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DR. WILLIAM SCOTT PLYMALE LCSW, PHD
NPI 1649347287
Social Worker - Clinical in San Francisco, CA

Active since November 29, 2006PECOS EnrolledAccepts Medicare Assignment
350 TOWNSEND ST STE 636, SAN FRANCISCO, CA 94107(415) 310-4866 Get Directions Write a Review

NPPES record last updated: July 23, 2026. Verified against the NPPES registry weekly; last sync: November 01, 2026.

About Dr. William Scott Plymale Lcsw, Phd NPPES

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

DR. WILLIAM SCOTT PLYMALE LCSW, PHD (NPI 1649347287) is an individual clinical provider in San Francisco, California, licensed in California (24109) and active in the NPI registry since November 2006. He is enrolled in Medicare PECOS and is a graduate of Other (2001).

NPPES Registry Identity

NPI1649347287
Entity TypeIndividualMale
Primary Taxonomy1041C0700X
Provider Legal NameDR. WILLIAM SCOTT PLYMALECredential: LCSW, PHD
Location Address350 TOWNSEND ST STE 636San Francisco, CA 94107-1697
Mailing Address350 Townsend St Ste 636San Francisco, CA 94107-1697 · (415) 310-4866
Phone(415) 310-4866
Sole ProprietorYes
Medical School CMSOtherGraduated 2001
Enumeration DateNovember 29, 2006
Last NPPES UpdateJuly 23, 2026
NPPES CertifiedJuly 23, 2026
✔ NPI 1649347287 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySocial Worker · ClinicalBehavioral Health & Social Service Providers
Taxonomy Code1041C0700X
License✔ Licensed in CA · 24109
Definition
A social worker who holds a master's or doctoral degree in social work from an accredited school of social work in addition to at least two years of post-master's supervised experience in a clinical setting. The social worker must be licensed, certified, or registered at the clinical level in the jurisdiction of practice. A clinical social worker provides direct services, including interventions focused on interpersonal interactions, intrapsychic dynamics, and life management issues. Clinical social work services are based on bio-psychosocial perspectives. Services consist of assessment, diagnosis, treatment (including psychotherapy and counseling), client-centered advocacy, consultation, evaluation, and prevention of mental illness, emotional, or behavioral disturbances.
350 TOWNSEND ST STE 636, San Francisco, CA 94107
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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. William Scott Plymale Lcsw, Phd 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 ID2769563204
PECOS Enrollment IDI20110919000632
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.

Medicare Billing Reassignments

2

Medicare enrollment records show William Plymale reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Perfect Healthnet LLC
Same address
Mental Health
350 TOWNSEND ST, SUITE 636
San Francisco, CA 94107
  • Reassigned Medicare billing, California enrollment
NPI 1952784076 (415) 310-4866
Patient Assistance Foundation
2.2 mi
Clinical
2351 CLAY ST STE 141
San Francisco, CA 94115
  • Reassigned Medicare billing, California enrollment
  • 10 clinicians in this Medicare group
NPI 1285814921 (415) 923-3155

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Areas of Expertise CMS Part B claims

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.

Psychotherapy, 1 hour 90837
Psychotherapy is a therapeutic interaction or treatment between a trained professional and a patient. In a 1-hour session, you'll talk about your feelings, thoughts, and behaviors to help identify and manage mental health issues. This process aids in personal growth, healing, and improved well-being.
300 services13 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 94107 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$0.00 typical visit price
range $69.00 – $202.35
Typical copayment $0.00 (range $17.25 – $50.58)
Most-billed visit code NA
Established Patient
$84.91 typical visit price
range $23.44 – $166.46
Typical copayment $21.22 (range $5.86 – $41.61)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

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 William Plymale's NPI number?

The NPI number for William Plymale is 1649347287. It was assigned to this individual provider in the NPPES registry on November 29, 2006.

Where is William Plymale located?

William Plymale practices at 350 Townsend St Ste 636, San Francisco, CA 94107. The listed phone number is (415) 310-4866.

What is William Plymale's specialty?

The primary specialty registered for this NPI is Social Worker, specializing in Clinical, with taxonomy code 1041C0700X.

Is William Plymale enrolled in Medicare?

Yes. William Plymale 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.

Which organizations bill Medicare for William Plymale's services?

According to the CMS Revalidation Reassignment List (October 2026 release), William Plymale reassigns Medicare benefits to 2 organizations: Perfect Healthnet LLC (San Francisco, CA) and Patient Assistance Foundation (San Francisco, CA). Each 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 William Plymale'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 William Plymale was last updated on July 23, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.