Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
William Rosenfeld, L.P.C.
Counselor in Phoenix, AZ · enumerated 2006.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1306806633
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Registry record
Entity type Individual (Type 1)
Name William Rosenfeld
Credential L.P.C.
Sex Male
Practice address 635 East Baseline Road, Phoenix, AZ, 85042
Phone (602) 243-7277
Fax (602) 243-1235
Enumeration date Mar 23, 2006
Last updated in NPPES Dec 21, 2011
Taxonomy & licenses
LPC · Licensed Professional Counselor: A licensed mental-health counselor providing psychotherapy.
About the LPC credential
Other identifiers
| Identifier | Type | State | Issuer |
|---|---|---|---|
| 742438 | Medicaid | AZ | - |
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
Where does William Rosenfeld practice?
The practice location on file with NPPES is in Phoenix, AZ. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for William Rosenfeld?
The National Provider Identifier (NPI) for William Rosenfeld is 1306806633, a Type 1 (individual) record in the CMS NPPES registry.
Other providers at this practice address
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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2011-12-21.