NPPES file of Aug 9, 2026

Sang Hyun Baik

Internal Medicine Physician · Los Angeles, CA

Sang Hyun Baik is an internal medicine physician with a practice address in Los Angeles, California, and NPI 1285732370, issued on Sep 20, 2006. Check the license (California G83759, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1285732370
Name
Sang Hyun Baik
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
G83759 CA
Self-reported in NPPES; status is on the state search
Practice location
266 S Harvard Blvd Ste 110, Los Angeles, CA 90004
Phone
(213) 388-1111
Enumerated
Sep 20, 2006
Record last updated
Mar 16, 2021 (not updated in 5 years: call before relying on the address or phone)
Fax
(213) 637-4755
Medicaid ID
2002526 CA
Medicare enrollment
Enrolled (PECOS I20070711000928); accepts Medicare assignment
Medical or professional school
University Of Washington School Of Medicine, 1989
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Verify Sang Hyun Baik in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license G83759
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the California license search

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13.9 times the Medicare Part D claims of the average internal medicine physician in 2024

44,269 Medicare Part D claims for 1,902 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 23% of claims. 209 claims were for opioids.

  1. Sang Baik44,269
  2. Specialty average3,176

Most prescribed

  1. Atorvastatin Calcium3,307 claims
  2. Vascepa2,098 claims
  3. Amlodipine Besylate2,087 claims
  4. Losartan Potassium1,861 claims
  5. Omeprazole1,223 claims
  6. Creon1,124 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: $2,600.88

116 payments; by number, the most common kind was food and beverage; the largest payer was AstraZeneca Pharmaceuticals LP. The 50,334 providers of this specialty with any payment received $1,303.06 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Sang Baik$2,600.88
  2. Specialty average$1,303.06

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through one group practice

  1. Sang H Baik MD IncLos Angeles, CA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Sang Hyun Baik among 17,696 internal medicine physician records in California

Sang Hyun Baik is one of 17,696 internal medicine physician records with a practice address in California. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 5% of them.

  • NPI issued2006 · 5% of these records are older, 56% newer
  • In a Medicare fileYes · 79% of these records are
  • In the CMS Doctors and Clinicians fileYes · 63% of these records are
  • Graduated1989 · median 2004 among the 11,065 with a school on file
  • Record last updated2021 · 61% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

1,423 internal medicine physician records list a practice address in Los Angeles

They are 1,423 of the 69,537 NPPES records with a practice address in Los Angeles, and 17,696 internal medicine physician records in California.

The 8 internal medicine physician records with the nearest ZIP codes

  1. Elham Fakhre, M.D.Los Angeles, CA 900041417066291
  2. Alejandro Gil, M.D.Los Angeles, CA 900041417951963
  3. Gemelia Holgado Aguilera, MDLos Angeles, CA 900041972616100
  4. Syed Hossain, M.D.Los Angeles, CA 900041154546497
  5. Carlos Martinez, MDLos Angeles, CA 900041548572795
  6. Michael Sampson, M.D.Los Angeles, CA 900041568466100
  7. Gershon HepnerLos Angeles, CA 900051164549655
  8. Hui Huang, MDLos Angeles, CA 900031053607887

Common questions

What is Sang Hyun Baik's NPI number?

Sang Hyun Baik's National Provider Identifier (NPI) is 1285732370, issued on Sep 20, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Sang Hyun Baik located?

The NPPES record lists a practice address at 266 S Harvard Blvd Ste 110, Los Angeles, CA, 90004. Phone: (213) 388-1111. Providers update this record themselves, so call before visiting.

How can I verify Sang Hyun Baik's license?

NPPES lists California license number G83759, 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 Sang Hyun Baik prescribe under Medicare Part D?

In 2024, Sang Hyun Baik had 44,269 Medicare Part D claims for 1,902 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.