NPPES file of Aug 9, 2026

Carl Alexander Zehner, M.D

Cardiovascular Disease Physician · Houston, TX

Carl Alexander Zehner, M.D is a cardiovascular disease physician with a practice address in Houston, Texas, and NPI 1710411434, issued on Apr 19, 2017. Check the license (Texas U3062, as entered in NPPES) on the Texas Medical Board; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1710411434
Name
Carl Alexander Zehner
Credential
M.D
Primary taxonomy
Cardiovascular Disease Physician 207RC0000X
License number
U3062 TX
Self-reported in NPPES; status is on the state search
Practice location
1515 Holcombe Blvd, Houston, TX 77030
Phone
(713) 792-6161
Enumerated
Apr 19, 2017
Record last updated
Oct 2, 2023
Medicare enrollment
Enrolled (PECOS I20231016003505); accepts Medicare assignment
Medical or professional school
Emory University School Of Medicine, 2017
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 1515 Holcombe Blvd

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Ashley Aaroe, MDNeurology Physician1902295793
  2. Linda Abad, PA-CPhysician Assistant1063928240
  3. Cynthia Abarado, RN, GNPGerontology Nurse Practitioner1851471049
  4. Hussein Abbas, MD, PHDInternal Medicine Physician1609220532
  5. James Abbruzzese, M.D.Medical Oncology Physician1134233224
  6. Karim Abdeldaem, MDEmergency Medicine Physician1558056200

Verify Carl Alexander Zehner in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersTexas Medical Board
    Search for license U3062
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Texas license search

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96% fewer Medicare Part D claims than the average cardiovascular disease physician in 2024

135 Medicare Part D claims for 47 beneficiaries, against an average of 3,078 among the 20,728 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims.

  1. Carl Zehner135
  2. Specialty average3,078

Most prescribed

  1. Atorvastatin Calcium21 claims
  2. Metoprolol Succinate21 claims
  3. Lisinopril14 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.

Bills Medicare through one group practice

  1. Physicians Referral ServiceHouston, TX

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Carl Alexander Zehner among 1,603 cardiovascular disease physician records in Texas

Carl Alexander Zehner, M.D is one of 1,603 cardiovascular disease physician records with a practice address in Texas. 88% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2017, is newer than 91% of them.

  • NPI issued2017 · 91% of these records are older, 7% newer
  • In a Medicare fileYes · 88% of these records are
  • In the CMS Doctors and Clinicians fileYes · 76% of these records are
  • Graduated2017 · median 1998 among the 1,219 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 207RC0000X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Cardiovascular Disease Physician providers in Texas

There are 1,603 cardiovascular disease physician records in Texas.

The 8 cardiovascular disease physician records with the nearest ZIP codes

  1. Gregory Appleton, M.D.Houston, TX 770301114927928
  2. Jaime Benrey, MDHouston, TX 770301003810854
  3. Michael Bungo, M.D.Houston, TX 770301497756654
  4. Sayed Feghali, M.D.Houston, TX 770301326040486
  5. Jorge Garcia-Gregory, MDHouston, TX 770301760486450
  6. Ihab Hamzeh, MDHouston, TX 770301700886934
  7. Surendra Jain, MDHouston, TX 770301326036195
  8. Milton Klein, MDHouston, TX 770301689673568

Common questions

What is Carl Alexander Zehner, M.D's NPI number?

Carl Alexander Zehner, M.D's National Provider Identifier (NPI) is 1710411434, issued on Apr 19, 2017. An NPI identifies a provider in billing; it is not a license.

Where is Carl Alexander Zehner, M.D located?

The NPPES record lists a practice address at 1515 Holcombe Blvd, Houston, TX, 77030. Phone: (713) 792-6161. Providers update this record themselves, so call before visiting.

How can I verify Carl Alexander Zehner, M.D's license?

NPPES lists Texas license number U3062, 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 Carl Alexander Zehner, M.D prescribe under Medicare Part D?

In 2024, Carl Alexander Zehner, M.D had 135 Medicare Part D claims for 47 beneficiaries; the average among cardiovascular disease physician prescribers was 3,078. 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.