Hae Seung Lee, M.D.
Endocrinology, Diabetes & Metabolism Physician · Torrance, CA
Hae Seung Lee, M.D. is an endocrinology, diabetes & metabolism physician with a practice address in Torrance, California, and NPI 1477971331, issued on Mar 28, 2014. Check the license (California 171672, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Hae Seung Lee
- Credential
- M.D.
- Primary taxonomy
- Endocrinology, Diabetes & Metabolism Physician 207RE0101X
- License number
- 171672 CA
Self-reported in NPPES; status is on the state search - Practice location
- 4201 Torrance Blvd Ste 390, Torrance, CA 90503
- Phone
- (424) 210-5484
- Enumerated
- Mar 28, 2014
- Record last updated
- Sep 16, 2025
- Fax
- (424) 435-0033
- Medicare enrollment
- Enrolled (PECOS I20231026000613); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest endocrinology, diabetes & metabolism physician records → All 1,131 in California → Look up another NPI →
Also registered at 4201 Torrance Blvd Ste 390
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Prativa Rajbhandari, MDEndocrinology, Diabetes & Metabolism Physician1659628667
Verify Hae Seung Lee in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license 171672Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
98% fewer Medicare Part D claims than the average endocrinology, diabetes & metabolism physician in 2024
65 Medicare Part D claims for 21 beneficiaries, against an average of 2,630 among the 8,223 providers of this specialty who prescribed in Part D. Brand-name drugs were 46% of claims.
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Industry payments in 2024: $576.88
11 payments; by number, the most common kind was food and beverage; the largest payer was CeQur Corporation. The 5,661 providers of this specialty with any payment received $5,742.15 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Hae Seung Lee among 1,131 endocrinology, diabetes & metabolism physician records in California
Hae Seung Lee, M.D. is one of 1,131 endocrinology, diabetes & metabolism physician records with a practice address in California. 84% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2014, is newer than 80% of them.
- NPI issued2014 · 80% of these records are older, 16% newer
- In a Medicare fileYes · 84% of these records are
- In the CMS Doctors and Clinicians fileYes · 69% of these records are
- Graduated2003 · median 2003 among the 779 with a school on file
- Record last updated2025 · 57% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RE0101X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Endocrinology, Diabetes & Metabolism Physician providers in California
There are 1,131 endocrinology, diabetes & metabolism physician records in California.
All 1,131 in California → Every provider in Torrance → Endocrinology, Diabetes & Metabolism Physician nationwide →
The 8 endocrinology, diabetes & metabolism physician records with the nearest ZIP codes
- Cathy Doria-Medina, M.D.Torrance, CA 905031982661591
- Steffan Havas, M.D.Torrance, CA 905031841266707
- Alicia Lee, M.D.Torrance, CA 905031184150492
- Prativa Rajbhandari, MDTorrance, CA 905031659628667
- Tatiana Sams, MDTorrance, CA 905031174815427
- John Tsao, MDTorrance, CA 905031194736082
- Rajesh Garg, MDTorrance, CA 905021609863190
- Anahita Ghazi, M.D.Torrance, CA 905021588385322
Common questions
What is Hae Seung Lee, M.D.'s NPI number?
Hae Seung Lee, M.D.'s National Provider Identifier (NPI) is 1477971331, issued on Mar 28, 2014. An NPI identifies a provider in billing; it is not a license.
Where is Hae Seung Lee, M.D. located?
The NPPES record lists a practice address at 4201 Torrance Blvd Ste 390, Torrance, CA, 90503. Phone: (424) 210-5484. Providers update this record themselves, so call before visiting.
How can I verify Hae Seung Lee, M.D.'s license?
NPPES lists California license number 171672, as entered by the provider. Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Hae Seung Lee, M.D. prescribe under Medicare Part D?
In 2024, Hae Seung Lee, M.D. had 65 Medicare Part D claims for 21 beneficiaries; the average among endocrinology, diabetes & metabolism physician prescribers was 2,630. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.