NPPES file of Aug 9, 2026

Dorian Ramirez, M.D.

Emergency Medicine Physician · Torrance, CA

Dorian Ramirez, M.D. is an emergency medicine physician with a practice address in Torrance, California, and NPI 1609074020, issued on Jul 6, 2007. Check the license (California A96530, 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
1609074020
Name
Dorian Ramirez
Credential
M.D.
Primary taxonomy
Emergency Medicine Physician 207P00000X
License number
A96530 CA
Self-reported in NPPES; status is on the state search
Practice location
1000 W Carson St, Torrance, CA 90502
Phone
(310) 222-3500
Enumerated
Jul 6, 2007
Record last updated
Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20121113000644); accepts Medicare assignment
Medical or professional school
University Of Michigan Medical School, 2005
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 1000 W Carson St

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

  1. Arjan AbarStudent in an Organized Health Care Education/Training Program1982309290
  2. Brenda Abarca, MDPsychiatry Physician1407485527
  3. Maleeha AbbasStudent in an Organized Health Care Education/Training Program1275203499
  4. Saamirah Abdul-MuminCommunity Health Worker1144683947
  5. Maria Elena AbedesAmbulatory Care Registered Nurse1184360992
  6. Hoda Abou-Ziab, PSYDClinical Psychologist1649618125

Verify Dorian Ramirez in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A96530
    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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33% fewer Medicare Part D claims than the average emergency medicine physician in 2024

152 Medicare Part D claims for 98 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D. 30 claims were for opioids.

  1. Dorian Ramirez152
  2. Specialty average226

Most prescribed

  1. Cephalexin18 claims
  2. Hydrocodone-Acetaminophen16 claims
  3. Prednisone14 claims
  4. Ondansetron Odt12 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): 93.1 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 score94.1
  2. Costout of 100 · 30%78.7
  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).

Bills Medicare through one group practice

  1. Providence Health And Services - OregonPortland, OR

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

Dorian Ramirez among 7,751 emergency medicine physician records in California

Dorian Ramirez, M.D. is one of 7,751 emergency medicine physician records with a practice address in California. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 40% of them.

  • NPI issued2007 · 40% of these records are older, 50% newer
  • In a Medicare fileYes · 81% of these records are
  • In the CMS Doctors and Clinicians fileYes · 59% of these records are
  • Graduated2005 · median 2011 among the 4,560 with a school on file
  • Record last updated2007 · 59% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207P00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

197 emergency medicine physician records list a practice address in Torrance

They are 197 of the 8,901 NPPES records with a practice address in Torrance, and 7,751 emergency medicine physician records in California.

The 8 emergency medicine physician records with the nearest ZIP codes

  1. Diane Birnbaumer, M.D.Torrance, CA 905021821159310
  2. David Burbulys, M.D.Torrance, CA 905021568523983
  3. Wendy Coates, M.D.Torrance, CA 905021851433817
  4. Clinton Coil, M.D.Torrance, CA 905021164566469
  5. Madonna Fernandez-Franckelton, M.D.Torrance, CA 905021538212329
  6. Robert Hockberger, M.DTorrance, CA 905021942359195
  7. Timothy Jang, MDTorrance, CA 905021487609707
  8. Roger Lewis, M.D.Torrance, CA 905021306999164

Common questions

What is Dorian Ramirez, M.D.'s NPI number?

Dorian Ramirez, M.D.'s National Provider Identifier (NPI) is 1609074020, issued on Jul 6, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Dorian Ramirez, M.D. located?

The NPPES record lists a practice address at 1000 W Carson St, Torrance, CA, 90502. Phone: (310) 222-3500. Providers update this record themselves, so call before visiting.

How can I verify Dorian Ramirez, M.D.'s license?

NPPES lists California license number A96530, 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 Dorian Ramirez, M.D. prescribe under Medicare Part D?

In 2024, Dorian Ramirez, M.D. had 152 Medicare Part D claims for 98 beneficiaries; the average among emergency medicine physician prescribers was 226. Part D covers Medicare prescriptions only.

What is Dorian Ramirez, M.D.'s MIPS final score?

The 2023 MIPS final score is 93.1 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.