NPPES file of Aug 9, 2026

Derek Eno Go, MD, MS

Radiation Oncology Physician · Los Angeles, CA

Derek Eno Go, MD, MS is a radiation oncology physician with a practice address in Los Angeles, California, and NPI 1639639503, issued on Mar 25, 2019. Check the license (California A182500, 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
1639639503
Name
Derek Eno Go
Credential
MD, MS
Primary taxonomy
Radiation Oncology Physician 2085R0001X
License number
A182500 CA
Self-reported in NPPES; status is on the state search
Practice location
9961 Sierra Avenue, Los Angeles, CA 90074
Phone
(833) 574-2273
Enumerated
Mar 25, 2019
Record last updated
Mar 20, 2025
Medicare enrollment
Enrolled (PECOS I20241028003113); accepts Medicare assignment
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 Derek Eno Go in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A182500
    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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23% fewer Medicare Part D claims than the average radiation oncology physician in 2024

103 Medicare Part D claims for 64 beneficiaries, against an average of 134 among the 4,851 providers of this specialty who prescribed in Part D. 11 claims were for opioids.

  1. Derek Go103
  2. Specialty average134

Most prescribed

  1. Tamsulosin Hcl32 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.

Bills Medicare through one group practice

  1. Southern California Permanente Medical GroupOntario, CA

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

Derek Eno Go among 735 radiation oncology physician records in California

Derek Eno Go, MD, MS is one of 735 radiation oncology 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 2019, is newer than 92% of them.

  • NPI issued2019 · 92% of these records are older, 5% newer
  • In a Medicare fileYes · 83% of these records are
  • In the CMS Doctors and Clinicians fileYes · 74% of these records are
  • Graduated2019 · median 2005 among the 545 with a school on file
  • Record last updated2025 · 55% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2085R0001X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Radiation Oncology Physician providers in California

There are 735 radiation oncology physician records in California.

The 8 radiation oncology physician records with the nearest ZIP codes

  1. Michael Miller, MDLos Angeles, CA 900741902965593
  2. Sai DurisetiLos Angeles, CA 900731205298924
  3. Diana Gage, M.D., PH.D.Los Angeles, CA 900731538398417
  4. William Lorentz, M.D.Los Angeles, CA 900731861657033
  5. Ahmad Sadeghi, M.D.Los Angeles, CA 900731346351798
  6. Leslie Ballas, MDLos Angeles, CA 900891235388901
  7. Eric Chang, M.D.Los Angeles, CA 900891306930342
  8. Adam Garsa, M.D.Los Angeles, CA 900891306008768

Common questions

What is Derek Eno Go, MD, MS's NPI number?

Derek Eno Go, MD, MS's National Provider Identifier (NPI) is 1639639503, issued on Mar 25, 2019. An NPI identifies a provider in billing; it is not a license.

Where is Derek Eno Go, MD, MS located?

The NPPES record lists a practice address at 9961 Sierra Avenue, Los Angeles, CA, 90074. Phone: (833) 574-2273. Providers update this record themselves, so call before visiting.

How can I verify Derek Eno Go, MD, MS's license?

NPPES lists California license number A182500, 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 Derek Eno Go, MD, MS prescribe under Medicare Part D?

In 2024, Derek Eno Go, MD, MS had 103 Medicare Part D claims for 64 beneficiaries; the average among radiation oncology physician prescribers was 134. 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.