Holly Casillas, PA-C
NPI 1679154223 · Physician Assistant · Dallas, TX
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Holly Casillas, PA-C is a Physician Assistant provider in Dallas, TX (NPI 1679154223).
Provider details
- NPI number
- 1679154223
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA-C
- Sex
- Female
- Sole proprietor
- No
- License
- PA12453 (TX)
Specialties & taxonomies
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
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
- 2021-04-15
- Last updated
- 2022-02-11
- Certified
- 2021-05-26
Frequently asked questions
- What is Holly Casillas's NPI number?
- Holly Casillas's National Provider Identifier (NPI) is 1679154223, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Holly Casillas's specialty?
- Holly Casillas is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Holly Casillas located?
- Holly Casillas's practice location on file with NPPES is 7777 Forest Ln Ste C840, Dallas, TX 75230-6868.
- What is Holly Casillas's phone number?
- The practice phone number listed in the NPPES registry for Holly Casillas is (972) 849-0610.
- Does Holly Casillas accept Medicare?
- Holly Casillas is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Holly Casillas's NPI active?
- Yes — Holly Casillas's NPI (1679154223) is active in the NPPES registry as of the last update on 2022-02-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.