NPPES file of Aug 9, 2026

Aparajit Ram Venkateswaran, MD

Hematology & Oncology Physician · Chula Vista, CA

Aparajit Ram Venkateswaran, MD is a hematology & oncology physician with a practice address in Chula Vista, California, and NPI 1386171791, issued on May 16, 2017. Check the license (California A162208, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1386171791
Name
Aparajit Ram Venkateswaran
Credential
MD
Primary taxonomy
Hematology & Oncology Physician 207RH0003X
License number
A162208 CA
Self-reported in NPPES; status is on the state search
Practice location
959 Lane Ave Bldg B, Chula Vista, CA 91914
Phone
(619) 329-5571
Enumerated
May 16, 2017
Record last updated
Sep 9, 2025
Fax
(619) 329-5357
Medicare enrollment
Enrolled (PECOS I20200929003474); accepts Medicare assignment
Medical or professional school
University Of Texas Medical Branch At Galveston, 2017
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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Verify Aparajit Ram Venkateswaran in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A162208
    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 California license search

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89% fewer Medicare Part D claims than the average hematology & oncology physician in 2024

93 Medicare Part D claims for 23 beneficiaries, against an average of 877 among the 10,784 providers of this specialty who prescribed in Part D. Brand-name drugs were 12% of claims.

  1. Aparajit Venkateswaran93
  2. Specialty average877

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: $2,767.34

103 payments; by number, the most common kind was food and beverage; the largest payer was Alexion Pharmaceuticals, 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. Aparajit Venkateswaran$2,767.34
  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. California Cancer Associates For Research And Excellence IncLa Jolla, CA

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

Aparajit Ram Venkateswaran among 1,583 hematology & oncology physician records in California

Aparajit Ram Venkateswaran, MD is one of 1,583 hematology & oncology physician records with a practice address in California. 83% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2017, is newer than 89% of them.

  • NPI issued2017 · 89% of these records are older, 8% newer
  • In a Medicare fileYes · 83% of these records are
  • In the CMS Doctors and Clinicians fileYes · 71% of these records are
  • Graduated2017 · median 2003 among the 1,124 with a school on file
  • Record last updated2025 · 58% 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 California 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 California

There are 1,583 hematology & oncology physician records in California.

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

  1. Mariela Macias, MDChula Vista, CA 919131629235072
  2. Ignacio Iturbe, M.D.Chula Vista, CA 919111972513695
  3. Kenneth Johnson, MDChula Vista, CA 919111063527711
  4. Ramesh Moolani, M.D.Chula Vista, CA 919111437272010
  5. Marilyn Norton, MDChula Vista, CA 919111417060054
  6. Kousay Alkourainy, M.D.Chula Vista, CA 919101457361271
  7. Sheila Kalathil, M.D.Chula Vista, CA 919101700273323
  8. Reema Batra, MDLa Mesa, CA 919421629286505

Common questions

What is Aparajit Ram Venkateswaran, MD's NPI number?

Aparajit Ram Venkateswaran, MD's National Provider Identifier (NPI) is 1386171791, issued on May 16, 2017. An NPI identifies a provider in billing; it is not a license.

Where is Aparajit Ram Venkateswaran, MD located?

The NPPES record lists a practice address at 959 Lane Ave Bldg B, Chula Vista, CA, 91914. Phone: (619) 329-5571. Providers update this record themselves, so call before visiting.

How can I verify Aparajit Ram Venkateswaran, MD's license?

NPPES lists California license number A162208, as entered by the provider. Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Aparajit Ram Venkateswaran, MD prescribe under Medicare Part D?

In 2024, Aparajit Ram Venkateswaran, MD had 93 Medicare Part D claims for 23 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.