Doctor profile · Federal record
Dr. William Plymale, LCSW, PHD
Clinical Social Worker · Mill Valley, CA
- NPI 1649347287
- Accepts Medicare
- 25 yrs in practice
- Male
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
17 Ethel Ave
Mill Valley, CA 949412787
(415) 310-4866
Credentials & registration
- NPI registered
- November 2006 — 20 yrs on file
- Profile last updated
- August 10, 2011
- Year of graduation
- 2001 — 25 yrs since
- Specialty taxonomy
- 1041C0700X — NUCC code
- State license (1)
- California #24109
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1649347287. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
310
Distinct HCPCS
1
Medicare allowed
$37,518
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
90837 |
Psychotherapy, 1 hour | 310 | 11 | $121 |
In context: peer comparison
Among 1 peers in Mill Valley Clinical Social Worker, average services per provider: 310. This provider delivers 1.0× the peer median.Frequently asked questions
What is Dr. William Plymale's medical specialty?
Dr. William Plymale practices Clinical Social Worker in Mill Valley, CA.
Where does Dr. William Plymale practice?
Dr. William Plymale practices at 17 Ethel Ave, Mill Valley, CA 949412787. Office phone: 4153104866.
What is Dr. William Plymale's NPI?
Dr. William Plymale's National Provider Identifier (NPI) is 1649347287, issued by NPPES.
Does Dr. William Plymale accept Medicare assignment?
Yes. Dr. William Plymale accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. William Plymale commonly perform?
Top Medicare-reported procedures in 2023: Psychotherapy (HCPCS 90837). Source: CMS Medicare Physician & Other Practitioners file.