Dr. Ron Alexander Birnbaum, MD

  • Los Angeles, CA
  • Dermatologist
NPI1942412291PAC ID5698942415
Medicare services, 2024
498
Medicare patients, 2024
111
Part D claims, 2024
222
Publications
3
Industry payments
$82
Practice address
1530 South Olive Street, Los Angeles, CA 90015
Practice phone
Call (213) 747-5542
Professional email
Get professional email
Personal email
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Mobile number
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Social profiles

Primary practice

Eisner Health - Los Angeles

FQHC - Main Site · Los Angeles, California

See all 5 affiliations

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Dr. Ron Alexander Birnbaum is a dermatologist in Los Angeles, California

Dr. Birnbaum practices at Eisner Health - Los Angeles in Los Angeles, California.

Dr. Birnbaum's NPI, 1942412291, was assigned on May 7, 2007. Dr. Birnbaum graduated from UCSF School of Medicine in 1999. Dr. Birnbaum holds California license A83358.

NPI and contact details
Medicare PAC ID
5698942415
NPI enumeration date
May 7, 2007
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(213) 747-5542
Professional email
Get email
Personal email
Get email
Mobile number
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Sex
Male
Estimated age
53
Medical school graduation
1999

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

Dr. Ron Alexander Birnbaum practices at Eisner Health - Los Angeles in Los Angeles, California

Dr. Birnbaum's primary practice is Eisner Health - Los Angeles, at 1530 South Olive Street, Los Angeles, CA 90015 in Los Angeles County. The practice phone is (213) 747-5542.

  • Eisner Health - Los Angeles
    1530 South Olive Street, Los Angeles, CA 90015 · Los Angeles CountyPhone(213) 747-5542

Source: Dmand AI Affiliation Data

Dr. Ron Alexander Birnbaum is affiliated with 2 sites of care and 3 medical groups

Dr. Birnbaum's primary practice is Eisner Health - Los Angeles in Los Angeles, California. The medical group on file is Harbor-UCLA Medical Center. Dmand AI also links Dr. Birnbaum to 2 more medical groups and 1 group practice or clinic, each named with a free account. Dr. Birnbaum's employer is on file too: a community health center (fqhc).

See all 5 affiliations for Dr. Birnbaum

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

Dmand AI tracks the EHR system at Dr. Ron Alexander Birnbaum's practice

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

EHR by site
SiteEHR vendor and product
Eisner Health - Los AngelesAvailable 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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Dr. Ron Alexander Birnbaum is one of 1,910 dermatologists in California

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

Specialties and state licenses

  • Dermatology, CaliforniaPrimaryLicense A83358 · 2003 to 2027 · taxonomy 207N00000X

Clinical focus

Dmand AI lists cold sores or genital herpes, contact dermatitis, facial skin infection, hives, itchy rashes, joint cyst, minor injury to a limb and psoriasis among the conditions Dr. Birnbaum treats.

Dermatologists near Dr. Birnbaum

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. Ron Alexander Birnbaum billed Medicare for 498 services in 2024

CMS data shows 498 Medicare services from Dr. Birnbaum across 8 procedure codes in 2024, for 111 Medicare patients. Medicare paid $18,889 for them. Every service was in an office.

Medicare services, 2024498
Medicare patients111
Paid by Medicare$18,889
Procedure codes8

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

  • 2023
  • 2024
Surgery
2023: 2222024: 35861%
Office and hospital visits
2023: 1172024: 14020%

Dr. Birnbaum compared with the California median for dermatologists, 2024

  • Dr. Birnbaum
  • California median
Medicare services
498vs 1,75072% below
Medicare patients
111vs 37771% below
Part D claims
144vs 36761% below

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

Dr. Birnbaum'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. Birnbaum

Need commercial claims for Dr. Birnbaum?

Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Birnbaum 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. Ron Alexander Birnbaum treated 111 Medicare patients in 2024, average age 74

CMS counts 111 Medicare patients who saw Dr. Birnbaum in 2024. The largest group is 65 to 74, with 62 patients. 68% of them have high cholesterol, and 56% have high blood pressure. Their average risk score is 1.05, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Dr. Birnbaum's median patient age at 50, with 60% women.

Medicare patients, 2024111
Average age74
Average risk score1.05

Dr. Birnbaum's Medicare patients by age, 2024

CMS leaves out age groups with fewer than 11 patients.

Dr. Birnbaum's Medicare patients by sex, 2024

  • Women6458%
  • Men4742%

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

  1. High cholesterol68%
  2. High blood pressure56%
  3. Arthritis48%
  4. Anxiety24%
  5. Diabetes23%
  6. Ischemic heart disease23%
  7. Mood disorders23%
  8. Depression20%

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

Dr. Birnbaum's patients across all payers

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

Patient panel by age, all payers

Median age 50

Patient panel by sex, all payers

  • Women60%
  • Men40%

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

Dr. Ron Alexander Birnbaum wrote 222 Medicare Part D claims in 2024

In 2024, Dr. Birnbaum wrote 222 Medicare Part D claims for 80 patients. 98% of them were for generic drugs. CMS names the drug for 144 of them, across 4 drugs with 11 or more claims each, at $2,883 in total drug cost. In 2023, CMS named 160 claims across 5 drugs.

Part D claims, 2024222
Drugs named by CMS4
Total drug cost$2,883
Part D patients80

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

  • Generic217 claims98%
  • Brand-name and other5 claims2%

Dr. Birnbaum'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: 1602024: 14410%

Drugs named by CMS: 4 in 2024, 5 in 2023.

See all prescribing by Dr. Birnbaum

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. Ron Alexander Birnbaum ranks in the 75th percentile for removal of skin lesions in Medicare

Dr. Birnbaum accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 105 procedures of removal of skin lesions by Dr. Birnbaum, more than 75% of the clinicians it reports for that procedure.

Accepts Medicare assignment
Yes

Where Dr. Birnbaum ranks in Medicare procedure volume

Removal of skin lesions
75th percentile105 procedures

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

Melanoma (skin cancer) excision: 1 to 10 procedures (CMS shows small counts as a range)

Removal or shaving of skin growth: 1 to 10 procedures (CMS shows small counts as a range)

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. Ron Alexander Birnbaum has 3 publications on record

Dmand AI links 3 papers to Dr. Birnbaum. Dr. Birnbaum's most frequent co-authors are Noah A. Craft, MD, Reyhaneh Hamidi, MD and Peter Plato Lew, MD.

Papers3

Dr. Birnbaum's most frequent co-authors

Recent publications by Dr. Birnbaum

See all 3 publications and co-authors

See who Dr. Birnbaum researches with

Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Birnbaum 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. Ron Alexander Birnbaum received $82 in industry payments from 2016 to 2024

CMS Open Payments shows 4 general payments to Dr. Birnbaum from 4 drug and device companies from 2016 to 2024. Food and beverage make up the largest share, 100% of the total. Amgen Inc. paid the most, $24.

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

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

Share is of all general payments to this clinician.

See all payments to Dr. Birnbaum

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

Dr. Ron Alexander Birnbaum has 1 award and honors on record

Dmand AI lists 1 award for Dr. Birnbaum.

Awards and honors for Dr. Birnbaum

  1. Undated
    • AAD Fellow

Source: Dmand AI Professional Profile Data

Dr. Ron Alexander Birnbaum graduated from UCSF School of Medicine

Dr. Birnbaum graduated from UCSF School of Medicine in 1999. Dr. Birnbaum is a member of AAD.

  1. Medical schoolUCSF School of Medicine
  2. Board certified in dermatologyAmerican Board of Dermatology

Source: Dmand AI Professional Profile Data

Dr. Ron Alexander Birnbaum accepts plans from 12 insurance carriers

Dr. Birnbaum is in network with 12 carriers, including Aetna, Elevance and Blue Cross Blue Shield of Michigan. Medicare plans come from the most carriers, 10. Check the plan with the practice before a visit.

Plan types Dr. Birnbaum accepts, by number of carriers

  1. Medicare10
  2. PPO7
  3. HMO6
  4. POS5
  5. EPO3
  6. Medicaid1

Source: Dmand AI Insurance Network Data

Sources for Dr. Ron Alexander Birnbaum'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. Ron Alexander Birnbaum

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. Ron Alexander Birnbaum's NPI number?

Dr. Ron Alexander Birnbaum's NPI number is 1942412291. It was assigned on May 7, 2007, and it is active in the NPI Registry.

What kind of doctor is Dr. Ron Alexander Birnbaum?

Dr. Ron Alexander Birnbaum is a dermatologist in Los Angeles, California. The primary specialty in the NPI Registry is Dermatology Physician (taxonomy code 207N00000X).

Where does Dr. Ron Alexander Birnbaum practice?

Dr. Birnbaum practices at 1530 South Olive Street, Los Angeles, CA 90015. Dr. Birnbaum's primary practice is Eisner Health - Los Angeles in Los Angeles, California. Dmand AI also links Dr. Birnbaum to 2 medical groups and 1 group practice or clinic.

What is Dr. Ron Alexander Birnbaum's office phone number?

The practice phone on file for Dr. Birnbaum is (213) 747-5542.

What is Dr. Ron Alexander Birnbaum's medical license number?

Dr. Birnbaum holds California license A83358.

What medical group is Dr. Ron Alexander Birnbaum part of?

Dr. Birnbaum is linked to Harbor-UCLA Medical Center. Dmand AI links Dr. Birnbaum to 2 more medical groups.

Does Dr. Ron Alexander Birnbaum accept Medicare?

Yes. CMS data shows Dr. Birnbaum billed Medicare for 498 services in 2024, and Dr. Birnbaum accepts Medicare assignment.

How many Medicare patients does Dr. Ron Alexander Birnbaum see?

CMS counts 111 Medicare patients who saw Dr. Birnbaum in 2024, with an average age of 74.

Is Dr. Ron Alexander Birnbaum board certified?

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

What services does Dr. Ron Alexander Birnbaum bill to Medicare?

In 2024, Dr. Birnbaum's most billed Medicare services were surgery: skin and soft tissue (17003), office visit, established patient (99213) and surgery: skin and soft tissue (17000).

Show 7 more questionsShow fewer questions

Where did Dr. Ron Alexander Birnbaum go to medical school?

Dr. Birnbaum graduated from UCSF School of Medicine in 1999.

What drugs does Dr. Ron Alexander Birnbaum prescribe most?

In 2024 Medicare Part D data, Dr. Birnbaum's most prescribed drugs by claims were Triamcinolone Acetonide, Ketoconazole and Clobetasol Propionate.

Has Dr. Ron Alexander Birnbaum received payments from drug or device companies?

CMS Open Payments shows $82 in general payments to Dr. Birnbaum from 4 companies from 2016 to 2024. The largest total came from Amgen Inc.

How long has Dr. Ron Alexander Birnbaum been practicing?

Dr. Birnbaum graduated from medical school in 1999, 27 years ago.

Does Dr. Ron Alexander Birnbaum do research?

Dmand AI links 3 publications to Dr. Birnbaum.

Who does Dr. Ron Alexander Birnbaum publish with?

Dr. Birnbaum's most frequent co-authors are Noah A. Craft, MD (1 shared paper), Reyhaneh Hamidi, MD (1 shared paper) and Peter Plato Lew, MD (1 shared paper).

What insurance does Dr. Ron Alexander Birnbaum accept?

Dr. Birnbaum is in network with 12 carriers, including Aetna, Elevance and Blue Cross Blue Shield of Michigan. Medicare plans come from the most carriers, 10. Check the plan with the practice before a visit.

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