Pacific Medical Group
NPI 1841465150 · Internal Medicine Physician · Pasadena, CA
Pacific Medical Group is a Internal Medicine Physician organization in Pasadena, CA (NPI 1841465150).
Provider details
- NPI number
- 1841465150
- Entity type
- Organization
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Nathan Lewis, Physician/Owner(626) 796-8181
- License
- G40994 (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
18 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
- 2008-04-28
- Last updated
- 2010-11-02
Frequently asked questions
- What is Pacific Medical Group's NPI number?
- Pacific Medical Group's National Provider Identifier (NPI) is 1841465150, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Pacific Medical Group?
- Pacific Medical Group is classified in the NPPES registry as Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Pacific Medical Group located?
- Pacific Medical Group's practice location on file with NPPES is 48 N El Molino Ave, Pasadena, CA 91101-1861.
- What is Pacific Medical Group's phone number?
- The practice phone number listed in the NPPES registry for Pacific Medical Group is (626) 796-8181.
- Who is the authorized official for Pacific Medical Group?
- The authorized official listed on Pacific Medical Group's NPPES record is Nathan Lewis, Physician/Owner. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Pacific Medical Group's NPI active?
- Yes — Pacific Medical Group's NPI (1841465150) is active in the NPPES registry as of the last update on 2010-11-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.