Cesar E. Vivanco, MD
Hematology & Oncology Physician · El Paso, TX
Cesar E. Vivanco, MD is a hematology & oncology physician with a practice address in El Paso, Texas, and NPI 1992843163, issued on Feb 1, 2007. Check the license (Texas L7915, as entered in NPPES) on the Texas Medical Board; the Medicare figures below come from public CMS files.
- Name
- Cesar E. Vivanco
- Credential
- MD
- Primary taxonomy
- Hematology & Oncology Physician 207RH0003X
- License number
- L7915 TX
Self-reported in NPPES; status is on the state search - Practice location
- 10555 Vista Del Sol Dr., El Paso, TX 79925
- Phone
- (915) 590-6770
- Enumerated
- Feb 1, 2007
- Record last updated
- Mar 6, 2017 (not updated in 9 years: call before relying on the address or phone)
- Medicaid ID
- 166145601 TX
- Medicare enrollment
- Enrolled (PECOS I20040720000112); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest hematology & oncology physician records → All 922 in Texas → Look up another NPI →
Verify Cesar E. Vivanco in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTexas Medical Board
Search for license L7915Check 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 hematology & oncology physician in 2024
1,148 Medicare Part D claims for 414 beneficiaries, against an average of 877 among the 10,784 providers of this specialty who prescribed in Part D.
Most prescribed
- Amlodipine Besylate100 claims
- Furosemide58 claims
- Hydralazine Hcl48 claims
- Pantoprazole Sodium45 claims
- Metoprolol Tartrate42 claims
- Carvedilol41 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.
Cesar E. Vivanco among 922 hematology & oncology physician records in Texas
Cesar E. Vivanco, MD is one of 922 hematology & oncology physician records with a practice address in Texas. 87% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 43% of them.
- NPI issued2007 · 43% of these records are older, 47% newer
- In a Medicare fileYes · 87% of these records are
- In the CMS Doctors and Clinicians fileYes · 75% of these records are
- Graduated1984 · median 2004 among the 691 with a school on file
- Record last updated2017 · 51% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RH0003X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Hematology & Oncology Physician providers in Texas
There are 922 hematology & oncology physician records in Texas.
All 922 in Texas → Every provider in El Paso → Hematology & Oncology Physician nationwide →
The 8 hematology & oncology physician records with the nearest ZIP codes
- Warren Alexander, M.D.El Paso, TX 799201326195108
- Martin Ascherl, M.D.El Paso, TX 799301245342484
- Clifton Layman, D.O.El Paso, TX 799201528353075
- Arlene Zaloznik, MDEl Paso, TX 799201164463972
- Obiageli Ezewuiro, MDEl Paso, TX 799151518128149
- Nanda Gopalan, MDEl Paso, TX 799151215975321
- Juan Herrada, M.D.El Paso, TX 799151215934674
- Haroutioun Shahinian, M.D.El Paso, TX 799151639184005
Common questions
What is Cesar E. Vivanco, MD's NPI number?
Cesar E. Vivanco, MD's National Provider Identifier (NPI) is 1992843163, issued on Feb 1, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Cesar E. Vivanco, MD located?
The NPPES record lists a practice address at 10555 Vista Del Sol Dr., El Paso, TX, 79925. Phone: (915) 590-6770. Providers update this record themselves, so call before visiting.
How can I verify Cesar E. Vivanco, MD's license?
NPPES lists Texas license number L7915, 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 Cesar E. Vivanco, MD prescribe under Medicare Part D?
In 2024, Cesar E. Vivanco, MD had 1,148 Medicare Part D claims for 414 beneficiaries; the average among hematology & oncology physician prescribers was 877. 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.