NPPES file of Aug 9, 2026

David Luis Ramirez, M.D.

Hematology & Oncology Physician · Houston, TX

David Luis Ramirez, M.D. is a hematology & oncology physician with a practice address in Houston, Texas, and NPI 1013956622, issued on Jun 6, 2006. Check the license (Texas P3420, 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 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1013956622
Name
David Luis Ramirez
Credential
M.D.
Primary taxonomy
Hematology & Oncology Physician 207RH0003X
License numbers
P3420 TX
A 93887 CA
Self-reported in NPPES; status is on the state search
Practice location
1515 Holcombe Blvd, Houston, TX 77030
Phone
(713) 792-6161
Enumerated
Jun 6, 2006
Record last updated
Nov 15, 2012 (not updated in 14 years: call before relying on the address or phone)
Medicaid ID
304502301 TX
Medicare enrollment
Enrolled (PECOS I20120907000095); accepts Medicare assignment
Medical or professional school
Boston University School Of Medicine, 2003
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 David Luis Ramirez in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersTexas Medical Board
    Search for license P3420
    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

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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79% fewer Medicare Part D claims than the average hematology & oncology physician in 2024

184 Medicare Part D claims for 49 beneficiaries, against an average of 877 among the 10,784 providers of this specialty who prescribed in Part D. Brand-name drugs were 26% of claims.

  1. David Ramirez184
  2. Specialty average877

Most prescribed

  1. Letrozole40 claims
  2. Prochlorperazine Maleate24 claims
  3. Ondansetron Hcl18 claims
  4. Ibrance17 claims
  5. Kisqali14 claims
  6. Verzenio14 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): 81.4 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.

  1. Qualityout of 100 · 30% of the final score81.3
  2. Costout of 100 · 30%50.0
  3. Promoting interoperabilityout of 100 · 25%100.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Industry payments in 2024: $36.30

2 payments; by number, the most common kind was food and beverage; the largest payer was Siemens Medical Solutions USA, Inc. The 8,560 providers of this specialty with any payment received $7,481.41 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. David Ramirez$36.30
  2. Specialty average$7,481.41

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

  1. Physicians Referral ServiceHouston, TX

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

David Luis Ramirez among 922 hematology & oncology physician records in Texas

David Luis Ramirez, M.D. 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 2006, is newer than 7% of them.

  • NPI issued2006 · 7% of these records are older, 57% newer
  • In a Medicare fileYes · 87% of these records are
  • In the CMS Doctors and Clinicians fileYes · 75% of these records are
  • Graduated2003 · median 2004 among the 691 with a school on file
  • Record last updated2012 · 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.

The 8 hematology & oncology physician records with the nearest ZIP codes

  1. Ana AparicioHouston, TX 770301720033657
  2. Ahmed Eid, M.D.Houston, TX 770301649227406
  3. Susan Escudier, M.D.Houston, TX 770301831138221
  4. Lawrence Foote, M.D.Houston, TX 770301295777456
  5. Charles Geyer, MDHouston, TX 770301891795001
  6. Linus Ho, M.D., PH.D.Houston, TX 770301376525980
  7. Kevin Hude, M.D.Houston, TX 770301114996303
  8. Charles Manner, M. D.Houston, TX 770301760443782

Common questions

What is David Luis Ramirez, M.D.'s NPI number?

David Luis Ramirez, M.D.'s National Provider Identifier (NPI) is 1013956622, issued on Jun 6, 2006. An NPI identifies a provider in billing; it is not a license.

Where is David Luis Ramirez, 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 David Luis Ramirez, M.D.'s license?

NPPES lists Texas license number P3420, 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 David Luis Ramirez, M.D. prescribe under Medicare Part D?

In 2024, David Luis Ramirez, M.D. had 184 Medicare Part D claims for 49 beneficiaries; the average among hematology & oncology physician prescribers was 877. Part D covers Medicare prescriptions only.

What is David Luis Ramirez, M.D.'s MIPS final score?

The 2023 MIPS final score is 81.4 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.