Nl Lewis MD a Professional Corporation
NPI 1790087096 · Internal Medicine Physician · Pasadena, CA
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Nl Lewis MD a Professional Corporation is a Internal Medicine Physician organization in Pasadena, CA (NPI 1790087096).
Provider details
- NPI number
- 1790087096
- Entity type
- Organization
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Nathan Lewis, Ceo/President(626) 796-8181
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
15 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
2 documented practice locations
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
Other names (DBA / former)
- Doing business as
- Pacific Medical Group, Inc
- Doing business as
- Pacific Medical Group, Inc
Additional practice locations (1)
- 700 E Walnut StSuite 2Pasadena, CA 91101-1685Phone: (626) 796-8181Fax: (626) 796-1874
Registry dates
- Enumerated
- 2010-11-19
- Last updated
- 2018-10-23
Frequently asked questions
- What is Nl Lewis MD a Professional Corporation's NPI number?
- Nl Lewis MD a Professional Corporation's National Provider Identifier (NPI) is 1790087096, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Nl Lewis MD a Professional Corporation?
- Nl Lewis MD a Professional Corporation is classified in the NPPES registry as Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Nl Lewis MD a Professional Corporation located?
- Nl Lewis MD a Professional Corporation's practice location on file with NPPES is 675 S Arroyo Pkwy Ste 310, Pasadena, CA 91105.
- What is Nl Lewis MD a Professional Corporation's phone number?
- The practice phone number listed in the NPPES registry for Nl Lewis MD a Professional Corporation is (626) 796-8181.
- Does Nl Lewis MD a Professional Corporation accept Medicare?
- Nl Lewis MD a Professional Corporation is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Who is the authorized official for Nl Lewis MD a Professional Corporation?
- The authorized official listed on Nl Lewis MD a Professional Corporation's NPPES record is Nathan Lewis, Ceo/President. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Nl Lewis MD a Professional Corporation's NPI active?
- Yes — Nl Lewis MD a Professional Corporation's NPI (1790087096) is active in the NPPES registry as of the last update on 2018-10-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.