Dawn Comstock, PA
NPI 1104993948 · Physician Assistant · Fontana, CA
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Dawn Comstock, PA is a Physician Assistant provider in Fontana, CA (NPI 1104993948).
Provider details
- NPI number
- 1104993948
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA
- Sex
- Female
- Sole proprietor
- No
- License
- PA16945 (CA)
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
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.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 9 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Meloxicam | 80 | 55 |
| Naloxone Hcl | 75 | 75 |
| Ondansetronbrand: Ondansetron Odt | 74 | 73 |
| Omeprazole | 73 | 64 |
| Oxycodone Hcl | 73 | 69 |
| Gabapentin | 64 | 61 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 38 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-11-29
- Last updated
- 2021-11-30
Frequently asked questions
- What is Dawn Comstock's NPI number?
- Dawn Comstock's National Provider Identifier (NPI) is 1104993948, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Dawn Comstock's specialty?
- Dawn Comstock is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Dawn Comstock located?
- Dawn Comstock's practice location on file with NPPES is 9961 Sierra Ave, Fontana, CA 92335-6720.
- What is Dawn Comstock's phone number?
- The practice phone number listed in the NPPES registry for Dawn Comstock is (909) 427-3910.
- Does Dawn Comstock accept Medicare?
- Dawn Comstock is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Dawn Comstock's NPI active?
- Yes — Dawn Comstock's NPI (1104993948) is active in the NPPES registry as of the last update on 2021-11-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.