KELLY A. WILLIAMSON PA-C
NPI 1053621052
Physician Assistant - Medical in Sellersville, PA

Q: What is Kelly Williamson's NPI number?

The NPI number for Kelly Williamson is 1053621052. It was assigned to this individual provider in the NPPES registry on October 12, 2010.

Q: What is Kelly Williamson's specialty?

The primary specialty registered for this NPI is Physician Assistant, specializing in Medical, with taxonomy code 363AM0700X.

Q: When was this NPI record last updated?

The NPPES record for Kelly Williamson was last updated on February 2, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 months 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 October 12, 2010PECOS EnrolledAccepts Medicare Assignment

915 LAWN AVE, SUITE 203, SELLERSVILLE, PA 18960(215) 453-3400(215) 453-3410 Get Directions Write a Review

NPPES record last updated: February 2, 2026. Verified against the NPPES registry weekly; last sync: August 09, 2026.

On this page

About Kelly A. Williamson Pa-c NPPES

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

KELLY A. WILLIAMSON PA-C (NPI 1053621052) is an individual medical provider in Sellersville, Pennsylvania, licensed in Pennsylvania (MA054630) and active in the NPI registry since October 2010. She is enrolled in Medicare PECOS, is affiliated with Grand View Health, and is a graduate of Other (2010).

NPPES Registry Identity

NPI1053621052

Entity TypeIndividualFemale

Primary Taxonomy363AM0700X

Provider Legal NameKELLY A. WILLIAMSONCredential: PA-C

Location Address915 LAWN AVE, SUITE 203Sellersville, PA 18960-1551

Mailing Address801 Ostrum StBethlehem, PA 18015-1000

Phone(215) 453-3400

Fax(215) 453-3410

Sole ProprietorNo

Medical School CMSOtherGraduated 2010

Enumeration DateOctober 12, 2010

Last NPPES UpdateFebruary 2, 2026

NPPES CertifiedFebruary 2, 2026

✔ NPI 1053621052 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPhysician Assistant · MedicalPhysician Assistants & Advanced Practice Nursing Providers

Taxonomy Code363AM0700X

License✔ Licensed in PA · MA054630

915 LAWN AVE, Sellersville, PA 18960

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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Buckeye Health Plan, Ambetter Health, Ambetter Health of Delaware.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Kelly A. Williamson Pa-c is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID749460707

PECOS Enrollment IDI20110208000539

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Areas of Expertise CMS Part B claims 3

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213

This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.

16 services14 patients

Partial removal of small and large bowel with attachment of small and large bowel using an endoscope 44205

This procedure involves the partial removal of sections of your small and large bowel. An endoscope, a thin tube with a camera, aids in the process. The remaining parts of your bowels are then reconnected to restore digestive function.

11 services11 patients

Partial release of large bowel and partial removal of large bowel using an endoscope 44213

This procedure involves using an endoscope, a flexible tube with a camera, to partially release and remove a section of your large bowel. It's a minimally invasive surgery that helps treat conditions like cancer or bowel obstruction.

11 services11 patients

Hospital Affiliations CMS Care Compare

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Grand View Health

Acute Care Hospitals · Sellersville, PA

5/5 CMS rating

OwnershipVoluntary non-profit - Other

CMS Certification Number390057

Location700 Lawn AvenueSellersville, PA 18960 · Bucks County

Emergency services

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.

HOLLY MCFADDEN CRNP

Nurse Practitioner (Primary Care)

915 LAWN AVE, SUIE 202
SELLERSVILLE, PA 18960

Bucks County (215) 453-3300

DR. JAMES CHRISTOPHER WATSON M.D.

Surgery (Surgical Oncology)

915 LAWN AVE, SUITE 203
SELLERSVILLE, PA 18960

Bucks County (215) 453-3400

LORRAINE C SNYDER DOUGHERTY MD

Internal Medicine (Hematology & Oncology)

915 LAWN AVE, SUITE 202
SELLERSVILLE, PA 18960

Bucks County (215) 453-3300

DR. ARTHUR FLATAU III M.D.

Surgery

915 LAWN AVE, SUITE 203
SELLERSVILLE, PA 18960

Bucks County (215) 257-3697

ERIC V OLIVERO MD

Surgery (Vascular Surgery)

915 LAWN AVE, SUITE 203
SELLERSVILLE, PA 18960

Bucks County (215) 453-3400

DR. DANIEL RYAN LATTA M.D.

Colon & Rectal Surgery

915 LAWN AVE
SELLERSVILLE, PA 18960

Bucks County (215) 453-3400

DR. LEWIS M GILL MD

Surgery

915 LAWN AVE, SUITE 203
SELLERSVILLE, PA 18960

Bucks County (215) 453-3400

GRAND VIEW HOSPITAL

Internal Medicine

915 LAWN AVE
SELLERSVILLE, PA 18960

Bucks County (215) 453-3400

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 Kelly Williamson's NPI number?

The NPI number for Kelly Williamson is 1053621052. It was assigned to this individual provider in the NPPES registry on October 12, 2010.

Where is Kelly Williamson located?

Kelly Williamson practices at 915 Lawn Ave Suite 203, Sellersville, PA 18960. The listed phone number is (215) 453-3400.

What is Kelly Williamson's specialty?

The primary specialty registered for this NPI is Physician Assistant, specializing in Medical, with taxonomy code 363AM0700X.

Is Kelly Williamson enrolled in Medicare?

Yes. Kelly Williamson is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

What insurance does Kelly Williamson accept?

Health plans from Ambetter Health, Ambetter Health of Delaware and Ambetter from Buckeye Health Plan list Kelly Williamson 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.

Is Kelly Williamson affiliated with any hospitals?

According to CMS data, Kelly Williamson is affiliated with Grand View Health.

When was this NPI record last updated?

The NPPES record for Kelly Williamson was last updated on February 2, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 months 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.