Zachary King Freeland, MD
Internal Medicine Physician · Dallas, TX
Zachary King Freeland, MD is an internal medicine physician with a practice address in Dallas, Texas, and NPI 1710373246, issued on Apr 10, 2015. Check the license (Texas R4222, as entered in NPPES) on the Texas Medical Board; the Medicare figures below come from public CMS files.
- Name
- Zachary King Freeland
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License numbers
- R4222 TX
D84853 MD
Self-reported in NPPES; status is on the state search - Practice location
- 3600 Gaston Ave Ste 550, Dallas, TX 75246
- Phone
- (214) 821-1177
- Enumerated
- Apr 10, 2015
- Record last updated
- May 10, 2023
- Fax
- (214) 821-1193
- Medicaid ID
- 374418701 TX
- Medicare enrollment
- Enrolled (PECOS I20200622000976); accepts Medicare assignment
- Medical or professional school
- University Of Texas Southwestern Medical School At Dallas, 2015
- Entity
- Type 1 · individual
Also registered at 3600 Gaston Ave Ste 550
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Zachary King Freeland in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTexas Medical Board
Search for license R4222Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
96% fewer Medicare Part D claims than the average internal medicine physician in 2024
141 Medicare Part D claims for 53 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. 12 claims were for opioids.
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: $249.54
11 payments; by number, the most common kind was food and beverage; the largest payer was Salix Pharmaceuticals, a division of Bausch Health US, LLC. 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
- Healthtexas Provider NetworkDallas, TX
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (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 956 in Dallas → All 9,175 in Texas → Every provider in Dallas →
Other internal medicine physician records in Texas
- Muhammad A. Sattar, MDDallas, TX1760465553
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- Anunaya AashishDenton, TX1134246374
- Queenie Ann Abad, M.D.San Antonio, TX1174979785
- Fuad Abaleka, M.DLubbock, TX1861925596
- Carol Abalihi, M.D.El Paso, TX1326136243
- Oliverio Abarca Guzman, MDHarlingen, TX1346972940
- Obinna Abaribe, M.DMansfield, TX1457704355
- Enyinnaya Abarikwu, MDTyler, TX1174788178
- Sulaiman Abawi, D.O.Frisco, TX1780845255
Common questions
What is Zachary King Freeland, MD's NPI number?
Zachary King Freeland, MD's National Provider Identifier (NPI) is 1710373246, issued on Apr 10, 2015. An NPI identifies a provider in billing; it is not a license.
Where is Zachary King Freeland, MD located?
The NPPES record lists a practice address at 3600 Gaston Ave Ste 550, Dallas, TX, 75246. Phone: (214) 821-1177. Providers update this record themselves, so call before visiting.
How can I verify Zachary King Freeland, MD's license?
NPPES lists Texas license number R4222, 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 Zachary King Freeland, MD prescribe under Medicare Part D?
In 2024, Zachary King Freeland, MD had 141 Medicare Part D claims for 53 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.