Y J Lee MD Corp
NPI 1336581123 · Internal Medicine Physician · Los Angeles, CA
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Y J Lee MD Corp is a Internal Medicine Physician organization in Los Angeles, CA (NPI 1336581123).
Provider details
- NPI number
- 1336581123
- Entity type
- Organization
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Young Lee, M.D.(213) 383-9388
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
12 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
Additional practice locations (1)
- 266 S Harvard Blvd Ste 300Los Angeles, CA 90004-4373Phone: (213) 739-8610Fax: (213) 739-5771
Registry dates
- Enumerated
- 2013-07-23
- Last updated
- 2020-04-17
- Certified
- 2020-04-17
Frequently asked questions
- What is Y J Lee MD Corp's NPI number?
- Y J Lee MD Corp's National Provider Identifier (NPI) is 1336581123, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Y J Lee MD Corp?
- Y J Lee MD Corp is classified in the NPPES registry as Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Y J Lee MD Corp located?
- Y J Lee MD Corp's practice location on file with NPPES is 266 S Harvard Blvd Ste 100, Los Angeles, CA 90004-4374.
- What is Y J Lee MD Corp's phone number?
- The practice phone number listed in the NPPES registry for Y J Lee MD Corp is (213) 383-9388.
- Does Y J Lee MD Corp accept Medicare?
- Y J Lee MD Corp 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 Y J Lee MD Corp?
- The authorized official listed on Y J Lee MD Corp's NPPES record is Young Lee, M.D.. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Y J Lee MD Corp's NPI active?
- Yes — Y J Lee MD Corp's NPI (1336581123) is active in the NPPES registry as of the last update on 2020-04-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.