Phyllis Siebern, LPC
NPI 1326471871 · Professional Counselor · Tucson, AZ
Enrolled with Medicare as Practitioner - Mental Health Counselor · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Phyllis Siebern, LPC is a Professional Counselor provider in Tucson, AZ (NPI 1326471871).
Provider details
- NPI number
- 1326471871
- Entity type
- Individual
- Primary specialty
- Professional CounselorBehavioral Health & Social Service Providers
- Credential
- LPC
- Sex
- Female
- Sole proprietor
- Yes
- License
- LPC14268 (AZ)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
12 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2013-08-19
- Last updated
- 2013-08-19
Frequently asked questions
- What is Phyllis Siebern's NPI number?
- Phyllis Siebern's National Provider Identifier (NPI) is 1326471871, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Phyllis Siebern's specialty?
- Phyllis Siebern is listed in the NPPES registry with a primary specialty of Professional Counselor (Behavioral Health & Social Service Providers).
- Where is Phyllis Siebern located?
- Phyllis Siebern's practice location on file with NPPES is 2435 N Castro Ave, Tucson, AZ 85705-5060.
- What is Phyllis Siebern's phone number?
- The practice phone number listed in the NPPES registry for Phyllis Siebern is (520) 622-8030.
- Does Phyllis Siebern accept Medicare?
- Phyllis Siebern is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Phyllis Siebern's NPI active?
- Yes — Phyllis Siebern's NPI (1326471871) is active in the NPPES registry as of the last update on 2013-08-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.