NPPES file of Aug 9, 2026

Rose Hwei-Da Lin, M.D.

Endocrinology, Diabetes & Metabolism Physician · Santa Monica, CA

Rose Hwei-Da Lin, M.D. is an endocrinology, diabetes & metabolism physician with a practice address in Santa Monica, California, and NPI 1417975392, issued on Jul 18, 2006. Check the license (California A90043, 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
1417975392
Name
Rose Hwei-Da Lin
Credential
M.D.
Primary taxonomy
Endocrinology, Diabetes & Metabolism Physician 207RE0101X
License number
A90043 CA
Self-reported in NPPES; status is on the state search
Practice location
1831 Wilshire Blvd Ste A, Santa Monica, CA 90403
Phone
(310) 829-8584
Enumerated
Jul 18, 2006
Record last updated
Apr 16, 2021 (not updated in 5 years: call before relying on the address or phone)
Fax
(424) 291-4205
Medicare enrollment
Enrolled (PECOS I20070131000614); accepts Medicare assignment
Medical or professional school
University Of Virginia School Of Medicine, 2003
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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Also registered at 1831 Wilshire Blvd Ste A

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Sarah Rettinger, MDEndocrinology, Diabetes & Metabolism Physician1366691842

Verify Rose Hwei-Da Lin in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A90043
    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

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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31% more Medicare Part D claims than the average endocrinology, diabetes & metabolism physician in 2024

3,455 Medicare Part D claims for 457 beneficiaries, against an average of 2,630 among the 8,223 providers of this specialty who prescribed in Part D. Brand-name drugs were 62% of claims.

  1. Rose Lin3,455
  2. Specialty average2,630

Most prescribed

  1. Ozempic433 claims
  2. Mounjaro325 claims
  3. Levothyroxine Sodium284 claims
  4. Farxiga185 claims
  5. Jardiance156 claims
  6. Metformin Hcl135 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: $2,212.01

74 payments; by number, the most common kind was food and beverage; the largest payer was Novo Nordisk Inc. 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.

  1. Rose Lin$2,212.01
  2. Specialty average$5,742.15

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. Providence Saint Johns Medical FoundationSanta Monica, CA

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

Rose Hwei-Da Lin among 1,131 endocrinology, diabetes & metabolism physician records in California

Rose Hwei-Da Lin, 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 2006, is newer than 5% of them.

  • NPI issued2006 · 5% of these records are older, 54% 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 updated2021 · 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.

The 8 endocrinology, diabetes & metabolism physician records with the nearest ZIP codes

  1. Sarah Rettinger, MDSanta Monica, CA 904031366691842
  2. Preethi Srikanthan, MDSanta Monica, CA 904031548480171
  3. Evan Abel, MDSanta Monica, CA 904041619067238
  4. Philip Barnett, M.D.Santa Monica, CA 904041154309045
  5. Julie Bernthal, MDSanta Monica, CA 904041619310604
  6. Linda Glaser, M.D., PH.D.Santa Monica, CA 904041518900976
  7. Shira Grock, MDSanta Monica, CA 904041871868968
  8. Richard Guttler, MD FACESanta Monica, CA 904041275653024

Common questions

What is Rose Hwei-Da Lin, M.D.'s NPI number?

Rose Hwei-Da Lin, M.D.'s National Provider Identifier (NPI) is 1417975392, issued on Jul 18, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Rose Hwei-Da Lin, M.D. located?

The NPPES record lists a practice address at 1831 Wilshire Blvd Ste A, Santa Monica, CA, 90403. Phone: (310) 829-8584. Providers update this record themselves, so call before visiting.

How can I verify Rose Hwei-Da Lin, M.D.'s license?

NPPES lists California license number A90043, 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 Rose Hwei-Da Lin, M.D. prescribe under Medicare Part D?

In 2024, Rose Hwei-Da Lin, M.D. had 3,455 Medicare Part D claims for 457 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.