Erin Frances Gordon Johnson
Internal Medicine Physician · Sherman Oaks, CA
Erin Frances Gordon Johnson is an internal medicine physician with a practice address in Sherman Oaks, California, and NPI 1164837571, issued on Jun 24, 2014. Check the license (California A144679, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Erin Frances Gordon Johnson
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- A144679 CA
Self-reported in NPPES; status is on the state search - Practice location
- 4955 Van Nuys Blvd, Sherman Oaks, CA 91403
- Phone
- (818) 325-0200
- Enumerated
- Jun 24, 2014
- Record last updated
- Jan 18, 2021 (not updated in 5 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20170522002449); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 17,696 in California → Look up another NPI →
Also registered at 4955 Van Nuys Blvd
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Erin Frances Gordon Johnson in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A144679Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
98% fewer Medicare Part D claims than the average internal medicine physician in 2024
72 Medicare Part D claims for 24 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 15% of claims.
Most prescribed
- Losartan Potassium15 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
- Onclick Healthcare IncorporatedCalabasas, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Erin Frances Gordon Johnson among 17,696 internal medicine physician records in California
Erin Frances Gordon Johnson is one of 17,696 internal medicine physician records with a practice address in California. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2014, is newer than 74% of them.
- NPI issued2014 · 74% of these records are older, 24% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 63% of these records are
- Graduated2016 · median 2004 among the 11,065 with a school on file
- Record last updated2021 · 61% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
25 internal medicine physician records list a practice address in Sherman Oaks
They are 25 of the 2,691 NPPES records with a practice address in Sherman Oaks, and 17,696 internal medicine physician records in California.
All 17,696 in California → Every provider in Sherman Oaks → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Amir Bahadori, M.D.Sherman Oaks, CA 914031518992585
- Dale Brent, MDSherman Oaks, CA 914031992886618
- Edmond Derderian, M.D.Sherman Oaks, CA 914031114258944
- Mark Farber, MD, PHDSherman Oaks, CA 914031033552187
- Jeffrey Hay, M.D.Sherman Oaks, CA 914031336264993
- Michael Kirsch, MDSherman Oaks, CA 914031376602300
- Marina Levin, M.D.Sherman Oaks, CA 914031700128451
- Oleg Liakhovetski, M.D.Sherman Oaks, CA 914031154584316
Common questions
What is Erin Frances Gordon Johnson's NPI number?
Erin Frances Gordon Johnson's National Provider Identifier (NPI) is 1164837571, issued on Jun 24, 2014. An NPI identifies a provider in billing; it is not a license.
Where is Erin Frances Gordon Johnson located?
The NPPES record lists a practice address at 4955 Van Nuys Blvd, Sherman Oaks, CA, 91403. Phone: (818) 325-0200. Providers update this record themselves, so call before visiting.
How can I verify Erin Frances Gordon Johnson's license?
NPPES lists California license number A144679, 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 Erin Frances Gordon Johnson prescribe under Medicare Part D?
In 2024, Erin Frances Gordon Johnson had 72 Medicare Part D claims for 24 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.