Dr. Samuel Grossman, MD

  • Ventura, CA
  • Family medicine physician
NPI1538653415PAC ID5597156992
Medicare services, 2024
153
Medicare patients, 2024
82
Part D claims, 2024
1,771
Publications
1
MIPS score, 2024
86
Practice address
133 West Santa Clara Street, Ventura, CA 93001
Practice phone
Call (805) 648-9554
Professional email
Get professional email
Personal email
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Mobile number
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Social profiles

Primary practice

West Ventura Medical Clinic

FQHC - Main Site · Ventura, California

See all 5 affiliations

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Dr. Samuel Grossman is a family medicine physician in Ventura, California

Dr. Grossman practices at West Ventura Medical Clinic in Ventura, California.

Dr. Grossman's NPI, 1538653415, was assigned on June 14, 2018. Dr. Grossman graduated from New York Medical College in 2018. Dr. Grossman's California license number on file is A164155.

NPI and contact details
Medicare PAC ID
5597156992
NPI enumeration date
June 14, 2018
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(805) 648-9554
Professional email
Get email
Personal email
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Mobile number
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Sex
Male
Estimated age
34
Medical school graduation
2018

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

Dr. Samuel Grossman practices at West Ventura Medical Clinic in Ventura, California

Dr. Grossman's primary practice is West Ventura Medical Clinic, at 133 West Santa Clara Street, Ventura, CA 93001 in Ventura County. The practice phone is (805) 648-9554.

  • West Ventura Medical Clinic
    133 West Santa Clara Street, Ventura, CA 93001 · Ventura CountyPhone(805) 648-9554

Source: Dmand AI Affiliation Data

Dr. Samuel Grossman is affiliated with 3 sites of care and 2 medical groups

Dr. Grossman's primary practice is West Ventura Medical Clinic in Ventura, California. Dr. Grossman is also affiliated with Ventura County Medical Center. The medical group on file is Ventura County Medical Center. Dmand AI also links Dr. Grossman to 1 more community health center and 1 medical group, each named with a free account.

See all 5 affiliations for Dr. Grossman

Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data

Dmand AI tracks the EHR system at Dr. Samuel Grossman's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Grossman practices, 3 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
West Ventura Medical ClinicAvailable with a free account
+2 more sites and 1 medical groupAvailable with a free account

Source: Dmand AI Technology Install Data

For health IT teams

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Dr. Samuel Grossman is one of 15,680 family medicine physicians in California

Family medicine is Dr. Grossman's primary specialty in the NPI Registry, under taxonomy code 207Q00000X. Dr. Grossman is board certified in family medicine by the American Board of Family Medicine. Dr. Grossman has a license on file in California.

Specialties and state licenses

  • Family medicine, CaliforniaPrimaryLicense A164155 · 2019 to 2025 · taxonomy 207Q00000X

Clinical focus

Dmand AI lists acid reflux, acute sinusitis, acute skin infection, anemia, arm, wrist, hand fracture and dislocation, arthritis, asthma and cardiac arrhythmia among the conditions Dr. Grossman treats.

Family medicine physicians near Dr. Grossman

Counts of family medicine physicians with a Dmand AI profile, by place and practice. Each opens the list.

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

Dr. Samuel Grossman billed Medicare for 153 services in 2024

CMS data shows 153 Medicare services from Dr. Grossman across 2 procedure codes in 2024, for 82 Medicare patients. Medicare paid $7,698 for them. Every service was in a facility, such as a hospital, rather than an office.

Medicare services, 2024153
Medicare patients82
Paid by Medicare$7,698
Procedure codes2

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

  • 2023
  • 2024
Office and hospital visits
2023: 1742024: 15312%

Dr. Grossman compared with the California median for family medicine physicians, 2024

  • Dr. Grossman
  • California median
Medicare services
153vs 24638% below
Medicare patients
82vs 11831% below
Part D claims
1,284vs 83354% above

Medians across 15,349 family medicine physicians in California with Dmand AI profiles that report each measure.

Dr. Grossman'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. Grossman

Need commercial claims for Dr. Grossman?

Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Grossman and other family medicine physicians in California.

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

Dr. Samuel Grossman treated 82 Medicare patients in 2024, average age 72

CMS counts 82 Medicare patients who saw Dr. Grossman in 2024. The largest group is 65 to 74, with 33 patients. 75% of them have high blood pressure, and 68% have high cholesterol. 74% are also on Medicaid. Their average risk score is 1.68, 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. Grossman's median patient age at 51, with 55% women.

Medicare patients, 202482
Average age72
Average risk score1.68
Also on Medicaid74%

Dr. Grossman's Medicare patients by age, 2024

Dr. Grossman's Medicare patients by sex, 2024

  • Women4859%
  • Men3441%

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

  1. High blood pressure75%
  2. High cholesterol68%
  3. COPD41%
  4. Anxiety39%
  5. Arthritis39%
  6. Diabetes34%
  7. Mood disorders32%
  8. Chronic kidney disease30%

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

Dr. Grossman's patients across all payers

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

Patient panel by age, all payers

Median age 51

Patient panel by sex, all payers

  • Women55%
  • Men45%

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

Dr. Samuel Grossman wrote 1,771 Medicare Part D claims in 2024

In 2024, Dr. Grossman wrote 1,771 Medicare Part D claims for 145 patients. 85% of them were for generic drugs. CMS names the drug for 1,284 of them, across 38 drugs with 11 or more claims each, at $51,481 in total drug cost. In 2023, CMS named 596 claims across 25 drugs.

Part D claims, 20241,771
Drugs named by CMS38
Total drug cost$51,481
Part D patients145

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

  • Generic1,513 claims85%
  • Brand-name and other258 claims15%

Dr. Grossman'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.

Drug classes CMS tracks in Dr. Grossman's Part D claims, 2024

  • Opioids1%20 of 1,771 claims
  • Antibiotics2%43 of 1,771 claims

Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.

Part D claims for drugs CMS names, 2023 to 2024

  • 2023
  • 2024
Claims for drugs CMS names
2023: 5962024: 1,284115%

Drugs named by CMS: 38 in 2024, 25 in 2023.

See all prescribing by Dr. Grossman

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. Samuel Grossman scored 86 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 86 out of 100 for Dr. Grossman for performance year 2024, reported as part of a group. Dr. Grossman accepts Medicare assignment, so Medicare's approved amount is taken as full payment.

Accepts Medicare assignment
Yes

Dr. Grossman's MIPS scores, performance year 2024

  • 86of 100Final score
  • 64.5of 100Quality
  • 100of 100Promoting Interoperability
  • 40of 100Improvement Activities
  • 72of 100Cost

Each score is out of 100. The final score weighs the categories CMS scored for this clinician.

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. Samuel Grossman has 1 publication on record

Dmand AI links 1 paper to Dr. Grossman in 2025.

Papers1

Recent publications by Dr. Grossman

See all 1 publications and co-authors

See who Dr. Grossman researches with

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

How network discovery works

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

Dr. Samuel Grossman received $67 in industry payments from 2021 to 2024

CMS Open Payments shows 4 general payments to Dr. Grossman from 4 drug and device companies from 2021 to 2024. Food and beverage make up the largest share, 100% of the total. Eli Lilly and Company paid the most, $19.

General payments to Dr. Grossman by program year, 2021 to 2024

Companies that paid Dr. Grossman the most, 2021 to 2024

Share is of all general payments to this clinician.

See all payments to Dr. Grossman

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

Dr. Samuel Grossman graduated from New York Medical College

Dr. Grossman graduated from New York Medical College in 2018.

  1. Medical schoolNew York Medical College
  2. Board certified in family medicineAmerican Board of Family Medicine

Source: Dmand AI Professional Profile Data

Dr. Samuel Grossman accepts plans from 12 insurance carriers

Dr. Grossman is in network with 12 carriers, including Aetna, Elevance and Blue Cross Blue Shield of Michigan. Medicare plans come from the most carriers, 8. Check the plan with the practice before a visit.

  • Aetna
  • Elevance
  • Blue Cross Blue Shield of Michigan
  • United Healthcare
  • Blue Cross Blue Shield of Massachusetts
  • HCSC
  • Regence Health Plans
  • Alliant Health Plans
  • +4 more carriersWith a free account

Plan types Dr. Grossman accepts, by number of carriers

  1. Medicare8
  2. PPO8
  3. HMO5
  4. POS5
  5. EPO3

Source: Dmand AI Insurance Network Data

Sources for Dr. Samuel Grossman'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 phoneDmand AI Affiliation Data
Primary practice, affiliations and health systemDmand AI Affiliation DataDmand AI Org Hierarchy 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
Insurance carriers and plan typesDmand AI Insurance Network 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. Samuel Grossman

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. Samuel Grossman's NPI number?

Dr. Samuel Grossman's NPI number is 1538653415. It was assigned on June 14, 2018, and it is active in the NPI Registry.

What kind of doctor is Dr. Samuel Grossman?

Dr. Samuel Grossman is a family medicine physician in Ventura, California. The primary specialty in the NPI Registry is Family Medicine Physician (taxonomy code 207Q00000X).

Where does Dr. Samuel Grossman practice?

Dr. Grossman practices at 133 West Santa Clara Street, Ventura, CA 93001. Dr. Grossman's primary practice is West Ventura Medical Clinic in Ventura, California. Dmand AI also links Dr. Grossman to 1 community health center and 1 medical group.

What is Dr. Samuel Grossman's office phone number?

The practice phone on file for Dr. Grossman is (805) 648-9554.

What is Dr. Samuel Grossman's medical license number?

Dr. Grossman's California license number on file is A164155.

Which hospitals is Dr. Samuel Grossman affiliated with?

Dr. Grossman is affiliated with Ventura County Medical Center.

What medical group is Dr. Samuel Grossman part of?

Dr. Grossman is linked to Ventura County Medical Center. Dmand AI links Dr. Grossman to 1 more medical group.

Does Dr. Samuel Grossman accept Medicare?

Yes. CMS data shows Dr. Grossman billed Medicare for 153 services in 2024, and Dr. Grossman accepts Medicare assignment.

What is Dr. Samuel Grossman's MIPS score?

Dr. Grossman's MIPS final score for performance year 2024 is 86 out of 100, reported as part of a group.

How many Medicare patients does Dr. Samuel Grossman see?

CMS counts 82 Medicare patients who saw Dr. Grossman in 2024, with an average age of 72.

Show 8 more questionsShow fewer questions

Is Dr. Samuel Grossman board certified?

Yes. Dr. Grossman is board certified in family medicine by the American Board of Family Medicine.

What services does Dr. Samuel Grossman bill to Medicare?

In 2024, Dr. Grossman's most billed Medicare services were nursing facility care (99308) and nursing facility care (99307).

Where did Dr. Samuel Grossman go to medical school?

Dr. Grossman graduated from New York Medical College in 2018.

What drugs does Dr. Samuel Grossman prescribe most?

In 2024 Medicare Part D data, Dr. Grossman's most prescribed drugs by claims were Atorvastatin Calcium, Metformin HCl and Lisinopril.

Has Dr. Samuel Grossman received payments from drug or device companies?

CMS Open Payments shows $67 in general payments to Dr. Grossman from 4 companies from 2021 to 2024. The largest total came from Eli Lilly and Company.

How long has Dr. Samuel Grossman been practicing?

Dr. Grossman graduated from medical school in 2018, 8 years ago.

Does Dr. Samuel Grossman do research?

Dmand AI links 1 publication to Dr. Grossman.

What insurance does Dr. Samuel Grossman accept?

Dr. Grossman is in network with 12 carriers, including Aetna, Elevance and Blue Cross Blue Shield of Michigan. Medicare plans come from the most carriers, 8. Check the plan with the practice before a visit.

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