Dr. Brian D. Brosnan, MD

  • Panorama City, CA
  • Dermatologist
NPI1932299039PAC ID1052372679
Medicare services, 2018
12
Medicare patients, 2024
13
Part D claims, 2024
1,608
Publications
3
Hospital affiliations
1
Practice address
13652 Cantara St, Panorama City, CA 91402
Practice phone
Call (818) 375-2000
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Panorama City Medical Center

Hospital · Panorama City, California

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Dr. Brian D. Brosnan is a dermatologist in Panorama City, California

Dr. Brosnan practices at Panorama City Medical Center in Panorama City, California, part of Kaiser Permanente.

Dr. Brosnan's NPI, 1932299039, was assigned on October 13, 2006. Dr. Brosnan graduated from New York Medical College in 2000. Dr. Brosnan holds California license A87446.

NPI and contact details
Medicare PAC ID
1052372679
NPI enumeration date
October 13, 2006
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(818) 375-2000
Professional email
Get email
Personal email
Get email
Mobile number
Get number
Sex
Male
Estimated age
52
Medical school graduation
2000

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

Dr. Brian D. Brosnan practices at Panorama City Medical Center in Panorama City, California

Dr. Brosnan's primary practice is Panorama City Medical Center, at 13652 Cantara St, Panorama City, CA 91402 in Los Angeles County. The practice phone is (818) 375-2000.

Source: Dmand AI Affiliation Data

Dr. Brian D. Brosnan is affiliated with 1 site of care and 1 medical group

Dr. Brosnan's primary practice is Panorama City Medical Center in Panorama City, California, part of Kaiser Permanente. The medical group on file is Southern California Permanente Medical Group.

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

Dmand AI tracks the EHR system at Dr. Brian D. Brosnan's practice

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

EHR by site
SiteEHR vendor and product
Panorama City Medical CenterAvailable with a free account

Source: Dmand AI Technology Install Data

For health IT teams

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Dr. Brian D. Brosnan is one of 1,910 dermatologists in California

Dermatology is Dr. Brosnan's primary specialty in the NPI Registry, under taxonomy code 207N00000X. Dr. Brosnan is board certified in dermatology by the American Board of Dermatology. Dr. Brosnan is licensed in California.

Specialties and state licenses

  • Dermatology, CaliforniaPrimaryLicense A87446 · 2004 to 2026 · taxonomy 207N00000X

Clinical focus

Dmand AI lists contact dermatitis and skin cyst among the conditions Dr. Brosnan treats.

Dermatologists near Dr. Brosnan

Counts of dermatologists 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. Brian D. Brosnan billed Medicare for 12 services in 2018

CMS data shows 12 Medicare services from Dr. Brosnan across 1 procedure code in 2018, all of them office visits, for 13 Medicare patients. Medicare paid $598 for them. Every service was in an office.

Medicare services, 201812
Medicare patients13
Paid by Medicare$598
Procedure codes1

Dr. Brosnan compared with the California median for dermatologists, 2018

  • Dr. Brosnan
  • California median
Medicare services
12vs 1,75099% below
Medicare patients
13vs 37797% below
Part D claims
1,475vs 3674.0 times

Medians across 1,831 dermatologists in California with Dmand AI profiles that report each measure.

Dr. Brosnan's most billed Medicare procedure codes, 2018

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. Brosnan

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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Brosnan and other dermatologists in California.

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

Dr. Brian D. Brosnan treated 13 Medicare patients in 2024, average age 62

CMS counts 13 Medicare patients who saw Dr. Brosnan in 2024. The largest group is 85 and over, with 0 patients. Their average risk score is 0.98, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Dr. Brosnan's median patient age at 41, with 56% women.

Medicare patients, 202413
Average age62
Average risk score0.98

Dr. Brosnan's Medicare patients by age, 2024

CMS leaves out age groups with fewer than 11 patients.

Dr. Brosnan's patients across all payers

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

Patient panel by age, all payers

Median age 41

Patient panel by sex, all payers

  • Women56%
  • Men43%

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

Dr. Brian D. Brosnan wrote 1,608 Medicare Part D claims in 2024

In 2024, Dr. Brosnan wrote 1,608 Medicare Part D claims for 594 patients. 86% of them were for generic drugs. CMS names the drug for 1,475 of them, across 31 drugs with 11 or more claims each, at $625,786 in total drug cost. In 2023, CMS named 1,326 claims across 29 drugs.

Part D claims, 20241,608
Drugs named by CMS31
Total drug cost$625,786
Part D patients594

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

  • Generic1,376 claims86%
  • Brand-name232 claims14%

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

  • Antibiotics4%67 of 1,608 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: 1,3262024: 1,47511%

Drugs named by CMS: 31 in 2024, 29 in 2023.

See all prescribing by Dr. Brosnan

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. Brian D. Brosnan ranks in the 58th percentile for removal of skin lesions in Medicare

Dr. Brosnan accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 11 procedures of removal of skin lesions by Dr. Brosnan, more than 58% of the clinicians it reports for that procedure.

Accepts Medicare assignment
Yes

Where Dr. Brosnan ranks in Medicare procedure volume

Removal of skin lesions
58th percentile11 procedures

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

Skin biopsy: 1 to 10 procedures (CMS shows small counts as a range)

Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)

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Dr. Brian D. Brosnan has 3 publications on record

Dmand AI links 3 papers to Dr. Brosnan. The most frequent topics are Cardiovascular Agents, Skin Diseases and Cardiovascular Diseases. Dr. Brosnan has published most often in Cardiol Rev.

Papers3

Topics Dr. Brosnan writes about most

  • Cardiovascular Agents
  • Skin Diseases
  • Cardiovascular Diseases

Recent publications by Dr. Brosnan

See all 3 publications and co-authors

See who Dr. Brosnan researches with

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

How network discovery works

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

Dr. Brian D. Brosnan received $1,071 in industry payments from 2016 to 2025

CMS Open Payments shows 17 general payments to Dr. Brosnan from 10 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 99% of the total. Pfizer Inc. paid the most, $342.

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

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

$1.1Kin total
  • Food and beverage$1,05699%
  • Education$151%

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

Share is of all general payments to this clinician.

See all payments to Dr. Brosnan

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

Dr. Brian D. Brosnan has 2 awards and honors on record

Dmand AI lists 2 awards for Dr. Brosnan, most recently CMS Stage 1 2012 in 2011.

Awards and honors for Dr. Brosnan

  1. 2011
    • CMS Stage 1 2012
  2. Undated
    • AAD Fellow

Source: Dmand AI Professional Profile Data

Dr. Brian D. Brosnan graduated from New York Medical College

Dr. Brosnan graduated from New York Medical College in 2000. Dr. Brosnan is a member of AAD.

  1. Medical schoolNew York Medical College
  2. Board certified in dermatologyAmerican Board of Dermatology

Source: Dmand AI Professional Profile Data

Dr. Brian D. Brosnan accepts plans from 2 insurance carriers

Dr. Brosnan is in network with 2 carriers, including Kaiser Permanente and CMS Medicare. EPO plans come from the most carriers, 1. Check the plan with the practice before a visit.

  • Kaiser Permanente
  • CMS Medicare

Plan types Dr. Brosnan accepts, by number of carriers

  1. EPO1
  2. HMO1
  3. Medicare1
  4. POS1

Source: Dmand AI Insurance Network Data

Sources for Dr. Brian D. Brosnan'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)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)
Awards and committee rolesDmand AI Professional Profile Data
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. Brian D. Brosnan

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. Brian D. Brosnan's NPI number?

Dr. Brian D. Brosnan's NPI number is 1932299039. It was assigned on October 13, 2006, and it is active in the NPI Registry.

What kind of doctor is Dr. Brian D. Brosnan?

Dr. Brian D. Brosnan is a dermatologist in Panorama City, California. The primary specialty in the NPI Registry is Dermatology Physician (taxonomy code 207N00000X).

Where does Dr. Brian D. Brosnan practice?

Dr. Brosnan practices at 13652 Cantara St, Panorama City, CA 91402. Dr. Brosnan's primary practice is Panorama City Medical Center in Panorama City, California, part of Kaiser Permanente.

What is Dr. Brian D. Brosnan's office phone number?

The practice phone on file for Dr. Brosnan is (818) 375-2000.

What is Dr. Brian D. Brosnan's medical license number?

Dr. Brosnan holds California license A87446.

Which hospitals is Dr. Brian D. Brosnan affiliated with?

Dr. Brosnan practices at Panorama City Medical Center in Panorama City, California.

What medical group is Dr. Brian D. Brosnan part of?

Dr. Brosnan is linked to Southern California Permanente Medical Group.

Does Dr. Brian D. Brosnan accept Medicare?

Yes. CMS data shows Dr. Brosnan billed Medicare for 12 services in 2018, and Dr. Brosnan accepts Medicare assignment.

How many Medicare patients does Dr. Brian D. Brosnan see?

CMS counts 13 Medicare patients who saw Dr. Brosnan in 2024, with an average age of 62.

Is Dr. Brian D. Brosnan board certified?

Yes. Dr. Brosnan is board certified in dermatology by the American Board of Dermatology.

Show 7 more questionsShow fewer questions

What services does Dr. Brian D. Brosnan bill to Medicare?

In 2018, Dr. Brosnan's most billed Medicare services were office visit, established patient (99213).

Where did Dr. Brian D. Brosnan go to medical school?

Dr. Brosnan graduated from New York Medical College in 2000.

What drugs does Dr. Brian D. Brosnan prescribe most?

In 2024 Medicare Part D data, Dr. Brosnan's most prescribed drugs by claims were Clobetasol Propionate, Betamethasone Diprop Augmented and Fluorouracil.

Has Dr. Brian D. Brosnan received payments from drug or device companies?

CMS Open Payments shows $1,071 in general payments to Dr. Brosnan from 10 companies from 2016 to 2025. The largest total came from Pfizer Inc.

How long has Dr. Brian D. Brosnan been practicing?

Dr. Brosnan graduated from medical school in 2000, 26 years ago.

Does Dr. Brian D. Brosnan do research?

Dmand AI links 3 publications to Dr. Brosnan.

What insurance does Dr. Brian D. Brosnan accept?

Dr. Brosnan is in network with 2 carriers, including Kaiser Permanente and CMS Medicare. EPO plans come from the most carriers, 1. Check the plan with the practice before a visit.

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