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Mark Spiro, M.D.
NPI 1306821012 · Emergency Medicine Physician · Escondido, CA
Mark Spiro, M.D. is a Emergency Medicine Physician provider in Escondido, CA (NPI 1306821012).
Provider details
- NPI number
- 1306821012
- Entity type
- Individual
- Primary specialty
- Emergency Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- C41336 (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
555 E Valley Pkwy
Escondido, CA 92025-3048
Phone: (760) 739-3300
Fax: (760) 739-3686
Street-level locationGet directions
Mailing address
2100 Powell St
Emeryville, CA 94608-1826
Registry dates
- Enumerated
- 2005-12-14
- Last updated
- 2008-05-15
Frequently asked questions
- What is Mark Spiro's NPI number?
- Mark Spiro's National Provider Identifier (NPI) is 1306821012, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Spiro's specialty?
- Mark Spiro is listed in the NPPES registry with a primary specialty of Emergency Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Mark Spiro located?
- Mark Spiro's practice location on file with NPPES is 555 E Valley Pkwy, Escondido, CA 92025-3048.
- What is Mark Spiro's phone number?
- The practice phone number listed in the NPPES registry for Mark Spiro is (760) 739-3300.
- Is Mark Spiro's NPI active?
- Yes — Mark Spiro's NPI (1306821012) is active in the NPPES registry as of the last update on 2008-05-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.