Newly Listed Provider — this NPI profile has been added to the NPI registry within the last 90 days.

ISABEL ROSE CLARKSON CRNP
NPI 1366358871
Nurse Practitioner in Pittsburgh, PA

Q: What is Isabel Clarkson's NPI number?

The NPI number for Isabel Clarkson is 1366358871. It was assigned to this individual provider in the NPPES registry on August 24, 2026.

Q: What is Isabel Clarkson's specialty?

The primary specialty registered for this NPI is Nurse Practitioner with taxonomy code 363L00000X.

Q: When was this NPI record last updated?

The NPPES record for Isabel Clarkson was last updated on September 17, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 days 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.

Active since August 24, 2026

1307 FEDERAL ST STE B100, PITTSBURGH, PA 15212(412) 359-8900(412) 359-8977 Get Directions Write a Review

NPPES record added: September 17, 2026. Verified against the NPPES registry weekly; last sync: September 20, 2026.

Record update history: Sep 17, 2026, Aug 24, 2026 (2 updates tracked since 2026).

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About Isabel Rose Clarkson Crnp NPPES

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

ISABEL ROSE CLARKSON CRNP (NPI 1366358871) is an individual nurse practitioner in Pittsburgh, Pennsylvania, licensed in Pennsylvania (SP036909) and active in the NPI registry since August 2026. She maintains a secondary practice location in Clairton.

NPPES Registry Identity

NPI1366358871

Entity TypeIndividualFemale

Primary Taxonomy363L00000X

Provider Legal NameISABEL ROSE CLARKSONCredential: CRNP

Location Address1307 FEDERAL ST STE B100Pittsburgh, PA 15212-4761

Mailing Address1307 Federal St Ste B100Pittsburgh, PA 15212-4761 · (412) 359-8900 · Fax (412) 359-8977

Phone(412) 359-8900

Fax(412) 359-8977

Sole ProprietorNo

Enumeration DateAugust 24, 2026

Last NPPES UpdateSeptember 17, 20262 updates tracked since enumeration

NPPES CertifiedSeptember 17, 2026

✔ NPI 1366358871 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers

Taxonomy Code363L00000X

License✔ Licensed in PA · SP036909

Definition

(1) A registered nurse provider with a graduate degree in nursing prepared for advanced practice involving independent and interdependent decision making and direct accountability for clinical judgment across the health care continuum or in a certified specialty. (2) A registered nurse who has completed additional training beyond basic nursing education and who provides primary health care services in accordance with state nurse practice laws or statutes. Tasks performed by nurse practitioners vary with practice requirements mandated by geographic, political, economic, and social factors. Nurse practitioner specialists include, but are not limited to, family nurse practitioners, gerontological nurse practitioners, pediatric nurse practitioners, obstetric-gynecologic nurse practitioners, and school nurse practitioners.

1307 FEDERAL ST STE B100, Pittsburgh, PA 15212

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Secondary Practice Location 1

Location 1575 Coal Valley Rd Ste 105Clairton, PA 15025-3723 · Phone (412) 359-8900 · Fax (412) 359-8977

Other Providers at the Same Location NPPES 20

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

TABITHA JOY ASHOFF PA-C

Physician Assistant