Active NPIIndividual provider

Karstin M Alfaro, PA-C

Physician Assistant in Seattle, Washington

NPI Number1861257982
Practice location
825 Eastlake Ave E, Seattle, WA 98109-4405
Fax
—
Last updated
September 30, 2026

Karstin M Alfaro, PA-C is a Physician Assistant based in Seattle, WA. Karstin M Alfaro, PA-C holds the professional credentials of PA-C. The NPI number for Karstin M Alfaro, PA-C is 1861257982 and holds license No. PA.PA.70168046 (WA). The current practice location address is 825 Eastlake Ave E, Seattle, WA 98109-4405 and the office can be reached by phone at 206-520-5000. The NPI was assigned on February 19, 2024 and the record was last updated in NPPES on September 30, 2026.

●Provider Profile Details

NPI Number
1861257982
Provider Name
Karstin Maria Alfaro
Credential
PA-C
Entity Type
Individual (Type 1 NPI)
Gender
Female
Primary Taxonomy
Physician Assistant · 363A00000X
Sole Proprietor
No
Enumeration Date
February 19, 2024
Last Update Date
September 30, 2026
Certification Date
September 30, 2026
NPI Status
Active

◉Business Practice Location Address

Address
825 Eastlake Ave E
Seattle, WA 98109-4405
ZIP
98109-4405
Country
US
Phone Number
206-520-5000

Get directions →

✉Business Mailing Address

Address
Po Box 50095
Seattle, WA 98145-5095
City
Seattle
State
WA
ZIP
98145-5095

✎Taxonomy & License Information

TaxonomyCodePrimaryLicenseState
Physician Assistant, Medical363AM0700XNoPA.PA.70168046WA
Physician Assistant363A00000XYesPA.PA.70168046WA

#Other Provider Identifiers

No legacy or other identifiers (Medicaid, Medicare or plan IDs) are on file for this provider.

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?Frequently Asked Questions

What is the NPI number of Karstin M Alfaro, PA-C?

The NPI number of Karstin M Alfaro, PA-C is 1861257982. It was assigned on February 19, 2024 and is currently active in the NPPES registry.

What is the specialty of Karstin M Alfaro, PA-C?

Karstin M Alfaro, PA-C is registered under the primary taxonomy Physician Assistant (code 363A00000X) and holds license No. PA.PA.70168046 (WA).

Where does Karstin M Alfaro, PA-C practice?

The practice location is 825 Eastlake Ave E, Seattle, WA 98109-4405. The office can be reached at 206-520-5000 (phone).

What is an NPI number?

A National Provider Identifier (NPI) is a unique 10-digit identification number issued to health care providers in the United States by the Centers for Medicare and Medicaid Services (CMS). It is used in HIPAA standard transactions.

How do I verify this NPI record?

This record is sourced from the public NPPES NPI Registry maintained by CMS. You can confirm it by searching NPI 1861257982 directly on the NPPES registry website at npiregistry.cms.hhs.gov.

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