Dr. Ernest Brahn, MD

  • Los Angeles, CA
  • Rheumatologist
NPI1528092079PAC ID4880879246
Medicare services, 2024
44
Medicare patients, 2024
54
Part D claims, 2024
310
MIPS score, 2024
88
Hospital affiliations
1
Practice address
200 Medical Plz, Los Angeles, CA 90024
Practice phone
Call (310) 794-9206
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Peter Morton UCLA Medical Building

Los Angeles, California

See all 4 affiliations

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Dr. Ernest Brahn is a rheumatologist in Los Angeles, California

Dr. Brahn practices at Peter Morton UCLA Medical Building in Los Angeles, California.

Dr. Brahn's NPI, 1528092079, was assigned on July 10, 2006. Dr. Brahn graduated from Pritzker School of Medicine in 1978. Dr. Brahn's California license number on file is G42065.

NPI and contact details
Medicare PAC ID
4880879246
NPI enumeration date
July 10, 2006
NPI status
Active
Accepts Medicare assignment
Yes
Offers telehealth
Yes
Practice phone
(310) 794-9206
Professional email
Get email
Personal email
Get email
Mobile number
Get number
Sex
Male
Estimated age
74
Medical school graduation
1978

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

Dr. Ernest Brahn practices at Peter Morton UCLA Medical Building in Los Angeles, California

Dr. Brahn's primary practice is Peter Morton UCLA Medical Building, at 200 Medical Plz, Los Angeles, CA 90024 in Los Angeles County. The practice phone is (310) 794-9206.

  • Peter Morton UCLA Medical Building
    200 Medical Plz, Los Angeles, CA 90024 · Los Angeles CountyPhone(310) 794-9206

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

Dr. Ernest Brahn is affiliated with 3 sites of care and 1 medical group

Dr. Brahn's primary practice is Peter Morton UCLA Medical Building in Los Angeles, California. Dr. Brahn is also affiliated with Ronald Reagan UCLA Medical Center. The medical group on file is UCLA Medical Group. Dmand AI also links Dr. Brahn to 1 more group practice or clinic, named with a free account.

See all 4 affiliations for Dr. Brahn

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

Dmand AI tracks the EHR system at Dr. Ernest Brahn's practice

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

EHR by site
SiteEHR vendor and product
Peter Morton UCLA Medical BuildingAvailable with a free account
+2 more affiliated sitesAvailable with a free account

Source: Dmand AI Technology Install Data

For health IT teams

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Dr. Ernest Brahn is one of 821 rheumatologists in California

Rheumatology is Dr. Brahn's primary specialty in the NPI Registry, under taxonomy code 207RR0500X. Dr. Brahn is board certified in internal medicine by the American Board of Internal Medicine. Dr. Brahn has a license on file in California.

Specialties and state licenses

  • Rheumatology, CaliforniaPrimaryLicense G42065 · 1980 to 2025 · taxonomy 207RR0500X

Clinical focus

Dmand AI lists arthritis, gout, joint pain, muscle pain, fibromyalgia, and limb pain, osteoporosis and rheumatoid arthritis among the conditions Dr. Brahn treats.

Rheumatologists near Dr. Brahn

Counts of rheumatologists 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. Ernest Brahn billed Medicare for 44 services in 2024

CMS data shows 44 Medicare services from Dr. Brahn across 2 procedure codes in 2024, all of them office visits, for 54 Medicare patients. Medicare paid $2,356 for them. Every service was in a facility, such as a hospital, rather than an office.

Medicare services, 202444
Medicare patients54
Paid by Medicare$2,356
Procedure codes2

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

  • 2023
  • 2024
Office and hospital visits
2023: 712024: 4438%

Dr. Brahn compared with the California median for rheumatologists, 2024

  • Dr. Brahn
  • California median
Medicare services
44vs 90095% below
Medicare patients
54vs 21675% below
Part D claims
239vs 96275% below

Medians across 773 rheumatologists in California with Dmand AI profiles that report each measure.

Dr. Brahn'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. Brahn

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

Dr. Ernest Brahn treated 54 Medicare patients in 2024, average age 71

CMS counts 54 Medicare patients who saw Dr. Brahn in 2024. The largest group is 75 to 84, with 21 patients. 75% of them have arthritis, and 75% have high cholesterol. 26% are also on Medicaid. Their average risk score is 2.42, 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. Brahn's median patient age at 67, with 58% women.

Medicare patients, 202454
Average age71
Average risk score2.42
Also on Medicaid26%

Dr. Brahn's Medicare patients by age, 2024

CMS leaves out age groups with fewer than 11 patients.

Dr. Brahn's Medicare patients by sex, 2024

  • Women3667%
  • Men1833%

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

  1. Arthritis75%
  2. High cholesterol75%
  3. High blood pressure67%
  4. Ischemic heart disease37%
  5. Depression35%
  6. Mood disorders35%
  7. Chronic kidney disease33%
  8. Anxiety26%

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

Dr. Brahn's patients across all payers

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

Patient panel by age, all payers

Median age 67

Patient panel by sex, all payers

  • Women58%
  • Men42%

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

Dr. Ernest Brahn wrote 310 Medicare Part D claims in 2024

In 2024, Dr. Brahn wrote 310 Medicare Part D claims for 46 patients. 88% of them were for generic drugs. CMS names the drug for 239 of them, across 8 drugs with 11 or more claims each, at $159,077 in total drug cost. In 2023, CMS named 222 claims across 8 drugs.

Part D claims, 2024310
Drugs named by CMS8
Total drug cost$159,077
Part D patients46

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

  • Generic274 claims88%
  • Brand-name36 claims12%

Dr. Brahn'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: 2222024: 2398%

Drugs named by CMS: 8 in 2024, 8 in 2023.

See all prescribing by Dr. Brahn

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. Ernest Brahn scored 88 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 88 out of 100 for Dr. Brahn for performance year 2024, reported as part of a group. Dr. Brahn accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Brahn as offering telehealth.

Accepts Medicare assignment
Yes
Offers telehealth
Yes

Dr. Brahn's MIPS scores, performance year 2024

  • 88of 100Final score
  • 79.4of 100Quality
  • 100of 100Promoting Interoperability
  • 40of 100Improvement Activities
  • 74of 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

For MedTech and pharma teams

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Dr. Ernest Brahn received $213,403 in industry payments from 2016 to 2024

CMS Open Payments shows 114 general payments to Dr. Brahn from 10 drug and device companies from 2016 to 2024. Grants make up the largest share, 74% of the total. Pfizer Inc. paid the most, $160,152.

General payments to Dr. Brahn by program year, 2016 to 2024

General payments to Dr. Brahn by kind, 2016 to 2024

$213.4Kin total
  • Grants$157,64674%
  • Speaker and faculty fees$34,85016%
  • Travel and lodging$12,9366%
  • Consulting fees$6,0003%
  • Food and beverage$1,9711%

Companies that paid Dr. Brahn the most, 2016 to 2024

Share is of all general payments to this clinician.

See all payments to Dr. Brahn

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

Dr. Ernest Brahn graduated from Pritzker School of Medicine

Dr. Brahn graduated from Pritzker School of Medicine in 1978.

  1. Medical schoolPritzker School of Medicine
  2. Board certified in internal medicineAmerican Board of Internal Medicine
  3. Board certified in rheumatologyAmerican Board of Internal Medicine

Source: Dmand AI Professional Profile Data

Dr. Ernest Brahn accepts plans from 14 insurance carriers

Dr. Brahn is in network with 14 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
  • Regence Health Plans
  • Alliant Health Plans
  • +6 more carriersWith a free account

Plan types Dr. Brahn accepts, by number of carriers

  1. PPO9
  2. HMO7
  3. Medicare7
  4. EPO4
  5. POS3

Source: Dmand AI Insurance Network Data

Sources for Dr. Ernest Brahn'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)
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. Ernest Brahn

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. Ernest Brahn's NPI number?

Dr. Ernest Brahn's NPI number is 1528092079. It was assigned on July 10, 2006, and it is active in the NPI Registry.

What kind of doctor is Dr. Ernest Brahn?

Dr. Ernest Brahn is a rheumatologist in Los Angeles, California. The primary specialty in the NPI Registry is Rheumatology Physician (taxonomy code 207RR0500X).

Where does Dr. Ernest Brahn practice?

Dr. Brahn practices at 200 Medical Plz, Los Angeles, CA 90024. Dr. Brahn's primary practice is Peter Morton UCLA Medical Building in Los Angeles, California. Dmand AI also links Dr. Brahn to 1 group practice or clinic.

What is Dr. Ernest Brahn's office phone number?

The practice phone on file for Dr. Brahn is (310) 794-9206.

What is Dr. Ernest Brahn's medical license number?

Dr. Brahn's California license number on file is G42065.

Which hospitals is Dr. Ernest Brahn affiliated with?

Dr. Brahn is affiliated with Ronald Reagan UCLA Medical Center.

What medical group is Dr. Ernest Brahn part of?

Dr. Brahn is linked to UCLA Medical Group.

Does Dr. Ernest Brahn accept Medicare?

Yes. CMS data shows Dr. Brahn billed Medicare for 44 services in 2024, and Dr. Brahn accepts Medicare assignment.

Does Dr. Ernest Brahn offer telehealth?

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

What is Dr. Ernest Brahn's MIPS score?

Dr. Brahn's MIPS final score for performance year 2024 is 88 out of 100, reported as part of a group.

Show 8 more questionsShow fewer questions

How many Medicare patients does Dr. Ernest Brahn see?

CMS counts 54 Medicare patients who saw Dr. Brahn in 2024, with an average age of 71.

Is Dr. Ernest Brahn board certified?

Yes. Dr. Brahn is board certified in internal medicine by the American Board of Internal Medicine.

What services does Dr. Ernest Brahn bill to Medicare?

In 2024, Dr. Brahn's most billed Medicare services were office visit, established patient (99213) and office visit, established patient (99214).

Where did Dr. Ernest Brahn go to medical school?

Dr. Brahn graduated from Pritzker School of Medicine in 1978.

What drugs does Dr. Ernest Brahn prescribe most?

In 2024 Medicare Part D data, Dr. Brahn's most prescribed drugs by claims were Meloxicam, Methotrexate and Leucovorin Calcium.

Has Dr. Ernest Brahn received payments from drug or device companies?

CMS Open Payments shows $213,403 in general payments to Dr. Brahn from 10 companies from 2016 to 2024. The largest total came from Pfizer Inc.

How long has Dr. Ernest Brahn been practicing?

Dr. Brahn graduated from medical school in 1978, 48 years ago.

What insurance does Dr. Ernest Brahn accept?

Dr. Brahn is in network with 14 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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