Theophilus Mason, FNP
NPI 1205580701 · Family Nurse Practitioner · Pomona, CA
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Theophilus Mason, FNP is a Family Nurse Practitioner provider in Pomona, CA (NPI 1205580701).
Provider details
- NPI number
- 1205580701
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- FNP
- Sex
- Female
- Sole proprietor
- Yes
- License
- 209023392 (IL)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
4 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
- 2022-02-04
- Last updated
- 2024-12-12
- Certified
- 2024-12-12
Frequently asked questions
- What is Theophilus Mason's NPI number?
- Theophilus Mason's National Provider Identifier (NPI) is 1205580701, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Theophilus Mason's specialty?
- Theophilus Mason is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Theophilus Mason located?
- Theophilus Mason's practice location on file with NPPES is 250 W Bonita Ave Ste 100, Pomona, CA 91767-1863.
- What is Theophilus Mason's phone number?
- The practice phone number listed in the NPPES registry for Theophilus Mason is (909) 392-2002.
- Does Theophilus Mason accept Medicare?
- Theophilus Mason is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Theophilus Mason's NPI active?
- Yes — Theophilus Mason's NPI (1205580701) is active in the NPPES registry as of the last update on 2024-12-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.