Daniel Mastriano, MD
NPI 1437645199 · Anesthesiology Physician · West Hollywood, CA
Enrolled with Medicare as Order and Referring Only - Anesthesiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Daniel Mastriano, MD is a Anesthesiology Physician provider in West Hollywood, CA (NPI 1437645199).
Provider details
- NPI number
- 1437645199
- Entity type
- Individual
- Primary specialty
- Anesthesiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- A166139 (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
7 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
- 2018-07-06
- Last updated
- 2022-05-27
- Certified
- 2022-05-27
Frequently asked questions
- What is Daniel Mastriano's NPI number?
- Daniel Mastriano's National Provider Identifier (NPI) is 1437645199, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Daniel Mastriano's specialty?
- Daniel Mastriano is listed in the NPPES registry with a primary specialty of Anesthesiology Physician (Allopathic & Osteopathic Physicians).
- Where is Daniel Mastriano located?
- Daniel Mastriano's practice location on file with NPPES is 8700 Beverly Blvd # 4209, West Hollywood, CA 90048-1804.
- What is Daniel Mastriano's phone number?
- The practice phone number listed in the NPPES registry for Daniel Mastriano is (310) 423-3277.
- Does Daniel Mastriano accept Medicare?
- Daniel Mastriano is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Daniel Mastriano's NPI active?
- Yes — Daniel Mastriano's NPI (1437645199) is active in the NPPES registry as of the last update on 2022-05-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.