David Frank Wiggans, M.D.
Internal Medicine Physician · Dallas, TX
David Frank Wiggans, M.D. is an internal medicine physician with a practice address in Dallas, Texas, and NPI 1750368155, issued on Dec 27, 2005. Check the license (Texas F4686, as entered in NPPES) on the Texas Medical Board; the Medicare figures below come from public CMS files.
- Name
- David Frank Wiggans
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- F4686 TX
Self-reported in NPPES; status is on the state search - Practice location
- 8335 Walnut Hill LN, Dallas, TX 75231
- Phone
- (214) 368-6424
- Enumerated
- Dec 27, 2005
- Record last updated
- Jul 13, 2026
- Fax
- (214) 360-9012
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 9,175 in Texas → Look up another NPI →
Also registered at 8335 Walnut Hill LN
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify David Frank Wiggans in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTexas Medical Board
Search for license F4686Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
34% fewer Medicare Part D claims than the average internal medicine physician in 2024
2,098 Medicare Part D claims for 339 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. 19 claims were for opioids.
Most prescribed
- Atorvastatin Calcium220 claims
- Amlodipine Besylate183 claims
- Levothyroxine Sodium156 claims
- Lisinopril127 claims
- Rosuvastatin Calcium121 claims
- Losartan Potassium109 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: $99.42
5 payments; by number, the most common kind was food and beverage; the largest payer was Abbott Laboratories. 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.
David Frank Wiggans among 9,175 internal medicine physician records in Texas
David Frank Wiggans, 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 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 91% newer
- In a Medicare fileYes · 82% of these records are
- In the CMS Doctors and Clinicians fileNo · 66% of these records are
- Record last updated2026 · 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).
956 internal medicine physician records list a practice address in Dallas
They are 956 of the 36,304 NPPES records with a practice address in Dallas, and 9,175 internal medicine physician records in Texas.
All 9,175 in Texas → Every provider in Dallas → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Paul Cary, MDDallas, TX 752311548250269
- Melanie Christina, M.D.Dallas, TX 752311003805292
- Gary Goff, M.D.Dallas, TX 752311629050521
- Jacqueline Hubbard, M.D.Dallas, TX 752311972588333
- Mitchell Huebner, MDDallas, TX 752311215938071
- Shamim Khambati, M.D.Dallas, TX 752311073598413
- Chiao Lie, MDDallas, TX 752311487635900
- Susan McKinney, M.D.Dallas, TX 752311194700542
Common questions
What is David Frank Wiggans, M.D.'s NPI number?
David Frank Wiggans, M.D.'s National Provider Identifier (NPI) is 1750368155, issued on Dec 27, 2005. An NPI identifies a provider in billing; it is not a license.
Where is David Frank Wiggans, M.D. located?
The NPPES record lists a practice address at 8335 Walnut Hill LN, Dallas, TX, 75231. Phone: (214) 368-6424. Providers update this record themselves, so call before visiting.
How can I verify David Frank Wiggans, M.D.'s license?
NPPES lists Texas license number F4686, 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 David Frank Wiggans, M.D. prescribe under Medicare Part D?
In 2024, David Frank Wiggans, M.D. had 2,098 Medicare Part D claims for 339 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.