WILLIAM HENRY LUDLAM PHD, MD
NPI 1750464848
Internal Medicine - Endocrinology, Diabetes & Metabolism in Seattle, WA

Active since October 23, 2006
550 17TH AVE STE 500, SEATTLE, WA 98122(206) 320-2800 Get Directions Write a Review

NPPES record last updated: October 10, 2007. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About William Henry Ludlam Phd, Md NPPES

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

WILLIAM HENRY LUDLAM PHD, MD (NPI 1750464848) is an individual endocrinology, diabetes & metabolism provider in Seattle, Washington, licensed in Oregon (MD21441) and active in the NPI registry since October 2006.

NPPES Registry Identity

NPI1750464848
Entity TypeIndividualMale
Primary Taxonomy207RE0101X
Provider Legal NameWILLIAM HENRY LUDLAMCredential: PHD, MD
Location Address550 17TH AVE STE 500Seattle, WA 98122-5789
Mailing AddressPo Box 84026Seattle, WA 98124-8426 · (206) 320-4933
Sole ProprietorNo
Enumeration DateOctober 23, 2006
Last NPPES UpdateOctober 10, 2007
NPI 1750464848 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyInternal Medicine · Endocrinology, Diabetes & MetabolismAllopathic & Osteopathic Physicians
Taxonomy Code207RE0101X
License Licensed in OR · MD21441
Definition
An internist who concentrates on disorders of the internal (endocrine) glands such as the thyroid and adrenal glands. This specialist also deals with disorders such as diabetes, metabolic and nutritional disorders, obesity, pituitary diseases and menstrual and sexual problems.
550 17TH AVE STE 500, Seattle, WA 98122

Other Identifiers 3

Medicare UPINH52103
Medicaid8472862WA
Medicaid229308OR

Accepted Insurance

Other Providers at the Same Location NPPES 8

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

Neurological Surgery
550 17TH AVE STE 500
SEATTLE, WA 98122
Registered Nurse
550 17TH AVE STE 500
SEATTLE, WA 98122
Neurological Surgery
550 17TH AVE STE 500
SEATTLE, WA 98122
Neurological Surgery
550 17TH AVE STE 500
SEATTLE, WA 98122
Orthopaedic Surgery (Orthopaedic Surgery of the Spine)
550 17TH AVE STE 500
SEATTLE, WA 98122
Orthopaedic Surgery (Orthopaedic Surgery of the Spine)
550 17TH AVE STE 500
SEATTLE, WA 98122
Physician Assistant
550 17TH AVE STE 500
SEATTLE, WA 98122
Neurological Surgery
550 17TH AVE STE 500
SEATTLE, WA 98122

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 William Ludlam's NPI number?

The NPI number for William Ludlam is 1750464848. It was assigned to this individual provider in the NPPES registry on October 23, 2006.

Where is William Ludlam located?

William Ludlam practices at 550 17th Ave Ste 500, Seattle, WA 98122. The listed phone number is (206) 320-2800.

What is William Ludlam's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Endocrinology, Diabetes & Metabolism, with taxonomy code 207RE0101X.

What insurance does William Ludlam accept?

Health plans from Providence Health Plan list William Ludlam as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for William Ludlam was last updated on October 10, 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.