DR. DAVID ANDREW WILLIAMS CRNP
NPI 1548631922
Nurse Practitioner - Family in Pittsburgh, PA
About Dr. David Andrew Williams Crnp NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. DAVID ANDREW WILLIAMS CRNP (NPI 1548631922) is an individual family provider in Pittsburgh, Pennsylvania, licensed in Pennsylvania (SP015098) and active in the NPI registry since October 2015. He is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Dr. David Andrew Williams Crnp is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show David Williams reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Cranberry Twp, PA 16066
- Reassigned Medicare billing, Pennsylvania enrollment
- 37 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 15202 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
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 David Williams's NPI number?
The NPI number for David Williams is 1548631922. It was assigned to this individual provider in the NPPES registry on October 12, 2015.
Where is David Williams located?
David Williams practices at 663 Forest Ave, Pittsburgh, PA 15202. The listed phone number is (412) 613-1043.
What is David Williams's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.
Is David Williams enrolled in Medicare?
Yes. David Williams is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for David Williams's services?
According to the CMS Revalidation Reassignment List (October 2026 release), David Williams reassigns Medicare benefits to Cognitive Behavior Institute, LLC (Cranberry Twp, PA). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for David Williams's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
When was this NPI record last updated?
The NPPES record for David Williams was last updated on October 12, 2015. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 years 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.
# Dr. David Andrew Williams, CRNP · NPI 1548631922
Family physician in Pittsburgh, Pennsylvania. Individual provider, active in the CMS NPPES registry since October 12, 2015.
## Identity
- **NPI:** 1548631922 (Entity type: Individual)
- **Enumerated:** October 12, 2015
- **Primary specialty:** Nurse Practitioner - Family · taxonomy 363LF0000X
- **State license:** SP015098 (Pennsylvania)
- **Sole proprietor:** No
## Practice location
- **Address:** 663 FOREST AVE, Pittsburgh, PA 15202-2925
- **Phone:** (412) 613-1043
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** Cognitive Behavior Institute, LLC (NPI 1669884409, Cranberry Twp, PA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** October 12, 2015
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Source: [NPI Profile](https://npiprofile.com/npi/1548631922) · Data from the CMS NPPES public registry.