Dr. Michael S. Benjamin, MD

  • West Hills, CA
  • Hematologist and oncologist
NPI1619933132PAC ID9234115106
Medicare services, 2024
41,784
Medicare patients, 2024
401
Part D claims, 2024
1,835
Publications
5
MIPS score, 2024
75
Practice address
7325 N Medical Center Dr, West Hills, CA 91307
Practice phone
Call (818) 884-9944
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Premiere Outpatient Surgery Center Corp

West Hills, California

See all 9 affiliations

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Dr. Michael S. Benjamin is a hematologist and oncologist in West Hills, California

Dr. Benjamin practices at Premiere Outpatient Surgery Center Corp in West Hills, California.

Dr. Benjamin's NPI, 1619933132, was assigned on April 24, 2006. Dr. Benjamin graduated from Tulane University School of Medicine in 1998. Dr. Benjamin holds California license A86460.

NPI and contact details
Medicare PAC ID
9234115106
NPI enumeration date
April 24, 2006
NPI status
Active
Accepts Medicare assignment
Yes
Offers telehealth
Yes
Practice phone
(818) 884-9944
Professional email
Get email
Personal email
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Mobile number
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Sex
Male
Estimated age
54
Medical school graduation
1998

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)

Dr. Michael S. Benjamin practices at Premiere Outpatient Surgery Center Corp in West Hills, California

Dr. Benjamin's primary practice is Premiere Outpatient Surgery Center Corp, at 7325 N Medical Center Dr, West Hills, CA 91307 in Los Angeles County. The practice phone is (818) 884-9944.

  • Premiere Outpatient Surgery Center Corp
    7325 N Medical Center Dr, West Hills, CA 91307 · Los Angeles CountyPhone(818) 884-9944

Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data

Dr. Michael S. Benjamin is affiliated with 7 sites of care and 2 medical groups

Dr. Benjamin's primary practice is Premiere Outpatient Surgery Center Corp in West Hills, California. Dr. Benjamin is also affiliated with UCLA West Valley Medical Center. The medical group on file is Michael Benjamin MD Inc. Dmand AI also links Dr. Benjamin to 4 more hospitals, 1 group practice or clinic and 1 medical group, each named with a free account.

See all 9 affiliations for Dr. Benjamin

Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data

Dmand AI tracks the EHR system at Dr. Michael S. Benjamin's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Benjamin practices, 6 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Premiere Outpatient Surgery Center CorpAvailable with a free account
+6 more sites and 1 medical groupAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Michael S. Benjamin is one of 1,502 hematologists and oncologists in California

Hematology and oncology is Dr. Benjamin's primary specialty in the NPI Registry, under taxonomy code 207RH0003X. Dr. Benjamin is licensed in California.

Specialties and state licenses

  • Hematology and oncology, CaliforniaPrimaryLicense A86460 · taxonomy 207RH0003X

Hematologists and oncologists near Dr. Benjamin

Counts of hematologists and oncologists with a Dmand AI profile, by place and practice. Each opens the list.

1,502hematologists and oncologists in California
4hematologists and oncologists in West Hills

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks

Dr. Michael S. Benjamin billed Medicare for 41,784 services in 2024

CMS data shows 41,784 Medicare services from Dr. Benjamin across 25 procedure codes in 2024, for 401 Medicare patients. Medicare paid $363,499 for them.

Medicare services, 202441,784
Medicare patients401
Paid by Medicare$363,499
Procedure codes25

Dr. Benjamin's Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Drugs given in the office
2023: 42,8112024: 37,13713%
Tests and treatments
2023: 3,5652024: 2,67925%
Office and hospital visits
2023: 2,4712024: 1,93022%
Surgery
2023: 1372024: 3872%

Where Dr. Benjamin's Medicare services took place, 2024

  • In an office41,46799%
  • In a facility3171%

Dr. Benjamin compared with the California median for hematologists and oncologists, 2024

  • Dr. Benjamin
  • California median
Medicare services
41,784vs 93244.8 times
Medicare patients
401vs 22578% above
Part D claims
1,622vs 3944.1 times

Medians across 1,367 hematologists and oncologists in California with Dmand AI profiles that report each measure.

Dr. Benjamin's most billed Medicare procedure codes, 2024

CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.

See all procedures by Dr. Benjamin

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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks

Dr. Michael S. Benjamin treated 401 Medicare patients in 2024, average age 75

CMS counts 401 Medicare patients who saw Dr. Benjamin in 2024. The largest group is 65 to 74, with 154 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 44% are also on Medicaid. Their average risk score is 1.97, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.

Across all payers, Dmand AI patient panel data puts Dr. Benjamin's median patient age at 69, with 62% women.

Medicare patients, 2024401
Average age75
Average risk score1.97
Also on Medicaid44%

Dr. Benjamin's Medicare patients by age, 2024

Dr. Benjamin's Medicare patients by sex, 2024

  • Women24762%
  • Men15438%

Chronic conditions among Dr. Benjamin's Medicare patients, 2024

  1. High blood pressure75%
  2. High cholesterol75%
  3. Arthritis61%
  4. Diabetes48%
  5. Cancer45%
  6. Ischemic heart disease45%
  7. Chronic kidney disease34%
  8. Mood disorders34%

Share of Medicare patients with each condition. A patient can have several.

Dr. Benjamin's patients across all payers

Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.

Patient panel by age, all payers

Median age 69

Patient panel by sex, all payers

  • Women62%
  • Men37%

Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data

Dr. Michael S. Benjamin wrote 1,835 Medicare Part D claims in 2024

In 2024, Dr. Benjamin wrote 1,835 Medicare Part D claims for 225 patients. 16% of them were for generic drugs. CMS names the drug for 1,622 of them, across 32 drugs with 11 or more claims each, at $11,407,813 in total drug cost. In 2023, CMS named 1,086 claims across 29 drugs.

Part D claims, 20241,835
Drugs named by CMS32
Total drug cost$11.4M
Part D patients225

Dr. Benjamin's Part D claims by kind of drug, 2024

  • Generic296 claims16%
  • Brand-name1,539 claims84%

Dr. Benjamin's most prescribed drugs by claims, 2024

CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.

Part D claims for drugs CMS names, 2023 to 2024

  • 2023
  • 2024
Claims for drugs CMS names
2023: 1,0862024: 1,62249%

Drugs named by CMS: 32 in 2024, 29 in 2023.

See all prescribing by Dr. Benjamin

Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data

Dr. Michael S. Benjamin scored 75 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 75 out of 100 for Dr. Benjamin for performance year 2024, reported individually. Dr. Benjamin accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Benjamin as offering telehealth.

Accepts Medicare assignment
Yes
Offers telehealth
Yes
MIPS final score, 2024
75 of 100

Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026

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Dr. Michael S. Benjamin has 5 publications on record

Dmand AI links 5 papers to Dr. Benjamin, published from 2017 to 2019. The most frequent topics are HIV Infections, Black or African American and Sexual and Gender Minorities.

Papers5
Years published2017 to 2019

Topics Dr. Benjamin writes about most

  • HIV Infections
  • Black or African American
  • Sexual and Gender Minorities
  • Ethnicity
  • Homosexuality, Male
  • Interviews as Topic
  • Minority Groups
  • San Francisco

Recent publications by Dr. Benjamin

See all 5 publications and co-authors

See who Dr. Benjamin researches with

Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Benjamin works with, so you can find a warm path to the right hematologists and oncologists.

How network discovery works

Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage

Dr. Michael S. Benjamin received $29,377 in industry payments from 2016 to 2025

CMS Open Payments shows 926 general payments to Dr. Benjamin from 70 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 77% of the total. Celgene Corporation paid the most, $4,058.

General payments to Dr. Benjamin by program year, 2016 to 2025

General payments to Dr. Benjamin by kind, 2016 to 2025

$29.4Kin total
  • Food and beverage$22,59377%
  • Consulting fees$4,20014%
  • Travel and lodging$1,2884%
  • Device or supply loans$8813%
  • Education$4161%

Companies that paid Dr. Benjamin the most, 2016 to 2025

Share is of all general payments to this clinician.

See all payments to Dr. Benjamin

Source: Open Payments (CMS), 2025 data, released July 7, 2026

Dr. Michael S. Benjamin graduated from Tulane University School of Medicine

Dr. Benjamin graduated from Tulane University School of Medicine in 1998.

  1. Medical schoolTulane University School of Medicine

Source: Dmand AI Professional Profile Data

Sources for Dr. Michael S. Benjamin's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data
Primary practice, affiliations and health systemNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation Data
Medicare services and procedure codesMedicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab)
State medians for the same specialtyDmand AI Peer Benchmarks
Medicare patients and the all-payer patient panelDmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab)
Part D prescribingMedicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab)
MIPS scores, telehealth, assignment and procedure percentilesDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab)
Publications, topics and co-authorsPubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage
Industry paymentsOpen Payments (CMS) (opens in a new tab)
Training, board certification and membershipsDmand AI Professional Profile Data
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about Dr. Michael S. Benjamin

Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.

What is Dr. Michael S. Benjamin's NPI number?

Dr. Michael S. Benjamin's NPI number is 1619933132. It was assigned on April 24, 2006, and it is active in the NPI Registry.

What kind of doctor is Dr. Michael S. Benjamin?

Dr. Michael S. Benjamin is a hematologist and oncologist in West Hills, California. The primary specialty in the NPI Registry is Hematology & Oncology Physician (taxonomy code 207RH0003X).

Where does Dr. Michael S. Benjamin practice?

Dr. Benjamin practices at 7325 N Medical Center Dr, West Hills, CA 91307. Dr. Benjamin's primary practice is Premiere Outpatient Surgery Center Corp in West Hills, California. Dmand AI also links Dr. Benjamin to 4 hospitals, 1 group practice or clinic and 1 medical group.

What is Dr. Michael S. Benjamin's office phone number?

The practice phone on file for Dr. Benjamin is (818) 884-9944.

What is Dr. Michael S. Benjamin's medical license number?

Dr. Benjamin holds California license A86460.

Which hospitals is Dr. Michael S. Benjamin affiliated with?

Dr. Benjamin is affiliated with UCLA West Valley Medical Center. Dmand AI links Dr. Benjamin to 4 more hospitals.

What medical group is Dr. Michael S. Benjamin part of?

Dr. Benjamin is linked to Michael Benjamin MD Inc. Dmand AI links Dr. Benjamin to 1 more medical group.

Does Dr. Michael S. Benjamin accept Medicare?

Yes. CMS data shows Dr. Benjamin billed Medicare for 41,784 services in 2024, and Dr. Benjamin accepts Medicare assignment.

Does Dr. Michael S. Benjamin offer telehealth?

Yes. The CMS Doctors and Clinicians file lists Dr. Benjamin as offering telehealth services.

What is Dr. Michael S. Benjamin's MIPS score?

Dr. Benjamin's MIPS final score for performance year 2024 is 75 out of 100, reported individually.

Show 7 more questionsShow fewer questions

How many Medicare patients does Dr. Michael S. Benjamin see?

CMS counts 401 Medicare patients who saw Dr. Benjamin in 2024, with an average age of 75.

What services does Dr. Michael S. Benjamin bill to Medicare?

In 2024, Dr. Benjamin's most billed Medicare services were injected or infused drug (J1439), injected or infused drug (J0885) and injected or infused drug (J0897).

Where did Dr. Michael S. Benjamin go to medical school?

Dr. Benjamin graduated from Tulane University School of Medicine in 1998.

What drugs does Dr. Michael S. Benjamin prescribe most?

In 2024 Medicare Part D data, Dr. Benjamin's most prescribed drugs by claims were Procrit, Xtandi and Neulasta.

Has Dr. Michael S. Benjamin received payments from drug or device companies?

CMS Open Payments shows $29,377 in general payments to Dr. Benjamin from 70 companies from 2016 to 2025. The largest total came from Celgene Corporation.

How long has Dr. Michael S. Benjamin been practicing?

Dr. Benjamin graduated from medical school in 1998, 28 years ago.

Does Dr. Michael S. Benjamin do research?

Dmand AI links 5 publications to Dr. Benjamin, published from 2017 to 2019.

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