Thelma D'Mark, NP, RN
NPI 1891121646 · Women's Health Nurse Practitioner · Los Angeles, CA
Thelma D'Mark, NP, RN is a Women's Health Nurse Practitioner provider in Los Angeles, CA (NPI 1891121646).
Provider details
- NPI number
- 1891121646
- Entity type
- Individual
- Primary specialty
- Women's Health Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- NP, RN
- Sex
- Female
- Sole proprietor
- No
- License
- 23787 (CA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Nursing 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
- 2013-09-24
- Last updated
- 2013-09-30
Frequently asked questions
- What is Thelma D'Mark's NPI number?
- Thelma D'Mark's National Provider Identifier (NPI) is 1891121646, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Thelma D'Mark's specialty?
- Thelma D'Mark is listed in the NPPES registry with a primary specialty of Women's Health Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Thelma D'Mark located?
- Thelma D'Mark's practice location on file with NPPES is 400 W 30th St, Los Angeles, CA 90007-3320.
- What is Thelma D'Mark's phone number?
- The practice phone number listed in the NPPES registry for Thelma D'Mark is (213) 284-3200.
- Is Thelma D'Mark's NPI active?
- Yes — Thelma D'Mark's NPI (1891121646) is active in the NPPES registry as of the last update on 2013-09-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.