Mark Singleton, MD
NPI 1821016338 · Pediatric Anesthesiology Physician · San Jose, CA
Enrolled with Medicare as Practitioner - Anesthesiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mark Singleton, MD is a Pediatric Anesthesiology Physician provider in San Jose, CA (NPI 1821016338).
Provider details
- NPI number
- 1821016338
- Entity type
- Individual
- Primary specialty
- Pediatric Anesthesiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- G46766 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
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.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-07-17
- Last updated
- 2024-04-10
- Certified
- 2024-04-10
Frequently asked questions
- What is Mark Singleton's NPI number?
- Mark Singleton's National Provider Identifier (NPI) is 1821016338, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Singleton's specialty?
- Mark Singleton is listed in the NPPES registry with a primary specialty of Pediatric Anesthesiology Physician (Allopathic & Osteopathic Physicians).
- Where is Mark Singleton located?
- Mark Singleton's practice location on file with NPPES is 2425 Samaritan Dr, San Jose, CA 95124-3908.
- What is Mark Singleton's phone number?
- The practice phone number listed in the NPPES registry for Mark Singleton is (408) 558-2100.
- Does Mark Singleton accept Medicare?
- Mark Singleton is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mark Singleton's NPI active?
- Yes — Mark Singleton's NPI (1821016338) is active in the NPPES registry as of the last update on 2024-04-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.