NPPES file of Aug 9, 2026

Christine Hema Darwin, MD

Endocrinology, Diabetes & Metabolism Physician · Los Angeles, CA

Christine Hema Darwin, MD is an endocrinology, diabetes & metabolism physician with a practice address in Los Angeles, California, and NPI 1639104482, issued on Jul 11, 2006. Check the license (California A41988, 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 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1639104482
Name
Christine Hema Darwin
Credential
MD
Primary taxonomy
Endocrinology, Diabetes & Metabolism Physician 207RE0101X
License number
A41988 CA
Self-reported in NPPES; status is on the state search
Practice location
200 Medical Plaza, Los Angeles, CA 90095
Phone
(310) 825-7921
Enumerated
Jul 11, 2006
Record last updated
Jun 10, 2010 (not updated in 16 years: call before relying on the address or phone)
Medicaid ID
00A419880 CA
Medicare enrollment
Enrolled (PECOS I20100127000822); may accept Medicare assignment
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 200 Medical Plaza

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

  1. Anita Agzarian, MDInternal Medicine Physician1144254590
  2. Sheila Ahmadi, MDEndocrinology, Diabetes & Metabolism Physician1194800094
  3. Marine Altunyan, PHARMDAmbulatory Care Pharmacist1578300083
  4. Gayane Ambartsumyan, MDObstetrics & Gynecology Physician1174556849
  5. Parviz Amid, M.D.Surgery Physician1073633459
  6. Adrienne Bawa, REGISTERED NURSECase Management Registered Nurse1497355366

Verify Christine Hema Darwin in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A41988
    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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59% fewer Medicare Part D claims than the average endocrinology, diabetes & metabolism physician in 2024

1,077 Medicare Part D claims for 159 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.

  1. Christine Darwin1,077
  2. Specialty average2,630

Most prescribed

  1. Levothyroxine Sodium95 claims
  2. Metformin Hcl Er94 claims
  3. Lantus Solostar84 claims
  4. Nano 2nd Gen Pen Needle82 claims
  5. Ozempic71 claims
  6. Metformin Hcl68 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.

The practice group's MIPS final score for 2023 (Medicare payment program): 86.1 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score82.9
  2. Costout of 100 · 30%66.7
  3. Promoting interoperabilityout of 100 · 25%100.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Christine Hema Darwin among 1,131 endocrinology, diabetes & metabolism physician records in California

Christine Hema Darwin, MD 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
  • Graduated1979 · median 2003 among the 779 with a school on file
  • Record last updated2010 · 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. Sheila Ahmadi, MDLos Angeles, CA 900951194800094
  2. Shalini Bhat, MDLos Angeles, CA 900951699821553
  3. Peter Butler, MDLos Angeles, CA 900951255366142
  4. Inder Chopra, MDLos Angeles, CA 900951124053921
  5. Susan Davis, MDLos Angeles, CA 900951780600841
  6. Anthony Heaney, M.D.Los Angeles, CA 900951720016850
  7. David Heber, MDLos Angeles, CA 900951972522589
  8. Stanley Korenman, MDLos Angeles, CA 900951780603183

Common questions

What is Christine Hema Darwin, MD's NPI number?

Christine Hema Darwin, MD's National Provider Identifier (NPI) is 1639104482, issued on Jul 11, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Christine Hema Darwin, MD located?

The NPPES record lists a practice address at 200 Medical Plaza, Los Angeles, CA, 90095. Phone: (310) 825-7921. Providers update this record themselves, so call before visiting.

How can I verify Christine Hema Darwin, MD's license?

NPPES lists California license number A41988, 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 Christine Hema Darwin, MD prescribe under Medicare Part D?

In 2024, Christine Hema Darwin, MD had 1,077 Medicare Part D claims for 159 beneficiaries; the average among endocrinology, diabetes & metabolism physician prescribers was 2,630. Part D covers Medicare prescriptions only.

What is Christine Hema Darwin, MD's MIPS final score?

The 2023 MIPS final score is 86.1 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.

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.