Duncan John Turner, MD
Obstetrics & Gynecology Physician · Santa Barbara, CA
Duncan John Turner, MD is an obstetrics & gynecology physician with a practice address in Santa Barbara, California, and NPI 1003836735, issued on Jul 19, 2006. Check the license (California A33134, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Duncan John Turner
- Credential
- MD
- Primary taxonomy
- Obstetrics & Gynecology Physician 207V00000X
- License number
- A33134 CA
Self-reported in NPPES; status is on the state search - Practice location
- 737 Garden St, Santa Barbara, CA 93101
- Phone
- (805) 962-1957
- Enumerated
- Jul 19, 2006
- Record last updated
- Apr 21, 2015 (not updated in 11 years: call before relying on the address or phone)
- Fax
- (805) 966-3428
- Entity
- Type 1 · individual
8 nearest obstetrics & gynecology physician records → All 5,088 in California → Look up another NPI →
Verify Duncan John Turner in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A33134Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
3.3 times the Medicare Part D claims of the average obstetrics & gynecology physician in 2024
551 Medicare Part D claims for 93 beneficiaries, against an average of 165 among the 28,733 providers of this specialty who prescribed in Part D.
Most prescribed
- Estradiol (Twice Weekly)102 claims
- Progesterone100 claims
- Estradiol81 claims
- Dotti36 claims
- Valacyclovir25 claims
- Lyllana21 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.
Industry payments in 2024: $171.71
9 payments; by number, the most common kind was food and beverage; the largest payer was Abbvie Inc. The 21,429 providers of this specialty with any payment received $1,030.61 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Duncan John Turner among 5,088 obstetrics & gynecology physician records in California
Duncan John Turner, 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. Its NPI, issued in 2006, is newer than 5% of them.
- NPI issued2006 · 5% of these records are older, 52% newer
- In a Medicare fileYes · 74% of these records are
- In the CMS Doctors and Clinicians fileNo · 53% of these records are
- Record last updated2015 · 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.
All 5,088 in California → Every provider in Santa Barbara → Obstetrics & Gynecology Physician nationwide →
The 8 obstetrics & gynecology physician records with the nearest ZIP codes
- Melissa Drake, M.D.Santa Barbara, CA 931051710277462
- K Dresel-Velasquez, MDSanta Barbara, CA 931051356509699
- Brittany Gray, DO/MPHSanta Barbara, CA 931051194112789
- Lisa Lepine, MDSanta Barbara, CA 931051750342234
- Barbara Mathews, M.D.Santa Barbara, CA 931051619040821
- Ralph Quijano, MDSanta Barbara, CA 931051063580900
- Susanne Ramos, M.D.Santa Barbara, CA 931051780789834
- Pedram Rashti, M.D.Santa Barbara, CA 931051528372034
Common questions
What is Duncan John Turner, MD's NPI number?
Duncan John Turner, MD's National Provider Identifier (NPI) is 1003836735, issued on Jul 19, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Duncan John Turner, MD located?
The NPPES record lists a practice address at 737 Garden St, Santa Barbara, CA, 93101. Phone: (805) 962-1957. Providers update this record themselves, so call before visiting.
How can I verify Duncan John Turner, MD's license?
NPPES lists California license number A33134, 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 Duncan John Turner, MD prescribe under Medicare Part D?
In 2024, Duncan John Turner, MD had 551 Medicare Part D claims for 93 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.