Katherine Ardis Blenko, MD
Obstetrics & Gynecology Physician · San Jose, CA
Katherine Ardis Blenko, MD is an obstetrics & gynecology physician with a practice address in San Jose, California, and NPI 1063485167, issued on Feb 9, 2006. Check the license (California G73776, as entered in NPPES) on the Medical Board of California; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Katherine Ardis Blenko
- Credential
- MD
- Primary taxonomy
- Obstetrics & Gynecology Physician 207V00000X
- License number
- G73776 CA
Self-reported in NPPES; status is on the state search - Practice location
- 751 S Bascom Ave, San Jose, CA 95128
- Phone
- (408) 885-5550
- Enumerated
- Feb 9, 2006
- Record last updated
- Jul 9, 2007 (not updated in 19 years: call before relying on the address or phone)
- Medicaid ID
- 00G737760 CA
- Entity
- Type 1 · individual
8 nearest obstetrics & gynecology physician records → All 5,088 in California → Look up another NPI →
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Verify Katherine Ardis Blenko in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license G73776Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Katherine Ardis Blenko among 5,088 obstetrics & gynecology physician records in California
Katherine Ardis Blenko, MD is one of 5,088 obstetrics & gynecology physician records with a practice address in California. 74% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2006, is newer than 5% of them.
- NPI issued2006 · 5% of these records are older, 52% newer
- In a Medicare fileNo · 74% of these records are
- In the CMS Doctors and Clinicians fileNo · 53% of these records are
- Record last updated2007 · 64% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207V00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Obstetrics & Gynecology Physician providers in California
There are 5,088 obstetrics & gynecology physician records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 5,088 in California → Every provider in San Jose → Obstetrics & Gynecology Physician nationwide →
The 8 obstetrics & gynecology physician records with the nearest ZIP codes
- Ingrid Aalami, MDSan Jose, CA 951281952376550
- Iris Colon, MDSan Jose, CA 951281598734998
- Jenny Dai Biller, M.D.San Jose, CA 951281811970973
- Jennifer Domingo-Mihalko, MDSan Jose, CA 951281871556431
- Neena Duggal, MDSan Jose, CA 951281659333730
- Matthew Garabedian, M.D.San Jose, CA 951281508833120
- Carolyn Kerr, MDSan Jose, CA 951281871557884
- Dai Kim, M.D.San Jose, CA 951281578527453
Common questions
What is Katherine Ardis Blenko, MD's NPI number?
Katherine Ardis Blenko, MD's National Provider Identifier (NPI) is 1063485167, issued on Feb 9, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Katherine Ardis Blenko, MD located?
The NPPES record lists a practice address at 751 S Bascom Ave, San Jose, CA, 95128. Phone: (408) 885-5550. Providers update this record themselves, so call before visiting.
How can I verify Katherine Ardis Blenko, MD's license?
NPPES lists California license number G73776, 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.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. 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.