Letty Tan-Fermo, M.D.
NPI 1710097225 · Psychiatry Physician · Glendale, AZ
Enrolled with Medicare as Practitioner - Psychiatry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Letty Tan-Fermo, M.D. is a Psychiatry Physician provider in Glendale, AZ (NPI 1710097225).
Provider details
- NPI number
- 1710097225
- Entity type
- Individual
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- 28320 (AZ)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 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
- 2006-08-30
- Last updated
- 2012-02-16
Frequently asked questions
- What is Letty Tan-Fermo's NPI number?
- Letty Tan-Fermo's National Provider Identifier (NPI) is 1710097225, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Letty Tan-Fermo's specialty?
- Letty Tan-Fermo is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Letty Tan-Fermo located?
- Letty Tan-Fermo's practice location on file with NPPES is 5701 W Talavi Blvd, Glendale, AZ 85306-1886.
- What is Letty Tan-Fermo's phone number?
- The practice phone number listed in the NPPES registry for Letty Tan-Fermo is (623) 486-8082.
- Does Letty Tan-Fermo accept Medicare?
- Letty Tan-Fermo is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Letty Tan-Fermo's NPI active?
- Yes — Letty Tan-Fermo's NPI (1710097225) is active in the NPPES registry as of the last update on 2012-02-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.