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Lewis Greenstein, M.D.
NPI 1164419651 · Anesthesiology Physician · Escondido, CA
Lewis Greenstein, M.D. is a Anesthesiology Physician provider in Escondido, CA (NPI 1164419651).
Provider details
- NPI number
- 1164419651
- Entity type
- Individual
- Primary specialty
- Anesthesiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- G23623 (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
Palomar Medical Center
Escondido, CA 92025-3048
Phone: (760) 739-3000
Street-level locationGet directions
Mailing address
16955 Via Del Campo
San Diego, CA 92127
Registry dates
- Enumerated
- 2005-09-30
- Last updated
- 2010-05-17
Frequently asked questions
- What is Lewis Greenstein's NPI number?
- Lewis Greenstein's National Provider Identifier (NPI) is 1164419651, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Lewis Greenstein's specialty?
- Lewis Greenstein is listed in the NPPES registry with a primary specialty of Anesthesiology Physician (Allopathic & Osteopathic Physicians).
- Where is Lewis Greenstein located?
- Lewis Greenstein's practice location on file with NPPES is 555 E Valley Pkwy, Escondido, CA 92025-3048.
- What is Lewis Greenstein's phone number?
- The practice phone number listed in the NPPES registry for Lewis Greenstein is (760) 739-3000.
- Is Lewis Greenstein's NPI active?
- Yes — Lewis Greenstein's NPI (1164419651) is active in the NPPES registry as of the last update on 2010-05-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.