A Professional Corporation is located at 4701 Sisk Rd Suite 103, Modesto, CA 95356. The listed phone number is (888) 582-0814.

What is David H Lyon A Professional Corporation'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 David H Lyon A Professional Corporation was last updated on December 23, 2014. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.