IndividualActive
John Holloway, M.D.
NPI 1205870011 · Anesthesiology Physician · Arcadia, CA
John Holloway, M.D. is a Anesthesiology Physician provider in Arcadia, CA (NPI 1205870011).
Provider details
- NPI number
- 1205870011
- Entity type
- Individual
- Primary specialty
- Anesthesiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- A48230 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(91/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 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
614 W Duarte Rd
Arcadia, CA 91007-7601
Phone: (626) 445-4714
Street-level locationGet directions
Mailing address
Po Box 1430
Monrovia, CA 91017-1430
Registry dates
- Enumerated
- 2006-06-15
- Last updated
- 2007-07-08
Frequently asked questions
- What is John Holloway's NPI number?
- John Holloway's National Provider Identifier (NPI) is 1205870011, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Holloway's specialty?
- John Holloway is listed in the NPPES registry with a primary specialty of Anesthesiology Physician (Allopathic & Osteopathic Physicians).
- Where is John Holloway located?
- John Holloway's practice location on file with NPPES is 614 W Duarte Rd, Arcadia, CA 91007-7601.
- What is John Holloway's phone number?
- The practice phone number listed in the NPPES registry for John Holloway is (626) 445-4714.
- Is John Holloway's NPI active?
- Yes — John Holloway's NPI (1205870011) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.