Dr. Ramon A. Partida, MD

  • Larkspur, CA
  • Interventional cardiologist
NPI1295994440PAC ID0042498420
Medicare services, 2024
2,721
Medicare patients, 2024
759
Part D claims, 2024
3,991
Publications
8
MIPS score, 2024
81
Practice address
2 Bon Air Rd, Larkspur, CA 94939
Practice phone
Call (415) 884-1840
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Prima Medical Foundation

Larkspur, California

See all 8 affiliations

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Dr. Ramon A. Partida is an interventional cardiologist in Larkspur, California

Dr. Partida practices at Prima Medical Foundation in Larkspur, California.

Dr. Partida's NPI, 1295994440, was assigned on June 3, 2008. Dr. Partida graduated from Harvard Medical School in 2008. Dr. Partida holds California license C149275.

NPI and contact details
Medicare PAC ID
0042498420
NPI enumeration date
June 3, 2008
NPI status
Active
Offers telehealth
Yes
Practice phone
(415) 884-1840
Professional email
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Personal email
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Mobile number
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Sex
Male
Estimated age
44
Medical school graduation
2008

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

Dr. Ramon A. Partida practices at Prima Medical Foundation in Larkspur, California

Dr. Partida's primary practice is Prima Medical Foundation, at 2 Bon Air Rd, Larkspur, CA 94939 in Marin County. The practice phone is (415) 884-1840.

  • Prima Medical Foundation
    2 Bon Air Rd, Larkspur, CA 94939 · Marin CountyPhone(415) 884-1840

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

Dr. Ramon A. Partida is affiliated with 6 sites of care and 2 medical groups

Dr. Partida's primary practice is Prima Medical Foundation in Larkspur, California. Dr. Partida is also affiliated with MarinHealth Medical Center. The medical group on file is UCSF Medical Group. Dmand AI also links Dr. Partida to 2 more hospitals, 2 group practices and clinics and 1 medical group, each named with a free account.

See all 8 affiliations for Dr. Partida

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

Dmand AI tracks the EHR system at Dr. Ramon A. Partida's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Partida practices, 5 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Prima Medical FoundationAvailable with a free account
+5 more sites and 1 medical groupAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Ramon A. Partida is one of 582 interventional cardiologists in California

Interventional cardiology is Dr. Partida's primary specialty in the NPI Registry, under taxonomy code 207RI0011X. Dr. Partida is board certified in cardiovascular disease by the American Board of Internal Medicine. Dmand AI has Dr. Partida's licenses on file in 3 states: California, Massachusetts and New Hampshire.

Specialties and state licenses

  • Interventional cardiology, CaliforniaPrimaryLicense C149275 · 2017 to 2026 · taxonomy 207RI0011X
  • Massachusetts license2010 to 2019
  • New Hampshire license2016 to 2018

Clinical focus

Dmand AI lists aneurysm, angioplasty, atrial fibrillation and flutter, cardiac arrhythmia, cardiac catheterization, cardiomyopathy, cerebrovascular disease and chronic hypertension among the conditions Dr. Partida treats.

Interventional cardiologists near Dr. Partida

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

582interventional cardiologists in California
4interventional cardiologists in Larkspur

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

Dr. Ramon A. Partida billed Medicare for 2,721 services in 2024

CMS data shows 2,721 Medicare services from Dr. Partida across 28 procedure codes in 2024, for 759 Medicare patients. Medicare paid $222,070 for them.

Medicare services, 20242,721
Medicare patients759
Paid by Medicare$222,070
Procedure codes28

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

  • 2023
  • 2024
Office and hospital visits
2023: 1,0932024: 1,091No change
Tests and treatments
2023: 9832024: 85014%
Other services
2023: 202024: 7223510%
Surgery
2023: 732024: 5821%

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

  • In an office2,24082%
  • In a facility48118%

Dr. Partida compared with the California median for interventional cardiologists, 2024

  • Dr. Partida
  • California median
Medicare services
2,721vs 2,38714% above
Medicare patients
759vs 751Close to median
Part D claims
3,772vs 1,8262.1 times

Medians across 573 interventional cardiologists in California with Dmand AI profiles that report each measure.

Dr. Partida'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. Partida

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

Dr. Ramon A. Partida treated 759 Medicare patients in 2024, average age 78

CMS counts 759 Medicare patients who saw Dr. Partida in 2024. The largest group is 75 to 84, with 373 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 9% are also on Medicaid. Their average risk score is 1.36, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Dr. Partida's median patient age at 77, with 39% women.

Medicare patients, 2024759
Average age78
Average risk score1.36
Also on Medicaid9%

Dr. Partida's Medicare patients by age, 2024

Dr. Partida's Medicare patients by sex, 2024

  • Women30440%
  • Men45560%

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

  1. High blood pressure75%
  2. High cholesterol75%
  3. Ischemic heart disease61%
  4. Arthritis44%
  5. Atrial fibrillation41%
  6. Heart failure38%
  7. Chronic kidney disease31%
  8. Diabetes27%

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

Dr. Partida's patients across all payers

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

Patient panel by age, all payers

Median age 77

Patient panel by sex, all payers

  • Women39%
  • Men59%

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

Dr. Ramon A. Partida wrote 3,991 Medicare Part D claims in 2024

In 2024, Dr. Partida wrote 3,991 Medicare Part D claims for 559 patients. 85% of them were for generic drugs. CMS names the drug for 3,772 of them, across 48 drugs with 11 or more claims each, at $756,758 in total drug cost. In 2023, CMS named 3,610 claims across 45 drugs.

Part D claims, 20243,991
Drugs named by CMS48
Total drug cost$756,758
Part D patients559

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

  • Generic3,379 claims85%
  • Brand-name612 claims15%

Dr. Partida'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. Partida's Part D claims, 2024

  • Antibiotics2%89 of 3,991 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: 3,6102024: 3,7724%

Drugs named by CMS: 48 in 2024, 45 in 2023.

See all prescribing by Dr. Partida

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. Ramon A. Partida scored 81 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 81 out of 100 for Dr. Partida for performance year 2024. CMS lists Dr. Partida as offering telehealth. CMS counts 37 procedures of coronary angioplasty and stenting by Dr. Partida, more than 73% of the clinicians it reports for that procedure.

Offers telehealth
Yes

Dr. Partida's MIPS scores, performance year 2024

  • 81of 100Final score
  • 80.9of 100Quality
  • 76of 100Promoting Interoperability
  • 40of 100Improvement Activities
  • 76of 100Cost

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

Where Dr. Partida ranks in Medicare procedure volume

Coronary angioplasty and stenting
73rd percentile37 procedures

CMS ranks each clinician against every clinician it reports for the same procedure category.

Pacemaker insertion or repair: 1 to 10 procedures (CMS shows small counts as a range)

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

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Dr. Ramon A. Partida has 8 publications on record

Dmand AI links 8 papers to Dr. Partida in 2016. 2016 was the busiest year, with 2. The most frequent topics are Coronary Artery Disease, Percutaneous Coronary Intervention and Stents. Dr. Partida's most frequent co-authors are Ami Bharat Bhatt, MD, Sammy Elmariah, MD, MPH and Brian Burns Ghoshhajra, MD.

Papers8

Topics Dr. Partida writes about most

  • Coronary Artery Disease
  • Percutaneous Coronary Intervention
  • Stents
  • Drug-Eluting Stents
  • Prosthesis Design

Dr. Partida's most frequent co-authors

Recent publications by Dr. Partida

See all 8 publications and co-authors

See who Dr. Partida researches with

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

How network discovery works

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

Dr. Ramon A. Partida received $45,956 in industry payments from 2016 to 2025

CMS Open Payments shows 531 general payments to Dr. Partida from 27 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 49% of the total. Medtronic Vascular, Inc. paid the most, $14,822.

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

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

$46Kin total
  • Food and beverage$22,33249%
  • Grants$11,00024%
  • Travel and lodging$10,68723%
  • Consulting fees$1,5003%
  • Other$4361%

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

Share is of all general payments to this clinician.

See all payments to Dr. Partida

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

Dr. Ramon A. Partida graduated from Harvard Medical School

Dr. Partida graduated from Harvard Medical School in 2008.

  1. Medical schoolHarvard Medical School
  2. Board certified in cardiovascular diseaseAmerican Board of Internal Medicine
  3. Board certified in interventional cardiologyAmerican Board of Internal Medicine

Source: Dmand AI Professional Profile Data

Dr. Ramon A. Partida accepts plans from 9 insurance carriers

Dr. Partida is in network with 9 carriers, including Aetna, Blue Cross Blue Shield of Michigan and United Healthcare. Medicare plans come from the most carriers, 7. Check the plan with the practice before a visit.

  • Aetna
  • Blue Cross Blue Shield of Michigan
  • United Healthcare
  • Blue Cross Blue Shield of Massachusetts
  • HCSC
  • Regence Health Plans
  • Blue Cross and Blue Shield of Kansas City
  • CMS Medicare
  • +1 more carriersWith a free account

Plan types Dr. Partida accepts, by number of carriers

  1. Medicare7
  2. PPO6
  3. HMO3
  4. POS3
  5. EPO2
  6. Medicaid1

Source: Dmand AI Insurance Network Data

Sources for Dr. Ramon A. Partida'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)Doctors and Clinicians Utilization Data (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. Ramon A. Partida

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. Ramon A. Partida's NPI number?

Dr. Ramon A. Partida's NPI number is 1295994440. It was assigned on June 3, 2008, and it is active in the NPI Registry.

What kind of doctor is Dr. Ramon A. Partida?

Dr. Ramon A. Partida is an interventional cardiologist in Larkspur, California. The primary specialty in the NPI Registry is Interventional Cardiology Physician (taxonomy code 207RI0011X).

Where does Dr. Ramon A. Partida practice?

Dr. Partida practices at 2 Bon Air Rd, Larkspur, CA 94939. Dr. Partida's primary practice is Prima Medical Foundation in Larkspur, California. Dmand AI also links Dr. Partida to 2 hospitals, 2 group practices and clinics and 1 medical group.

What is Dr. Ramon A. Partida's office phone number?

The practice phone on file for Dr. Partida is (415) 884-1840.

What is Dr. Ramon A. Partida's medical license number?

Dr. Partida holds California license C149275, one of the licenses on file in 3 states.

Which states has Dr. Ramon A. Partida been licensed in?

Dmand AI has state licenses on file for Dr. Partida in California (2017 to 2026), Massachusetts (2010 to 2019) and New Hampshire (2016 to 2018).

Which hospitals is Dr. Ramon A. Partida affiliated with?

Dr. Partida is affiliated with MarinHealth Medical Center. Dmand AI links Dr. Partida to 2 more hospitals.

What medical group is Dr. Ramon A. Partida part of?

Dr. Partida is linked to UCSF Medical Group. Dmand AI links Dr. Partida to 1 more medical group.

Does Dr. Ramon A. Partida accept Medicare?

Yes. CMS data shows Dr. Partida billed Medicare for 2,721 services in 2024.

Does Dr. Ramon A. Partida offer telehealth?

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

Show 11 more questionsShow fewer questions

What is Dr. Ramon A. Partida's MIPS score?

Dr. Partida's MIPS final score for performance year 2024 is 81 out of 100.

How many Medicare patients does Dr. Ramon A. Partida see?

CMS counts 759 Medicare patients who saw Dr. Partida in 2024, with an average age of 78.

Is Dr. Ramon A. Partida board certified?

Yes. Dr. Partida is board certified in cardiovascular disease by the American Board of Internal Medicine.

What services does Dr. Ramon A. Partida bill to Medicare?

In 2024, Dr. Partida's most billed Medicare services were medicare service (G2211), office visit, established patient (99214) and office visit, established patient (99215).

Where did Dr. Ramon A. Partida go to medical school?

Dr. Partida graduated from Harvard Medical School in 2008.

What drugs does Dr. Ramon A. Partida prescribe most?

In 2024 Medicare Part D data, Dr. Partida's most prescribed drugs by claims were Atorvastatin Calcium, Metoprolol Succinate and Losartan Potassium.

Has Dr. Ramon A. Partida received payments from drug or device companies?

CMS Open Payments shows $45,956 in general payments to Dr. Partida from 27 companies from 2016 to 2025. The largest total came from Medtronic Vascular, Inc.

How long has Dr. Ramon A. Partida been practicing?

Dr. Partida graduated from medical school in 2008, 18 years ago.

Does Dr. Ramon A. Partida do research?

Dmand AI links 8 publications to Dr. Partida.

Who does Dr. Ramon A. Partida publish with?

Dr. Partida's most frequent co-authors are Ami Bharat Bhatt, MD (1 shared paper), Sammy Elmariah, MD, MPH (1 shared paper) and Brian Burns Ghoshhajra, MD (1 shared paper).

What insurance does Dr. Ramon A. Partida accept?

Dr. Partida is in network with 9 carriers, including Aetna, Blue Cross Blue Shield of Michigan and United Healthcare. Medicare plans come from the most carriers, 7. Check the plan with the practice before a visit.

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