Heriberto Jose Callejas, M.D.
Internal Medicine Physician · Dallas, TX
Heriberto Jose Callejas, M.D. is an internal medicine physician with a practice address in Dallas, Texas, and NPI 1821107194, issued on Aug 30, 2006. Check the license (Texas K1380, as entered in NPPES) on the Texas Medical Board; the Medicare figures below come from public CMS files.
- Name
- Heriberto Jose Callejas
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- K1380 TX
Self-reported in NPPES; status is on the state search - Practice location
- 129 W 9TH St, Dallas, TX 75208
- Phone
- (214) 941-0032
- Enumerated
- Aug 30, 2006
- Record last updated
- Jun 6, 2008 (not updated in 18 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 9,175 in Texas → Look up another NPI →
Also registered at 129 W 9TH St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Steven Fenyves, M.D.Family Medicine Physician1467561639
- Glynnis MeadePhysician Assistant1083260244
- David Nerenberg, M.D.Family Medicine Physician1508975707
Verify Heriberto Jose Callejas in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTexas Medical Board
Search for license K1380Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
84% fewer Medicare Part D claims than the average internal medicine physician in 2024
515 Medicare Part D claims for 220 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D.
Most prescribed
- Atorvastatin Calcium39 claims
- Rosuvastatin Calcium30 claims
- Losartan Potassium29 claims
- Amlodipine Besylate25 claims
- Lisinopril23 claims
- Metformin Hcl22 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.
Heriberto Jose Callejas among 9,175 internal medicine physician records in Texas
Heriberto Jose Callejas, 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 2006, is newer than 9% of them.
- NPI issued2006 · 9% of these records are older, 59% newer
- In a Medicare fileYes · 82% of these records are
- In the CMS Doctors and Clinicians fileNo · 66% of these records are
- Record last updated2008 · 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
- Cesar Albarracin, MDDallas, TX 752081457331456
- John Brand, M.D.Dallas, TX 752081023042488
- Pedro Cruz, MDDallas, TX 752081689604217
- Jerry Davis, M.D.Dallas, TX 752081972521318
- Rogers Fair, MDDallas, TX 752081063476463
- Stephen Hines, MDDallas, TX 752081699750372
- Kimberly Johnson, D.O.Dallas, TX 752081538109509
- Gail McLauchlan, M.D.Dallas, TX 752081730112780
Common questions
What is Heriberto Jose Callejas, M.D.'s NPI number?
Heriberto Jose Callejas, M.D.'s National Provider Identifier (NPI) is 1821107194, issued on Aug 30, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Heriberto Jose Callejas, M.D. located?
The NPPES record lists a practice address at 129 W 9TH St, Dallas, TX, 75208. Phone: (214) 941-0032. Providers update this record themselves, so call before visiting.
How can I verify Heriberto Jose Callejas, M.D.'s license?
NPPES lists Texas license number K1380, 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 Heriberto Jose Callejas, M.D. prescribe under Medicare Part D?
In 2024, Heriberto Jose Callejas, M.D. had 515 Medicare Part D claims for 220 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.