Arjan Gower, MD, MS
Hematology & Oncology Physician · Santa Monica, CA
Arjan Gower, MD, MS is a hematology & oncology physician with a practice address in Santa Monica, California, and NPI 1083106637, issued on May 30, 2018. Check the license (California A164983, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Arjan Gower
- Credential
- MD, MS
- Primary taxonomy
- Hematology & Oncology Physician 207RH0003X
- License number
- A164983 CA
Self-reported in NPPES; status is on the state search - Practice location
- 2020 Santa Monica Blvd Ste 230, Santa Monica, CA 90404
- Phone
- (310) 829-5471
- Enumerated
- May 30, 2018
- Record last updated
- Jul 2, 2024
- Fax
- (310) 829-6192
- Medicare enrollment
- Enrolled (PECOS I20240515004473); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest hematology & oncology physician records → All 1,583 in California → Look up another NPI →
Also registered at 2020 Santa Monica Blvd Ste 230
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Jingran JiHematology & Oncology Physician1114319423
- Olga Olevsky, M.D.Hematology & Oncology Physician1841306743
- Saeed Sadeghi, MDHematology & Oncology Physician1144240334
- Tearuesa Yeoum, NPNurse Practitioner1194416875
Verify Arjan Gower in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A164983Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
92% fewer Medicare Part D claims than the average hematology & oncology physician in 2024
72 Medicare Part D claims for 40 beneficiaries, against an average of 877 among the 10,784 providers of this specialty who prescribed in Part D. Brand-name drugs were 36% of 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.
Industry payments in 2024: $300.38
6 payments; by number, the most common kind was food and beverage; the largest payer was Genzyme Corporation. 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.
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
- The Regents OF The University OF CaliforniaLos Angeles, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Arjan Gower among 1,583 hematology & oncology physician records in California
Arjan Gower, MD, MS 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 2018, is newer than 92% of them.
- NPI issued2018 · 92% of these records are older, 5% newer
- In a Medicare fileYes · 83% of these records are
- In the CMS Doctors and Clinicians fileYes · 71% of these records are
- Graduated2018 · median 2003 among the 1,124 with a school on file
- Record last updated2024 · 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.
All 1,583 in California → Every provider in Santa Monica → Hematology & Oncology Physician nationwide →
The 8 hematology & oncology physician records with the nearest ZIP codes
- Thompson Adams, MDSanta Monica, CA 904041407880891
- Aditya Bardia, MDSanta Monica, CA 904041639210107
- Peter Boasberg, MDSanta Monica, CA 904041417982331
- Richard Finn, MDSanta Monica, CA 904041811912074
- Sean Fischer, M.D.Santa Monica, CA 904041801842943
- Omid Hamid, M.D.Santa Monica, CA 904041215966775
- Kathryn Henick, M.D.Santa Monica, CA 904041912972779
- Silvana Martino, D.O.Santa Monica, CA 904041073626362
Common questions
What is Arjan Gower, MD, MS's NPI number?
Arjan Gower, MD, MS's National Provider Identifier (NPI) is 1083106637, issued on May 30, 2018. An NPI identifies a provider in billing; it is not a license.
Where is Arjan Gower, MD, MS located?
The NPPES record lists a practice address at 2020 Santa Monica Blvd Ste 230, Santa Monica, CA, 90404. Phone: (310) 829-5471. Providers update this record themselves, so call before visiting.
How can I verify Arjan Gower, MD, MS's license?
NPPES lists California license number A164983, 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 Arjan Gower, MD, MS prescribe under Medicare Part D?
In 2024, Arjan Gower, MD, MS had 72 Medicare Part D claims for 40 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.