Mark Larroque, PA

  • Corte Madera, CA
  • Physician assistant
NPI1396143855PAC ID3274858550
Medicare services, 2024
147
Medicare patients, 2024
133
Part D claims, 2024
83
Affiliated sites
2
Medical groups
3
Practice address
411 3rd St, San Rafael, CA 94901-3548
Practice phone
Call (415) 924-4525
Professional email
Get professional email
Personal email
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Mobile number
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Social profiles

Primary practice

Medical Center Of Marin

Multi-specialty group site · San Rafael, California

See all 5 affiliations

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Mark Larroque is a physician assistant in Corte Madera, California

Mark Larroque practices at Medical Center Of Marin in San Rafael, California.

Mark Larroque's NPI, 1396143855, was assigned on December 16, 2014. Mark Larroque holds California license 51573.

NPI and contact details
Medicare PAC ID
3274858550
NPI enumeration date
December 16, 2014
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(415) 924-4525
Professional email
Get email
Personal email
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Mobile number
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Sex
Male

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

Mark Larroque practices in San Rafael and Corte Madera

Mark Larroque's primary practice is Medical Center of Marin, at 411 3rd St, San Rafael, CA 94901-3548. The practice phone is (415) 924-4525. The NPI Registry lists Mark Larroque's practice address as 303 Corte Madera Town Ctr, Corte Madera, CA 94925.

  • Medical Center of MarinPrimary
    411 3rd St, San Rafael, CA 94901-3548Phone(415) 924-4525
  • NPI Registry address
    303 Corte Madera Town Ctr, Corte Madera, CA 94925 · Marin CountyPhone(415) 246-7727

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

Mark Larroque is affiliated with 2 sites of care and 3 medical groups

Mark Larroque's primary practice is Medical Center Of Marin in San Rafael, California. The medical group on file is Carbon Health. Dmand AI also links Mark Larroque to 2 more medical groups and 1 group practice or clinic, each named with a free account.

See all 5 affiliations for Mark Larroque

Sources: Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)

Dmand AI tracks the EHR system at Mark Larroque's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Mark Larroque practices, 2 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Medical Center Of MarinAvailable with a free account
+1 more site and 2 medical groupsAvailable with a free account

Source: Dmand AI Technology Install Data

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Mark Larroque is one of 2,381 physician assistants in California

Medical is Mark Larroque's primary specialty in the NPI Registry, under taxonomy code 363AM0700X. Mark Larroque is licensed in California.

Specialties and state licenses

  • Medical physician assistant, CaliforniaPrimaryLicense 51573 · taxonomy 363AM0700X

Physician assistants near Mark Larroque

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

2,381physician assistants in California
3physician assistants in Corte Madera

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

Mark Larroque billed Medicare for 147 services in 2024

CMS data shows 147 Medicare services from Mark Larroque across 5 procedure codes in 2024, for 133 Medicare patients. Medicare paid $10,239 for them. Every service was in an office.

Medicare services, 2024147
Medicare patients133
Paid by Medicare$10,239
Procedure codes5

Mark Larroque's Medicare services by type, 2024

  1. Office and hospital visits133
  2. Lab and pathology14

Mark Larroque compared with the California median for physician assistants, 2024

  • Mark Larroque
  • California median
Medicare services
147vs 27847% below
Medicare patients
133vs 11615% above
Part D claims
12vs 44097% below

Medians across 1,473 physician assistants in California with Dmand AI profiles that report each measure.

Mark Larroque'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 Mark Larroque

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

Mark Larroque treated 133 Medicare patients in 2024, average age 76

CMS counts 133 Medicare patients who saw Mark Larroque in 2024. The largest group is 75 to 84, with 68 patients. 75% of them have high cholesterol, and 53% have high blood pressure. Their average risk score is 0.96, where 1.00 is the Medicare average.

Medicare patients, 2024133
Average age76
Average risk score0.96

Mark Larroque's Medicare patients by age, 2024

CMS leaves out age groups with fewer than 11 patients.

Mark Larroque's Medicare patients by sex, 2024

  • Women9471%
  • Men3929%

Chronic conditions among Mark Larroque's Medicare patients, 2024

  1. High cholesterol75%
  2. High blood pressure53%
  3. Arthritis51%
  4. Anxiety33%
  5. Osteoporosis27%
  6. Mood disorders23%
  7. Depression22%
  8. Cancer16%

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

Source: Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data

Mark Larroque wrote 83 Medicare Part D claims in 2024

In 2024, Mark Larroque wrote 83 Medicare Part D claims for 75 patients. 88% of them were for generic drugs. CMS names the drug for 12 of them, across 1 drug with 11 or more claims each, at $58 in total drug cost.

Part D claims, 202483
Drugs named by CMS1
Total drug cost$58
Part D patients75

Mark Larroque's Part D claims by kind of drug, 2024

  • Generic73 claims88%
  • Brand-name and other10 claims12%

Mark Larroque'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 Mark Larroque's Part D claims, 2024

  • Antibiotics46%38 of 83 claims

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

See all prescribing by Mark Larroque

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

How Mark Larroque takes part in Medicare

Mark Larroque accepts Medicare assignment, so Medicare's approved amount is taken as full payment.

Accepts Medicare assignment
Yes

Source: Doctors and Clinicians National Downloadable File (CMS)

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Sources for Mark Larroque'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 Affiliation DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Dmand AI Practice Data
Primary practice, affiliations and health systemDmand AI Affiliation DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)
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 panelMedicare 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)
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 Mark Larroque

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

What is Mark Larroque's NPI number?

Mark Larroque's NPI number is 1396143855. It was assigned on December 16, 2014, and it is active in the NPI Registry.

What does Mark Larroque specialize in?

Mark Larroque is a physician assistant in Corte Madera, California. The primary specialty in the NPI Registry is Medical Physician Assistant (taxonomy code 363AM0700X).

Where does Mark Larroque practice?

Mark Larroque practices at 411 3rd St, San Rafael, CA 94901-3548. Mark Larroque also practices at 303 Corte Madera Town Ctr, Corte Madera, CA 94925. Mark Larroque's primary practice is Medical Center Of Marin in San Rafael, California. Dmand AI also links Mark Larroque to 2 medical groups and 1 group practice or clinic.

What is Mark Larroque's office phone number?

The practice phone on file for Mark Larroque is (415) 924-4525.

What is Mark Larroque's medical license number?

Mark Larroque holds California license 51573.

What medical group is Mark Larroque part of?

Mark Larroque is linked to Carbon Health. Dmand AI links Mark Larroque to 2 more medical groups.

Does Mark Larroque accept Medicare?

Yes. CMS data shows Mark Larroque billed Medicare for 147 services in 2024, and Mark Larroque accepts Medicare assignment.

How many Medicare patients does Mark Larroque see?

CMS counts 133 Medicare patients who saw Mark Larroque in 2024, with an average age of 76.

What services does Mark Larroque bill to Medicare?

In 2024, Mark Larroque's most billed Medicare services were office visit, established patient (99214), office visit, established patient (99213) and office visit, new patient (99204).

What drugs does Mark Larroque prescribe most?

In 2024 Medicare Part D data, Mark Larroque's most prescribed drugs by claims were Prednisone.

How long has Mark Larroque been practicing?

Mark Larroque's NPI was assigned in 2014.

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