Mark Howard Drazner, MD
Advanced Heart Failure and Transplant Cardiology Physician · Dallas, TX
Mark Howard Drazner, MD is an advanced heart failure and transplant cardiology physician with a practice address in Dallas, Texas, and NPI 1285699009, issued on Apr 18, 2006. Check the license (Texas H8012, as entered in NPPES) on the Texas Medical Board; the Medicare figures below come from public CMS files.
- Name
- Mark Howard Drazner
- Credential
- MD
- Primary taxonomy
- Advanced Heart Failure and Transplant Cardiology Physician 207RA0001X
- License number
- H8012 TX
Self-reported in NPPES; status is on the state search - Practice location
- 5323 Harry Hines Blvd, Dallas, TX 75390
- Phone
- (214) 645-8000
- Enumerated
- Apr 18, 2006
- Record last updated
- Jan 22, 2026
- Fax
- (214) 645-7532
- Medicaid ID
- 101819402 TX
- Medicare enrollment
- Enrolled (PECOS I20100111000440); accepts Medicare assignment
- Medical or professional school
- Washington University School Of Medicine, 1989
- Entity
- Type 1 · individual
8 nearest advanced heart failure and transplant cardiology physician records → All 83 in Texas → Look up another NPI →
Also registered at 5323 Harry Hines Blvd
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Mark Howard Drazner in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTexas Medical Board
Search for license H8012Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
85% fewer Medicare Part D claims than the average advanced heart failure and transplant cardiology physician in 2024
296 Medicare Part D claims for 93 beneficiaries, against an average of 1,965 among the 1,124 providers of this specialty who prescribed in Part D. Brand-name drugs were 29% of claims.
Most prescribed
- Entresto35 claims
- Carvedilol30 claims
- Metoprolol Succinate24 claims
- Warfarin Sodium18 claims
- Furosemide16 claims
- Eliquis14 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.
The practice group's MIPS final score for 2023 (Medicare payment program): 74.6 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- University OF Texas Southwestern Medical Center AT DallasTyler, TX
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Mark Howard Drazner among 83 advanced heart failure and transplant cardiology physician records in Texas
Mark Howard Drazner, MD is one of 83 advanced heart failure and transplant cardiology physician records with a practice address in Texas. 99% 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 2% of them.
- NPI issued2006 · 2% of these records are older, 83% newer
- In a Medicare fileYes · 99% of these records are
- In the CMS Doctors and Clinicians fileYes · 93% of these records are
- Graduated1989 · median 2008 among the 77 with a school on file
- Record last updated2026 · 23% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RA0001X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Advanced Heart Failure and Transplant Cardiology Physician providers in Texas
There are 83 advanced heart failure and transplant cardiology physician records in Texas.
All 83 in Texas → Every provider in Dallas → Advanced Heart Failure and Transplant Cardiology Physician nationwide →
The 8 advanced heart failure and transplant cardiology physician records with the nearest ZIP codes
- Faris Araj, M.D.Dallas, TX 753901205045184
- Maryjane Farr, MDDallas, TX 753901700976974
- Elizabeth Hardin, M.D.Dallas, TX 753901174849566
- Ajay Kadakkal, MDDallas, TX 753901669614913
- Katherine Michelis, M.D.Dallas, TX 753901316212590
- Natalie Tapaskar, M.D.Dallas, TX 753901477902302
- Jennifer Thibodeau, M.D.Dallas, TX 753901710012448
- Christopher Wrobel, M.D.Dallas, TX 753901417343872
Common questions
What is Mark Howard Drazner, MD's NPI number?
Mark Howard Drazner, MD's National Provider Identifier (NPI) is 1285699009, issued on Apr 18, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Mark Howard Drazner, MD located?
The NPPES record lists a practice address at 5323 Harry Hines Blvd, Dallas, TX, 75390. Phone: (214) 645-8000. Providers update this record themselves, so call before visiting.
How can I verify Mark Howard Drazner, MD's license?
NPPES lists Texas license number H8012, 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 Mark Howard Drazner, MD prescribe under Medicare Part D?
In 2024, Mark Howard Drazner, MD had 296 Medicare Part D claims for 93 beneficiaries; the average among advanced heart failure and transplant cardiology physician prescribers was 1,965. Part D covers Medicare prescriptions only.
What is Mark Howard Drazner, MD's MIPS final score?
The 2023 MIPS final score is 74.6 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
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.