Dianna P. Ferguson, M.D.
Internal Medicine Physician · Burbank, CA
Dianna P. Ferguson, M.D. is an internal medicine physician with a practice address in Burbank, California, and NPI 1194826594, issued on Sep 26, 2006. Check the license (California G77697, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Dianna P. Ferguson
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- G77697 CA
Self-reported in NPPES; status is on the state search - Practice location
- 4323 W Riverside Dr, Burbank, CA 91505
- Phone
- (818) 556-2700
- Enumerated
- Sep 26, 2006
- Record last updated
- Nov 30, 2021 (not updated in 5 years: call before relying on the address or phone)
- Fax
- (818) 563-9459
- Medicare enrollment
- Enrolled (PECOS I20101213000880); accepts Medicare assignment
- Medical or professional school
- University Of California, San Diego School Of Medicine, 1992
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 17,696 in California → Look up another NPI →
Also registered at 4323 W Riverside Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Steven Ando, M.D.Internal Medicine Physician1205937703
- Feliks Avanesyan, MDFamily Medicine Physician1699295758
- Jasmin Awadeh, DOFamily Medicine Physician1346777646
- Charles Beaman, M.D/PH.D.Neurology Physician1669905956
- Sarah Beaty, D.O.Family Medicine Physician1609235423
- Sagir Bera, D.O., M.P.H., M.S.Family Medicine Physician1033406574
Verify Dianna P. Ferguson in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license G77697Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
80% more Medicare Part D claims than the average internal medicine physician in 2024
5,715 Medicare Part D claims for 927 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 7% of claims. 107 claims were for opioids.
Most prescribed
- Atorvastatin Calcium594 claims
- Levothyroxine Sodium330 claims
- Losartan Potassium330 claims
- Rosuvastatin Calcium298 claims
- Amlodipine Besylate217 claims
- Lisinopril207 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
- Southern California Permanente Medical GroupThousand Oaks, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Dianna P. Ferguson among 17,696 internal medicine physician records in California
Dianna P. Ferguson, M.D. 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 2006, is newer than 5% of them.
- NPI issued2006 · 5% of these records are older, 56% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 63% of these records are
- Graduated1992 · 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).
64 internal medicine physician records list a practice address in Burbank
They are 64 of the 3,375 NPPES records with a practice address in Burbank, and 17,696 internal medicine physician records in California.
All 17,696 in California → Every provider in Burbank → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Angela Adelman, M.D.Burbank, CA 915051548262017
- Maral Touna Arpi Donabedian, MDBurbank, CA 915051588622906
- Eric Feit, M.D.Burbank, CA 915051588654875
- Mark Gerard, MDBurbank, CA 915051023036670
- Michael Goldberg, M.D.Burbank, CA 915051669402764
- Richard Kroop, MDBurbank, CA 915051992735591
- Susanna Lansangan, M.D.Burbank, CA 915051780688036
- Sharad Patel, M.D.Burbank, CA 915051548236243
Common questions
What is Dianna P. Ferguson, M.D.'s NPI number?
Dianna P. Ferguson, M.D.'s National Provider Identifier (NPI) is 1194826594, issued on Sep 26, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Dianna P. Ferguson, M.D. located?
The NPPES record lists a practice address at 4323 W Riverside Dr, Burbank, CA, 91505. Phone: (818) 556-2700. Providers update this record themselves, so call before visiting.
How can I verify Dianna P. Ferguson, M.D.'s license?
NPPES lists California license number G77697, 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 Dianna P. Ferguson, M.D. prescribe under Medicare Part D?
In 2024, Dianna P. Ferguson, M.D. had 5,715 Medicare Part D claims for 927 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.