Tanja Seifen, PHD
NPI 1316537871 · Clinical Psychologist · Jackson, MS
Enrolled with Medicare as Practitioner - Clinical Psychologist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Tanja Seifen, PHD is a Clinical Psychologist provider in Jackson, MS (NPI 1316537871).
Provider details
- NPI number
- 1316537871
- Entity type
- Individual
- Primary specialty
- Clinical PsychologistBehavioral Health & Social Service Providers
- Credential
- PHD
- Sex
- Female
- Sole proprietor
- No
- License
- 601069 (MS)
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
5 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
- 2021-01-19
- Last updated
- 2021-01-19
- Certified
- 2021-01-19
Frequently asked questions
- What is Tanja Seifen's NPI number?
- Tanja Seifen's National Provider Identifier (NPI) is 1316537871, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Tanja Seifen's specialty?
- Tanja Seifen is listed in the NPPES registry with a primary specialty of Clinical Psychologist (Behavioral Health & Social Service Providers).
- Where is Tanja Seifen located?
- Tanja Seifen's practice location on file with NPPES is 2500 N State St, Jackson, MS 39216-4500.
- What is Tanja Seifen's phone number?
- The practice phone number listed in the NPPES registry for Tanja Seifen is (601) 984-6925.
- Does Tanja Seifen accept Medicare?
- Tanja Seifen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Tanja Seifen's NPI active?
- Yes — Tanja Seifen's NPI (1316537871) is active in the NPPES registry as of the last update on 2021-01-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.