Issa Geroge Karkar, DDS
Dentist · San Francisco, CA
Issa Geroge Karkar, DDS is a dentist with a practice address in San Francisco, California, and NPI 1922215938, issued on May 17, 2007. Check the license (California 036666, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Issa Geroge Karkar
- Credential
- DDS
- Primary taxonomy
- Dentist 122300000X
- License number
- 036666 CA
Self-reported in NPPES; status is on the state search - Practice location
- 490 Post Street, San Francisco, CA 94102
- Phone
- (415) 781-2290
- Enumerated
- May 17, 2007
- Record last updated
- Sep 12, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (415) 781-0992
- Entity
- Type 1 · individual
8 nearest dentist records → All 14,729 in California → Look up another NPI →
Also registered at 490 Post Street
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Scott Corvin, DDSGeneral Practice Dentistry1851423016
- Monica Dahlem, MDSpecialist1821175878
- James Fong, D.D.S.Dentist1407914336
- Robert Herwick, MDSpecialist1437236452
- Ronald Jew, DDSEndodontics1588755953
- Darren Machule, DMD PHDEndodontics1598856957
Verify Issa Geroge Karkar in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 036666Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
21% more Medicare Part D claims than the average dentist in 2024
104 Medicare Part D claims for 32 beneficiaries, against an average of 86 among the 51,021 providers of this specialty who prescribed in Part D.
Most prescribed
- Chlorhexidine Gluconate38 claims
- Amoxicillin17 claims
- Azithromycin14 claims
- Doxycycline Hyclate13 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.
Issa Geroge Karkar among 14,729 dentist records in California
Issa Geroge Karkar, DDS is one of 14,729 dentist records with a practice address in California. 56% 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 18% of them.
- NPI issued2007 · 18% of these records are older, 58% newer
- In a Medicare fileYes · 56% of these records are
- In the CMS Doctors and Clinicians fileNo · under 1% of these records are
- Record last updated2007 · 73% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 122300000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
495 dentist records list a practice address in San Francisco
They are 495 of the 38,143 NPPES records with a practice address in San Francisco, and 14,729 dentist records in California.
All 14,729 in California → Every provider in San Francisco → Dentist nationwide →
The 8 dentist records with the nearest ZIP codes
- Paul Auger, D.D.S.San Francisco, CA 941021396772000
- Martin Chee, D.D.S.San Francisco, CA 941021639202484
- James Fong, D.D.S.San Francisco, CA 941021407914336
- Patrick Gee, DDSSan Francisco, CA 941021508070327
- Gail Jang, D.D.S.San Francisco, CA 941021992838460
- Mark Kirkland, DDSSan Francisco, CA 941021619090776
- Susan Malibiran, DMDSan Francisco, CA 941021871669135
- Jacob Ming, D.D.S.San Francisco, CA 941021124231659
Common questions
What is Issa Geroge Karkar, DDS's NPI number?
Issa Geroge Karkar, DDS's National Provider Identifier (NPI) is 1922215938, issued on May 17, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Issa Geroge Karkar, DDS located?
The NPPES record lists a practice address at 490 Post Street, San Francisco, CA, 94102. Phone: (415) 781-2290. Providers update this record themselves, so call before visiting.
How can I verify Issa Geroge Karkar, DDS's license?
NPPES lists California license number 036666, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Issa Geroge Karkar, DDS prescribe under Medicare Part D?
In 2024, Issa Geroge Karkar, DDS had 104 Medicare Part D claims for 32 beneficiaries; the average among dentist prescribers was 86. 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.