Wilder E. Diaz-Calderon, M.D.
Internal Medicine Physician · Fort Worth, TX
Wilder E. Diaz-Calderon, M.D. is an internal medicine physician with a practice address in Fort Worth, Texas, and NPI 1285697656, issued on Apr 7, 2006. Check the license (Texas M5130, as entered in NPPES) on the Texas Medical Board; the Medicare figures below come from public CMS files.
- Name
- Wilder E. Diaz-Calderon
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- M5130 TX
Self-reported in NPPES; status is on the state search - Practice location
- 5612 Edwards Ranch RD, Fort Worth, TX 76109
- Phone
- (817) 820-0090
- Enumerated
- Apr 7, 2006
- Record last updated
- Aug 15, 2023
- Fax
- (817) 377-6566
- Medicaid ID
- 187347302 TX
- Medicare enrollment
- Enrolled (PECOS I20070604000093); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 9,175 in Texas → Look up another NPI →
Also registered at 5612 Edwards Ranch RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Quinn Helm, PA-SPhysician Assistant1790617686
Verify Wilder E. Diaz-Calderon in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTexas Medical Board
Search for license M5130Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
2.2 times the Medicare Part D claims of the average internal medicine physician in 2024
6,977 Medicare Part D claims for 408 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 14% of claims. 64 claims were for opioids.
Most prescribed
- Atorvastatin Calcium494 claims
- Amlodipine Besylate285 claims
- Metformin Hcl221 claims
- Levothyroxine Sodium219 claims
- Rosuvastatin Calcium209 claims
- Pantoprazole Sodium208 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: $1,106.09
54 payments; by number, the most common kind was food and beverage; the largest payer was Boehringer Ingelheim Pharmaceuticals, Inc. The 50,334 providers of this specialty with any payment received $1,303.06 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.
Bills Medicare through one group practice
- Texas Health Care PLLCN Richland Hills, TX
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Wilder E. Diaz-Calderon among 9,175 internal medicine physician records in Texas
Wilder E. Diaz-Calderon, M.D. is one of 9,175 internal 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 9% of them.
- NPI issued2006 · 9% of these records are older, 59% newer
- In a Medicare fileYes · 82% of these records are
- In the CMS Doctors and Clinicians fileYes · 66% of these records are
- Graduated1998 · median 2004 among the 6,088 with a school on file
- Record last updated2023 · 49% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
388 internal medicine physician records list a practice address in Fort Worth
They are 388 of the 15,511 NPPES records with a practice address in Fort Worth, and 9,175 internal medicine physician records in Texas.
All 9,175 in Texas → Every provider in Fort Worth → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Ali Alavi, D.O.Fort Worth, TX 761091750404877
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- James Childers, MDFort Worth, TX 761091629078290
- David Corral, MDBenbrook, TX 761091003846882
- Samuel Davila, M.D.Fort Worth, TX 761091023227063
- Roger Eppstein, M.D.Fort Worth, TX 761091902843709
- Teresa Godbey, M.D.Fort Worth, TX 761091437192853
- Steven Johnson, M.D.Fort Worth, TX 761091801837935
Common questions
What is Wilder E. Diaz-Calderon, M.D.'s NPI number?
Wilder E. Diaz-Calderon, M.D.'s National Provider Identifier (NPI) is 1285697656, issued on Apr 7, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Wilder E. Diaz-Calderon, M.D. located?
The NPPES record lists a practice address at 5612 Edwards Ranch RD, Fort Worth, TX, 76109. Phone: (817) 820-0090. Providers update this record themselves, so call before visiting.
How can I verify Wilder E. Diaz-Calderon, M.D.'s license?
NPPES lists Texas license number M5130, 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 Wilder E. Diaz-Calderon, M.D. prescribe under Medicare Part D?
In 2024, Wilder E. Diaz-Calderon, M.D. had 6,977 Medicare Part D claims for 408 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.