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

Diane M Pierson, DO

Individual provider Anatomic Pathology & Clinical Pathology Physician · NPI 1821076704

Diane M Pierson, DO is a Pathology in Ashland, Kentucky. Qualified in 2001, 25 years ago. Practices with Professional Pathology Service, a 5-clinician group and accepts Medicare assignment. Licensed in Kentucky and Ohio.

Years since qualifying
25
Licensed in
KY, OH
In the registry since
2006
Specialties on file
2
What do these letters mean?
DO — Doctor of Osteopathic Medicine
A fully licensed physician, trained like an MD with additional musculoskeletal training. Equivalent practice rights in all 50 states.

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Practice location Address checks out

2201 Lexington Ave
Ashland, KY 41101-2843
Phone: (800) 288-8325
Fax: (419) 866-5453
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Anatomic Pathology & Clinical Pathology Physician (primary) Taxonomy 207ZP0102X · Licence 03093 (KY)
Anatomic Pathology & Clinical Pathology Physician Taxonomy 207ZP0102X · Licence 34.010731 (OH)

Record details

NPI number1821076704
Entity typeIndividual (Type 1)
GenderFemale
Credentials DO
Sole proprietorNo
NPI enumeratedJanuary 3, 2006
Last updated in NPPESOctober 4, 2017
Mailing addressPo Box 539, Ashland, KY 41105-0539

Medicare enrollment

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

Medicare specialtyPATHOLOGY
Also practisesHEMATOLOGY
Medical schoolOTHER
Graduated 2001 (25 years in practice)
Group practice Professional Pathology Service — 5 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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