Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

John B. Holroyd, MD

Individual provider Internal Medicine Physician · NPI 1811996234

John B. Holroyd, MD is a Hospitalist in Bellingham, Washington. Qualified in 1995, 31 years ago. Practices with South Sound Inpatient Physicians PLLC, a 427-clinician group and accepts Medicare assignment. Licensed in Washington.

Years since qualifying
31
Licensed in
WA
In the registry since
2005
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

4545 Cordata Pkwy
Bellingham, WA 98226-7123
Phone: (360) 738-2200
Fax: (360) 752-5682
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence MD00035433 (WA)

Record details

NPI number1811996234
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJuly 18, 2005
Last updated in NPPESSeptember 30, 2010
Mailing addressPo Box 5096, Bellingham, WA 98227-5096

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyHOSPITALIST
Also practisesINTERNAL MEDICINE
Medical schoolOTHER
Graduated 1995 (31 years in practice)
Group practice South Sound Inpatient Physicians Pllc — 427 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations3 on file with Medicare

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