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TAEJUN LEE MD
NPI 1265291520
Internal Medicine in San Diego, CA

Active since March 18, 2024PECOS Enrolled
4077 FIFTH AVE # MER-35, SAN DIEGO, CA 92103(858) 832-2478 Get Directions Write a Review

NPPES record last updated: July 6, 2026. Verified against the NPPES registry weekly; last sync: November 01, 2026.

About Taejun Lee Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

TAEJUN LEE MD (NPI 1265291520) is an individual internal medicine provider in San Diego, California, licensed in California (A209361) and active in the NPI registry since March 2024. He is enrolled in Medicare PECOS, maintains a secondary practice location in San Diego, and is a graduate of Loma Linda University School Of Medicine (2024).

NPPES Registry Identity

NPI1265291520
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameTAEJUN LEECredential: MD
Location Address4077 FIFTH AVE # MER-35San Diego, CA 92103-2105
Mailing Address4077 Fifth Ave # Mer-35San Diego, CA 92103-2105
Phone(858) 832-2478
Sole ProprietorNo
Medical School CMSLoma Linda University School Of MedicineGraduated 2024
Enumeration DateMarch 18, 2024
Last NPPES UpdateJuly 6, 2026
NPPES CertifiedJuly 6, 2026
✔ NPI 1265291520 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in CA · A209361
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
Also ListedStudent in an Organized Health Care Education/Training ProgramTaxonomy 390200000X
4077 FIFTH AVE # MER-35, San Diego, CA 92103
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Secondary Practice Location 1

Location 14094 4th AveSan Diego, CA 92103-2143 · Phone (619) 515-2545

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Taejun Lee Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID6204300817
PECOS Enrollment IDI20260706001834
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignment

Medicare enrollment records show Taejun Lee reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Family Health Centers Of San Diego, Inc.
0.1 mi
Federally Qualified Health Center (FQHC)
4065 3RD AVE
San Diego, CA 92103
  • Reassigned Medicare billing, California enrollment
  • 1,100 clinicians in this Medicare group
NPI 1669827598 (619) 515-2545

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 92103 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$140.22 typical visit price
range $62.10 – $184.71
Typical copayment $35.05 (range $15.52 – $46.17)
Most-billed visit code 99204
Established Patient
$108.42 typical visit price
range $20.62 – $151.42
Typical copayment $27.10 (range $5.15 – $37.85)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

DR. EMILY KOLYVAS MD, PHD
Student in an Organized Health Care Education/Training Program
4077 FIFTH AVE # MER-35
SAN DIEGO, CA 92103
San Diego County (619) 260-7220
BRIDGET OBRIEN
Student in an Organized Health Care Education/Training Program
4077 FIFTH AVE # MER-35
SAN DIEGO, CA 92103
San Diego County (619) 260-7220
ABIGAIL LOUISE MACKENZIE MD
Internal Medicine
4077 FIFTH AVE # MER-35
SAN DIEGO, CA 92103
San Diego County (000) 000-0000
RAYMOND FANG
Student in an Organized Health Care Education/Training Program
4077 FIFTH AVE # MER-35
SAN DIEGO, CA 92103
San Diego County (619) 260-7220
LUKE JOHANNES IRWIN MD
Internal Medicine
4077 FIFTH AVE # MER-35
SAN DIEGO, CA 92103
San Diego County (805) 405-9192
DR. DYLAN CHRISTOPHER TOOKEY MD
Student in an Organized Health Care Education/Training Program
4077 FIFTH AVE # MER-35
SAN DIEGO, CA 92103
San Diego County (310) 995-1419
MADELINE NGO
Student in an Organized Health Care Education/Training Program
4077 FIFTH AVE # MER-35
SAN DIEGO, CA 92103
San Diego County (619) 260-7220
MEGHAN MCADAMS
Student in an Organized Health Care Education/Training Program
4077 FIFTH AVE # MER-35
SAN DIEGO, CA 92103
San Diego County (619) 260-7220

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Taejun Lee's NPI number?

The NPI number for Taejun Lee is 1265291520. It was assigned to this individual provider in the NPPES registry on March 18, 2024.

Where is Taejun Lee located?

Taejun Lee practices at 4077 Fifth Ave # Mer-35, San Diego, CA 92103. The listed phone number is (858) 832-2478.

What is Taejun Lee's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Taejun Lee enrolled in Medicare?

Yes. Taejun Lee is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Taejun Lee's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Taejun Lee reassigns Medicare benefits to Family Health Centers Of San Diego, Inc. (San Diego, CA). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Taejun Lee's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Taejun Lee was last updated on July 6, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.