Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
William J Pierce, M.D.
Surgery Physician in Lompoc, CA · enumerated 2006.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1083620330
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Registry record
Entity type Individual (Type 1)
Name William J Pierce
Credential M.D.
Sex Male
Practice address 136 N Third St, Lompoc, CA, 93436
Phone (805) 736-1253
Fax (805) 736-3193
Enumeration date Jul 31, 2006
Last updated in NPPES Feb 29, 2012
Taxonomy & licenses
MD · Doctor of Medicine: A physician who completed medical school (allopathic medicine), residency training, and state licensure.
About the MD credential
Other identifiers
| Identifier | Type | State | Issuer |
|---|---|---|---|
| ZZZ37313Z | Medicaid | CA | - |
What is an NPI number?
A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes, even if the provider moves or changes specialty.
Frequently asked questions
What is the NPI number for William Pierce?
The National Provider Identifier (NPI) for William Pierce is 1083620330, a Type 1 (individual) record in the CMS NPPES registry.
Where does William Pierce practice?
The practice location on file with NPPES is in Lompoc, CA. Providers can have multiple locations; NPPES lists the primary practice address.
Other providers at this practice address
Browse all → Lisa Ercolini-Bhatia Family Medicine Physician · Lompoc, CA NPI 1982670626 David Lemmel General Practice Physician · Lompoc, CA NPI 1871526590 Randall Michel Plastic Surgery within the Head & Neck (Otolaryngology) Physician · Lompoc, CA NPI 1225062623 Soumya Yeturi Internal Medicine Physician · Lompoc, CA NPI 1922124551 Jennifer Vineyard Internal Medicine Physician · Lompoc, CA NPI 1477847630 Emily Liebo Physician Assistant · Lompoc, CA NPI 1780231795 Miranda Pierce Nurse Practitioner · Lompoc, CA NPI 1073230769
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2012-02-29.