Connie T. Widdowson, D O
Obstetrics & Gynecology Physician · Dublin, CA
Connie T. Widdowson, D O is an obstetrics & gynecology physician with a practice address in Dublin, California, and NPI 1053570267, issued on Jun 3, 2008. Check the license (California 20A10427, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Connie T. Widdowson
- Credential
- D O
- Primary taxonomy
- Obstetrics & Gynecology Physician 207V00000X
- License number
- 20A10427 CA
Self-reported in NPPES; status is on the state search - Practice location
- 4050 Dublin Blvd, Dublin, CA 94568
- Phone
- (925) 875-6100
- Enumerated
- Jun 3, 2008
- Record last updated
- Dec 14, 2021 (not updated in 5 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20101108000561); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest obstetrics & gynecology physician records → All 5,088 in California → Look up another NPI →
Also registered at 4050 Dublin Blvd
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Carla Antypas, DOFamily Medicine Physician1063096113
Verify Connie T. Widdowson in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license 20A10427Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
62% fewer Medicare Part D claims than the average obstetrics & gynecology physician in 2024
63 Medicare Part D claims for 39 beneficiaries, against an average of 165 among the 28,733 providers of this specialty who prescribed in Part D.
Most prescribed
- Estradiol31 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
- Permanente Medical Group IncFairfield, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Connie T. Widdowson among 5,088 obstetrics & gynecology physician records in California
Connie T. Widdowson, D O 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. Its NPI, issued in 2008, is newer than 62% of them.
- NPI issued2008 · 62% of these records are older, 34% newer
- In a Medicare fileYes · 74% of these records are
- In the CMS Doctors and Clinicians fileYes · 53% of these records are
- Graduated2006 · median 2004 among the 2,700 with a school on file
- Record last updated2021 · 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).
11 obstetrics & gynecology physician records list a practice address in Dublin
They are 11 of the 2,148 NPPES records with a practice address in Dublin, and 5,088 obstetrics & gynecology physician records in California.
All 5,088 in California → Every provider in Dublin → Obstetrics & Gynecology Physician nationwide →
The 8 obstetrics & gynecology physician records with the nearest ZIP codes
- Megan Beatty, M.D.Dublin, CA 945681518141142
- Karen Carlson, M.D.Dublin, CA 945681972522548
- Madhumita Govindaswamy, MDDublin, CA 945681174107064
- Nicole Jeffrey-Starr, MDDublin, CA 945681649235201
- Nam Nguyen, MDDublin, CA 945681033158704
- Michelle Oliveira, M.D.Dublin, CA 945681003835653
- Nancy Pham-Thomas, MDDublin, CA 945681205099074
- Pallavi Shikaripur Nadig, M.D.Dublin, CA 945681306073309
Common questions
What is Connie T. Widdowson, D O's NPI number?
Connie T. Widdowson, D O's National Provider Identifier (NPI) is 1053570267, issued on Jun 3, 2008. An NPI identifies a provider in billing; it is not a license.
Where is Connie T. Widdowson, D O located?
The NPPES record lists a practice address at 4050 Dublin Blvd, Dublin, CA, 94568. Phone: (925) 875-6100. Providers update this record themselves, so call before visiting.
How can I verify Connie T. Widdowson, D O's license?
NPPES lists California license number 20A10427, 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 Connie T. Widdowson, D O prescribe under Medicare Part D?
In 2024, Connie T. Widdowson, D O had 63 Medicare Part D claims for 39 beneficiaries; the average among obstetrics & gynecology physician prescribers was 165. 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.