Marin Nishimura-Kaminski

  • San Diego, CA
  • Internist
NPI1003243262PAC ID0941619373
Medicare services, 2024
789
Medicare patients, 2024
339
Part D claims, 2024
3,894
MIPS score, 2024
90
Hospital affiliations
3
Practice address
7850 Vista Hill Avenue, San Diego, CA 92123
Practice phone
Call (858) 278-4110
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Sharp Mesa Vista Hospital

Hospital · San Diego, California

See all 8 affiliations

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Marin Nishimura-Kaminski is an internist in San Diego, California

Marin Nishimura-Kaminski practices at Sharp Mesa Vista Hospital in San Diego, California, part of Sharp HealthCare.

Marin Nishimura-Kaminski's NPI, 1003243262, was assigned on October 2, 2013. Marin Nishimura-Kaminski graduated from UC Davis School of Medicine in 2015. Marin Nishimura-Kaminski holds California license 396824.

NPI and contact details
Medicare PAC ID
0941619373
NPI enumeration date
October 2, 2013
NPI status
Active
Accepts Medicare assignment
Yes
Offers telehealth
Yes
Practice phone
(858) 278-4110
Professional email
Get email
Personal email
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Mobile number
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Sex
Female
Estimated age
37
Medical school graduation
2015

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

Marin Nishimura-Kaminski practices at Sharp Mesa Vista Hospital in San Diego, California

Marin Nishimura-Kaminski's primary practice is Sharp Mesa Vista Hospital, at 7850 Vista Hill Avenue, San Diego, CA 92123 in San Diego County. The practice phone is (858) 278-4110.

Source: Dmand AI Affiliation Data

Marin Nishimura-Kaminski is affiliated with 4 sites of care and 4 medical groups

Marin Nishimura-Kaminski's primary practice is Sharp Mesa Vista Hospital in San Diego, California, part of Sharp HealthCare. Marin Nishimura-Kaminski is also affiliated with Hillcrest Medical Center. The medical group on file is UC San Diego Health. Dmand AI also links Marin Nishimura-Kaminski to 1 more hospital, 3 medical groups and 1 group practice or clinic, each named with a free account.

See all 8 affiliations for Marin Nishimura-Kaminski

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

Dmand AI tracks the EHR system at Marin Nishimura-Kaminski's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Marin Nishimura-Kaminski practices, 4 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Sharp Mesa Vista HospitalAvailable with a free account
+3 more sites and 3 medical groupsAvailable with a free account

Source: Dmand AI Technology Install Data

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Marin Nishimura-Kaminski is one of 16,751 internists in California

Internal medicine is Marin Nishimura-Kaminski's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Marin Nishimura-Kaminski is board certified in cardiovascular disease by the American Board of Internal Medicine. Marin Nishimura-Kaminski is licensed in California.

Specialties and state licenses

  • Internal medicine, CaliforniaPrimaryLicense 396824 · 2017 to 2027 · taxonomy 207R00000X

Clinical focus

Dmand AI lists aneurysm, atrial fibrillation and flutter, cerebrovascular disease, chronic hypertension, coronary artery disease, heart blockage, heart failure and heart valve disorders among the conditions Marin Nishimura-Kaminski treats.

Internists near Marin Nishimura-Kaminski

Counts of internists 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

Marin Nishimura-Kaminski billed Medicare for 789 services in 2024

CMS data shows 789 Medicare services from Marin Nishimura-Kaminski across 14 procedure codes in 2024, for 339 Medicare patients. Medicare paid $68,829 for them.

Medicare services, 2024789
Medicare patients339
Paid by Medicare$68,829
Procedure codes14

Marin Nishimura-Kaminski's Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Office and hospital visits
2023: 7072024: 41841%
Tests and treatments
2023: 5882024: 28052%
Drugs given in the office
2023: 1352024: 4964%
Other services
2023: 362024: 2725%
Imaging
2023: 182024: 1517%
Lab and pathology
2023: 362024: 0100%

Where Marin Nishimura-Kaminski's Medicare services took place, 2024

  • In an office62479%
  • In a facility16521%

Marin Nishimura-Kaminski compared with the California median for internists, 2024

  • Marin Nishimura-Kaminski
  • California median
Medicare services
789vs 3612.2 times
Medicare patients
339vs 1512.2 times
Part D claims
3,704vs 4218.8 times

Medians across 15,815 internists in California with Dmand AI profiles that report each measure.

Marin Nishimura-Kaminski'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 Marin Nishimura-Kaminski

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

Marin Nishimura-Kaminski treated 339 Medicare patients in 2024, average age 76

CMS counts 339 Medicare patients who saw Marin Nishimura-Kaminski in 2024. The largest group is 65 to 74, with 147 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 40% are also on Medicaid. Their average risk score is 1.65, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.

Across all payers, Dmand AI patient panel data puts Marin Nishimura-Kaminski's median patient age at 69, with 51% women.

Medicare patients, 2024339
Average age76
Average risk score1.65
Also on Medicaid40%

Marin Nishimura-Kaminski's Medicare patients by age, 2024

Marin Nishimura-Kaminski's Medicare patients by sex, 2024

  • Women19858%
  • Men14142%

Chronic conditions among Marin Nishimura-Kaminski's Medicare patients, 2024

  1. High blood pressure75%
  2. High cholesterol75%
  3. Arthritis50%
  4. Ischemic heart disease43%
  5. Heart failure42%
  6. Diabetes41%
  7. Atrial fibrillation37%
  8. Chronic kidney disease36%

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

Marin Nishimura-Kaminski'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

  • Women51%
  • Men47%

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

Marin Nishimura-Kaminski wrote 3,894 Medicare Part D claims in 2024

In 2024, Marin Nishimura-Kaminski wrote 3,894 Medicare Part D claims for 523 patients. 73% of them were for generic drugs. CMS names the drug for 3,704 of them, across 38 drugs with 11 or more claims each, at $1,107,936 in total drug cost. In 2023, CMS named 3,156 claims across 29 drugs.

Part D claims, 20243,894
Drugs named by CMS38
Total drug cost$1.1M
Part D patients523

Marin Nishimura-Kaminski's Part D claims by kind of drug, 2024

  • Generic2,846 claims73%
  • Brand-name1,048 claims27%

Marin Nishimura-Kaminski'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: 3,1562024: 3,70417%

Drugs named by CMS: 38 in 2024, 29 in 2023.

See all prescribing by Marin Nishimura-Kaminski

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

Marin Nishimura-Kaminski scored 90 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 90 out of 100 for Marin Nishimura-Kaminski for performance year 2024, reported as part of a group. Marin Nishimura-Kaminski accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Marin Nishimura-Kaminski as offering telehealth.

Accepts Medicare assignment
Yes
Offers telehealth
Yes

Marin Nishimura-Kaminski's MIPS scores, performance year 2024

  • 90of 100Final score
  • 70.9of 100Quality
  • 99of 100Promoting Interoperability
  • 40of 100Improvement Activities
  • 64of 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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Marin Nishimura-Kaminski received $5,077 in industry payments from 2018 to 2025

CMS Open Payments shows 228 general payments to Marin Nishimura-Kaminski from 36 drug and device companies from 2018 to 2025. Food and beverage make up the largest share, 100% of the total. Novartis Pharmaceuticals Corporation paid the most, $583.

General payments to Marin Nishimura-Kaminski by program year, 2018 to 2025

Companies that paid Marin Nishimura-Kaminski the most, 2018 to 2025

Share is of all general payments to this clinician.

See all payments to Marin Nishimura-Kaminski

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

Marin Nishimura-Kaminski graduated from UC Davis School of Medicine

Marin Nishimura-Kaminski graduated from UC Davis School of Medicine in 2015.

  1. Medical schoolUC Davis School of Medicine
  2. Board certified in cardiovascular diseaseAmerican Board of Internal Medicine
  3. Board certified in internal medicineAmerican Board of Internal Medicine

Source: Dmand AI Professional Profile Data

Marin Nishimura-Kaminski accepts plans from 15 insurance carriers

Marin Nishimura-Kaminski is in network with 15 carriers, including Aetna, Blue Cross Blue Shield of Michigan and United Healthcare. PPO plans come from the most carriers, 9. Check the plan with the practice before a visit.

  • Aetna
  • Blue Cross Blue Shield of Michigan
  • United Healthcare
  • Elevance
  • HCSC
  • Blue Cross Blue Shield of Massachusetts
  • Molina
  • Regence Health Plans
  • +7 more carriersWith a free account

Plan types Marin Nishimura-Kaminski accepts, by number of carriers

  1. PPO9
  2. HMO8
  3. Medicare8
  4. EPO4
  5. POS3

Source: Dmand AI Insurance Network Data

Sources for Marin Nishimura-Kaminski'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)
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 Marin Nishimura-Kaminski

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

What is Marin Nishimura-Kaminski's NPI number?

Marin Nishimura-Kaminski's NPI number is 1003243262. It was assigned on October 2, 2013, and it is active in the NPI Registry.

What does Marin Nishimura-Kaminski specialize in?

Marin Nishimura-Kaminski is an internist in San Diego, California. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).

Where does Marin Nishimura-Kaminski practice?

Marin Nishimura-Kaminski practices at 7850 Vista Hill Avenue, San Diego, CA 92123. Marin Nishimura-Kaminski's primary practice is Sharp Mesa Vista Hospital in San Diego, California, part of Sharp HealthCare. Dmand AI also links Marin Nishimura-Kaminski to 1 hospital, 3 medical groups and 1 group practice or clinic.

What is Marin Nishimura-Kaminski's office phone number?

The practice phone on file for Marin Nishimura-Kaminski is (858) 278-4110.

What is Marin Nishimura-Kaminski's medical license number?

Marin Nishimura-Kaminski holds California license 396824.

Which hospitals is Marin Nishimura-Kaminski affiliated with?

Marin Nishimura-Kaminski practices at Sharp Mesa Vista Hospital in San Diego, California. Marin Nishimura-Kaminski is also affiliated with Hillcrest Medical Center. Dmand AI links Marin Nishimura-Kaminski to 1 more hospital.

What medical group is Marin Nishimura-Kaminski part of?

Marin Nishimura-Kaminski is linked to UC San Diego Health. Dmand AI links Marin Nishimura-Kaminski to 3 more medical groups.

Does Marin Nishimura-Kaminski accept Medicare?

Yes. CMS data shows Marin Nishimura-Kaminski billed Medicare for 789 services in 2024, and Marin Nishimura-Kaminski accepts Medicare assignment.

Does Marin Nishimura-Kaminski offer telehealth?

Yes. The CMS Doctors and Clinicians file lists Marin Nishimura-Kaminski as offering telehealth services.

What is Marin Nishimura-Kaminski's MIPS score?

Marin Nishimura-Kaminski's MIPS final score for performance year 2024 is 90 out of 100, reported as part of a group.

Show 8 more questionsShow fewer questions

How many Medicare patients does Marin Nishimura-Kaminski see?

CMS counts 339 Medicare patients who saw Marin Nishimura-Kaminski in 2024, with an average age of 76.

Is Marin Nishimura-Kaminski board certified?

Yes. Marin Nishimura-Kaminski is board certified in cardiovascular disease by the American Board of Internal Medicine.

What services does Marin Nishimura-Kaminski bill to Medicare?

In 2024, Marin Nishimura-Kaminski's most billed Medicare services were office visit, established patient (99214), heart test or procedure (93306) and heart test or procedure (93000).

Where did Marin Nishimura-Kaminski go to medical school?

Marin Nishimura-Kaminski graduated from UC Davis School of Medicine in 2015.

What drugs does Marin Nishimura-Kaminski prescribe most?

In 2024 Medicare Part D data, Marin Nishimura-Kaminski's most prescribed drugs by claims were Amlodipine Besylate, Metoprolol Succinate and Entresto.

Has Marin Nishimura-Kaminski received payments from drug or device companies?

CMS Open Payments shows $5,077 in general payments to Marin Nishimura-Kaminski from 36 companies from 2018 to 2025. The largest total came from Novartis Pharmaceuticals Corporation.

How long has Marin Nishimura-Kaminski been practicing?

Marin Nishimura-Kaminski graduated from medical school in 2015, 11 years ago.

What insurance does Marin Nishimura-Kaminski accept?

Marin Nishimura-Kaminski is in network with 15 carriers, including Aetna, Blue Cross Blue Shield of Michigan and United Healthcare. PPO plans come from the most carriers, 9. Check the plan with the practice before a visit.

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