NPPES file of Aug 9, 2026

Simi Kim Singh-Mitchell, M.D.

Gastroenterology Physician · Beverly Hills, CA

Simi Kim Singh-Mitchell, M.D. is a gastroenterology physician with a practice address in Beverly Hills, California, and NPI 1215227459, issued on Apr 8, 2011. Check the license (California A147662, 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
1215227459
Name
Simi Kim Singh-Mitchell
Credential
M.D.
Primary taxonomy
Gastroenterology Physician 207RG0100X
License number
A147662 CA
Self-reported in NPPES; status is on the state search
Practice location
8536 Wilshire Blvd Ste 202, Beverly Hills, CA 90211
Phone
(310) 248-8200
Enumerated
Apr 8, 2011
Record last updated
Jan 15, 2026
Medicare enrollment
Enrolled (PECOS I20170829001938); accepts Medicare assignment
Medical or professional school
University College Of Medicine, 2011
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 8536 Wilshire Blvd Ste 202

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

  1. Karina Escobedo, PAPhysician Assistant1922763937
  2. Talayeh Manafzadeh TabrizRegistered Dietitian1235841057
  3. Deena Midani, M.D.Gastroenterology Physician1902199565
  4. Kylie Sakaida, RD, LDNRegistered Dietitian1588222467
  5. Gobind Sharma, M.D.Gastroenterology Physician1780998245
  6. Tova SoferGastroenterology Physician1205169083

Verify Simi Kim Singh-Mitchell in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A147662
    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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39% fewer Medicare Part D claims than the average gastroenterology physician in 2024

491 Medicare Part D claims for 143 beneficiaries, against an average of 811 among the 16,445 providers of this specialty who prescribed in Part D. Brand-name drugs were 22% of claims.

  1. Simi Singh-Mitchell491
  2. Specialty average811

Most prescribed

  1. Omeprazole99 claims
  2. Pantoprazole Sodium64 claims
  3. Famotidine57 claims
  4. Linzess49 claims
  5. Sod Sulf-Potass Sulf-Mag Sulf16 claims
  6. Gavilyte-G15 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): 85.7 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 score85.7
  2. Costout of 100 · 30%61.5
  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).

Industry payments in 2024: $331.04

21 payments; by number, the most common kind was food and beverage; the largest payer was Abbvie Inc. The 13,350 providers of this specialty with any payment received $5,015.95 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Simi Singh-Mitchell$331.04
  2. Specialty average$5,015.95

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. Cedars-Sinai Medical Care FoundationBeverly Hills, CA

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

Simi Kim Singh-Mitchell among 2,140 gastroenterology physician records in California

Simi Kim Singh-Mitchell, M.D. is one of 2,140 gastroenterology physician records with a practice address in California. 83% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2011, is newer than 74% of them.

  • NPI issued2011 · 74% of these records are older, 23% newer
  • In a Medicare fileYes · 83% of these records are
  • In the CMS Doctors and Clinicians fileYes · 72% of these records are
  • Graduated2011 · median 2002 among the 1,538 with a school on file
  • Record last updated2026 · 60% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RG0100X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Gastroenterology Physician providers in California

There are 2,140 gastroenterology physician records in California.

The 8 gastroenterology physician records with the nearest ZIP codes

  1. Marc Edelstein, M.D.Beverly Hills, CA 902111669488821
  2. Jonathan Ellis, MDBeverly Hills, CA 902111306876263
  3. Katherine Hahn, MDBeverly Hills, CA 902111457697211
  4. Shahab Mehdizadeh, M.D.Beverly Hills, CA 902111790715241
  5. Deena Midani, M.D.Beverly Hills, CA 902111902199565
  6. Robert Mocharla, M.D.Beverly Hills, CA 902111982996633
  7. Dale Prokupek, MDBeverly Hills, CA 902111780725408
  8. Soraya Ross, MDBeverly Hills, CA 902111649209628

Common questions

What is Simi Kim Singh-Mitchell, M.D.'s NPI number?

Simi Kim Singh-Mitchell, M.D.'s National Provider Identifier (NPI) is 1215227459, issued on Apr 8, 2011. An NPI identifies a provider in billing; it is not a license.

Where is Simi Kim Singh-Mitchell, M.D. located?

The NPPES record lists a practice address at 8536 Wilshire Blvd Ste 202, Beverly Hills, CA, 90211. Phone: (310) 248-8200. Providers update this record themselves, so call before visiting.

How can I verify Simi Kim Singh-Mitchell, M.D.'s license?

NPPES lists California license number A147662, 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 Simi Kim Singh-Mitchell, M.D. prescribe under Medicare Part D?

In 2024, Simi Kim Singh-Mitchell, M.D. had 491 Medicare Part D claims for 143 beneficiaries; the average among gastroenterology physician prescribers was 811. Part D covers Medicare prescriptions only.

What is Simi Kim Singh-Mitchell, M.D.'s MIPS final score?

The 2023 MIPS final score is 85.7 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.