Ronald Douglas Tanner, DO
Family Medicine Physician · Fort Worth, TX
Ronald Douglas Tanner, DO is a family medicine physician with a practice address in Fort Worth, Texas, and NPI 1568441616, issued on Jan 16, 2006. Check the license (Texas K8515, as entered in NPPES) on the Texas Medical Board; the Medicare figures below come from public CMS files.
- Name
- Ronald Douglas Tanner
- Credential
- DO
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- K8515 TX
Self-reported in NPPES; status is on the state search - Practice location
- 4421 Oak Park LN Ste 102, Fort Worth, TX 76109
- Phone
- (817) 732-2878
- Enumerated
- Jan 16, 2006
- Record last updated
- Jun 19, 2009 (not updated in 17 years: call before relying on the address or phone)
- Fax
- (817) 732-9315
- Medicaid IDs
- 040573013 TX
040573014 TX
040573016 TX
040573015 TX - Entity
- Type 1 · individual
8 nearest family medicine physician records → All 11,119 in Texas → Look up another NPI →
Verify Ronald Douglas Tanner in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTexas Medical Board
Search for license K8515Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
99% fewer Medicare Part D claims than the average family medicine physician in 2024
36 Medicare Part D claims for 23 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D.
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.
Ronald Douglas Tanner among 11,119 family medicine physician records in Texas
Ronald Douglas Tanner, DO is one of 11,119 family medicine physician records with a practice address in Texas. 82% 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 12% of them.
- NPI issued2006 · 12% of these records are older, 54% newer
- In a Medicare fileYes · 82% of these records are
- In the CMS Doctors and Clinicians fileNo · 64% of these records are
- Record last updated2009 · 51% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
452 family medicine physician records list a practice address in Fort Worth
They are 452 of the 15,511 NPPES records with a practice address in Fort Worth, and 11,119 family medicine physician records in Texas.
All 11,119 in Texas → Every provider in Fort Worth → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Mark Bernhard, MDFort Worth, TX 761091912924515
- Kelly Boulden, M.D.Fort Worth, TX 761091407820624
- Shae Chaffin, DOFort Worth, TX 761091023264744
- Joseph Cordova, M.D.Fort Worth, TX 761091932142445
- Leigh DixonFort Worth, TX 761091558342360
- Allen Hornell, MDFort Worth, TX 761091366470247
- Jamie Inman, DOFort Worth, TX 761091578745907
- Glenda Kremer, M.D.Fort Worth, TX 761091932239100
Common questions
What is Ronald Douglas Tanner, DO's NPI number?
Ronald Douglas Tanner, DO's National Provider Identifier (NPI) is 1568441616, issued on Jan 16, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Ronald Douglas Tanner, DO located?
The NPPES record lists a practice address at 4421 Oak Park LN Ste 102, Fort Worth, TX, 76109. Phone: (817) 732-2878. Providers update this record themselves, so call before visiting.
How can I verify Ronald Douglas Tanner, DO's license?
NPPES lists Texas license number K8515, as entered by the provider. Search the Texas Medical Board at https://profile.tmb.state.tx.us/Search.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Ronald Douglas Tanner, DO prescribe under Medicare Part D?
In 2024, Ronald Douglas Tanner, DO had 36 Medicare Part D claims for 23 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.