Individual
DR. WILLIAM D WELSH
Active
Sole proprietor
No
Provider details
NPI number
Gender
Man
Credential
D.O.
Taxonomy
Speciality
Code
Description
License number
State
207Q00000X
Family Medicine Physician
20A4272
CA
207RG0300X
Geriatric Medicine (Internal Medicine) Physician
Primary
20A4272
CA
Other
Enumeration date
06/06/2006
Last updated
09/01/2009
Update your record
If you believe information in your NPPES record is inaccurate, or if you wish to update or deactivate your NPI, you can do so directly with CMS at https://nppes.cms.hhs.gov.
About Stedi
Stedi is the only programmable healthcare clearinghouse. You can use Stedi's APIs to process eligibility checks, claims, remits, and more.
Sign up