Brittany Doremus, D.O.
NPI 1477829661 · Internal Medicine Physician · Pasadena, CA
Enrolled with Medicare as Practitioner - Hospice/Palliative Care · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Brittany Doremus, D.O. is a Internal Medicine Physician provider in Pasadena, CA (NPI 1477829661).
Provider details
- NPI number
- 1477829661
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- D.O.
- Sex
- Female
- Sole proprietor
- No
- License
- 20A12983 (CA)
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
14 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 · 15 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 77 | 36 |
| Pregabalin | 76 | 17 |
| Methadone Hcl | 50 | 15 |
| Hydromorphone Hcl | 49 | 12 |
| Fentanyl | 43 | — |
| Mirtazapine | 42 | 17 |
| Lactulose | 33 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2012-04-01
- Last updated
- 2021-12-01
Frequently asked questions
- What is Brittany Doremus's NPI number?
- Brittany Doremus's National Provider Identifier (NPI) is 1477829661, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Brittany Doremus's specialty?
- Brittany Doremus is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Brittany Doremus located?
- Brittany Doremus's practice location on file with NPPES is 393 E Walnut St, Pasadena, CA 91188-0001.
- What is Brittany Doremus's phone number?
- The practice phone number listed in the NPPES registry for Brittany Doremus is (909) 427-5000.
- Does Brittany Doremus accept Medicare?
- Brittany Doremus is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Brittany Doremus's NPI active?
- Yes — Brittany Doremus's NPI (1477829661) is active in the NPPES registry as of the last update on 2021-12-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.