Michael Wiederkehr, M.D.
Nephrology Physician · Dallas, TX
Michael Wiederkehr, M.D. is a nephrology physician with a practice address in Dallas, Texas, and NPI 1932153681, issued on May 19, 2006. Check the license (Texas J6278, as entered in NPPES) on the Texas Medical Board; the Medicare figures below come from public CMS files.
- Name
- Michael Wiederkehr
- Credential
- M.D.
- Primary taxonomy
- Nephrology Physician 207RN0300X
- License number
- J6278 TX
Self-reported in NPPES; status is on the state search - Practice location
- 411 N Washington Ave Ste 6000, Dallas, TX 75246
- Phone
- (214) 358-2300
- Enumerated
- May 19, 2006
- Record last updated
- Dec 11, 2023
- Fax
- (214) 579-6988
- Medicare enrollment
- Enrolled (PECOS I20100825001151); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest nephrology physician records → All 1,159 in Texas → Look up another NPI →
Also registered at 411 N Washington Ave Ste 6000
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Shahbaz Ahmed, MDNephrology Physician1811308687
- Akinwande Akinfolarin, M.DNephrology Physician1811136856
- Arun Chandrakantan, M.D.Nephrology Physician1346206760
- Cheree Cuellar, NPNurse Practitioner1538616867
- Samina Fazal, M.D.Nephrology Physician1992790620
- Nehemi George, NPFamily Medicine Physician1790654804
Verify Michael Wiederkehr in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTexas Medical Board
Search for license J6278Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
31% more Medicare Part D claims than the average nephrology physician in 2024
1,920 Medicare Part D claims for 262 beneficiaries, against an average of 1,465 among the 10,986 providers of this specialty who prescribed in Part D. Brand-name drugs were 13% of claims.
Most prescribed
- Torsemide161 claims
- Carvedilol106 claims
- Farxiga91 claims
- Losartan Potassium89 claims
- Spironolactone88 claims
- Nifedipine Er84 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: $13,133.08
58 payments; by number, the most common kind was food and beverage; the largest payer was Otsuka America Pharmaceutical, Inc. The 8,230 providers of this specialty with any payment received $3,091.37 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
- Dallas Nephrology AssociatesDallas, TX
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Michael Wiederkehr among 1,159 nephrology physician records in Texas
Michael Wiederkehr, M.D. is one of 1,159 nephrology physician records with a practice address in Texas. 89% 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 15% of them.
- NPI issued2006 · 15% of these records are older, 53% newer
- In a Medicare fileYes · 89% of these records are
- In the CMS Doctors and Clinicians fileYes · 82% of these records are
- Graduated1988 · median 2001 among the 954 with a school on file
- Record last updated2023 · 47% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RN0300X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Nephrology Physician providers in Texas
There are 1,159 nephrology physician records in Texas.
All 1,159 in Texas → Every provider in Dallas → Nephrology Physician nationwide →
The 8 nephrology physician records with the nearest ZIP codes
- Yousri Barri, M..D.Dallas, TX 752461679572556
- Arun Chandrakantan, M.D.Dallas, TX 752461346206760
- Michael Emmett, M.D.Dallas, TX 752461114985496
- Samina Fazal, M.D.Dallas, TX 752461992790620
- Steven Hays, M.D.Dallas, TX 752461073591566
- Christopher Hebert, MDDallas, TX 752461912966045
- Hassan Ibrahim, M.B., B.S.Dallas, TX 752461538193008
- Lauren McDonald, M.D.Dallas, TX 752461366413288
Common questions
What is Michael Wiederkehr, M.D.'s NPI number?
Michael Wiederkehr, M.D.'s National Provider Identifier (NPI) is 1932153681, issued on May 19, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Michael Wiederkehr, M.D. located?
The NPPES record lists a practice address at 411 N Washington Ave Ste 6000, Dallas, TX, 75246. Phone: (214) 358-2300. Providers update this record themselves, so call before visiting.
How can I verify Michael Wiederkehr, M.D.'s license?
NPPES lists Texas license number J6278, 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 Michael Wiederkehr, M.D. prescribe under Medicare Part D?
In 2024, Michael Wiederkehr, M.D. had 1,920 Medicare Part D claims for 262 beneficiaries; the average among nephrology physician prescribers was 1,465. 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.