Dr. Warren I. Dotz, MD

  • Berkeley, CA
  • Dermatologist
NPI1073546479PAC ID6901870880
Medicare services, 2024
6,277
Medicare patients, 2024
708
Part D claims, 2024
267
Publications
12
MIPS score, 2024
75
Practice address
2999 Regent St, Berkeley, CA 94705
Practice phone
Call (415) 972-6000
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Brown & Toland Medical Group

Berkeley, California

See all 2 affiliations

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Dr. Warren I. Dotz is a dermatologist in Berkeley, California

Dr. Dotz practices at Brown & Toland Medical Group in Berkeley, California.

Dr. Dotz's NPI, 1073546479, was assigned on July 9, 2006. Dr. Dotz graduated from Icahn School Of Medicine At Mount Sinai in 1979. Dr. Dotz's California license number on file is G52256.

NPI and contact details
Medicare PAC ID
6901870880
NPI enumeration date
July 9, 2006
NPI status
Active
Offers telehealth
Yes
Practice phone
(415) 972-6000
Professional email
Get email
Personal email
Get email
Mobile number
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Sex
Male
Estimated age
73
Medical school graduation
1979

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

Dr. Warren I. Dotz practices at Brown & Toland Medical Group in Berkeley, California

Dr. Dotz's primary practice is Brown & Toland Medical Group, at 2999 Regent St, Berkeley, CA 94705 in Alameda County. The practice phone is (415) 972-6000.

  • Brown & Toland Medical Group
    2999 Regent St, Berkeley, CA 94705 · Alameda CountyPhone(415) 972-6000

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

Dr. Warren I. Dotz is affiliated with 1 site of care and 1 medical group

Dr. Dotz's primary practice is Brown & Toland Medical Group in Berkeley, California. Dmand AI also links Dr. Dotz to 1 medical group, named with a free account.

Brown & Toland Medical GroupBerkeley, CaliforniaPrimary
1 medical groupName with a free account
See all 2 affiliations for Dr. Dotz

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

Dmand AI tracks the EHR system at Dr. Warren I. Dotz's practice

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

EHR by site
SiteEHR vendor and product
Brown & Toland Medical GroupAvailable with a free account
+1 medical groupAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Warren I. Dotz is one of 1,910 dermatologists in California

Dermatology is Dr. Dotz's primary specialty in the NPI Registry, under taxonomy code 207N00000X. Dr. Dotz is board certified in dermatology by the American Board of Dermatology. Dmand AI has Dr. Dotz's licenses on file in 3 states: California, New York and New Jersey.

Specialties and state licenses

  • Dermatology, CaliforniaPrimaryLicense G52256 · 1984 to 2025 · taxonomy 207N00000X
  • New York license1981 to 2026
  • New Jersey license1983 to 2007

Clinical focus

Dmand AI lists benign or precancerous skin growths, cancerous skin growth removal, cold sores or genital herpes, contact dermatitis, itchy rashes, joint cyst, minor head injury and minor injury to a limb among the conditions Dr. Dotz treats.

Dermatologists near Dr. Dotz

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

1,910dermatologists in California
4dermatologists in Berkeley

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

Dr. Warren I. Dotz billed Medicare for 6,277 services in 2024

CMS data shows 6,277 Medicare services from Dr. Dotz across 15 procedure codes in 2024, for 708 Medicare patients. Medicare paid $285,583 for them. Every service was in an office.

Medicare services, 20246,277
Medicare patients708
Paid by Medicare$285,583
Procedure codes15

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

  • 2023
  • 2024
Surgery
2023: 4,2472024: 4,2711%
Office and hospital visits
2023: 1,9602024: 1,9841%
Lab and pathology
2023: 212024: 225%
Drugs given in the office
2023: 302024: 0100%
Tests and treatments
2023: 302024: 0100%

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

  • Dr. Dotz
  • California median
Medicare services
6,277vs 1,7503.6 times
Medicare patients
708vs 37788% above
Part D claims
221vs 36740% below

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

Dr. Dotz'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. Dotz

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

Dr. Warren I. Dotz treated 708 Medicare patients in 2024, average age 78

CMS counts 708 Medicare patients who saw Dr. Dotz in 2024. The largest group is 75 to 84, with 347 patients. 70% of them have high cholesterol, and 53% have high blood pressure. Their average risk score is 0.91, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Dr. Dotz's median patient age at 73, with 39% women.

Medicare patients, 2024708
Average age78
Average risk score0.91

Dr. Dotz's Medicare patients by age, 2024

CMS leaves out age groups with fewer than 11 patients.

Dr. Dotz's Medicare patients by sex, 2024

  • Women32946%
  • Men37954%

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

  1. High cholesterol70%
  2. High blood pressure53%
  3. Arthritis37%
  4. Cancer23%
  5. Osteoporosis23%
  6. Atrial fibrillation18%
  7. Ischemic heart disease18%
  8. Chronic kidney disease16%

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

Dr. Dotz's patients across all payers

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

Patient panel by age, all payers

Median age 73

Patient panel by sex, all payers

  • Women39%
  • Men51%

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

Dr. Warren I. Dotz wrote 267 Medicare Part D claims in 2024

In 2024, Dr. Dotz wrote 267 Medicare Part D claims for 158 patients. 94% of them were for generic drugs. CMS names the drug for 221 of them, across 11 drugs with 11 or more claims each, at $6,236 in total drug cost. In 2023, CMS named 241 claims across 10 drugs.

Part D claims, 2024267
Drugs named by CMS11
Total drug cost$6,236
Part D patients158

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

  • Generic252 claims94%
  • Brand-name15 claims6%

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

  • Antibiotics7%18 of 267 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: 2412024: 2218%

Drugs named by CMS: 11 in 2024, 10 in 2023.

See all prescribing by Dr. Dotz

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. Warren I. Dotz scored 75 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 75 out of 100 for Dr. Dotz for performance year 2024, reported individually. CMS lists Dr. Dotz as offering telehealth. CMS counts 1,844 procedures of removal of skin lesions by Dr. Dotz, more than 97% of the clinicians it reports for that procedure.

Offers telehealth
Yes
MIPS final score, 2024
75 of 100

Where Dr. Dotz ranks in Medicare procedure volume

Removal of skin lesions
97th percentile1,844 procedures
Skin biopsy
96th percentile556 procedures
Melanoma (skin cancer) excision
69th percentile14 procedures

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

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. Warren I. Dotz has 12 publications on record

Dmand AI links 12 papers to Dr. Dotz. The most frequent topics are Skin, Skin Neoplasms and Art. Dr. Dotz has published most often in Arch Dermatol. Dr. Dotz's most frequent co-authors are Brian L. Berman, MD and Gloria S. Yu, MD.

Papers12

Topics Dr. Dotz writes about most

  • Skin
  • Skin Neoplasms
  • Art
  • Thorax

Dr. Dotz's most frequent co-authors

Recent publications by Dr. Dotz

See all 12 publications and co-authors

See who Dr. Dotz researches with

Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Dotz 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. Warren I. Dotz received $1,097 in industry payments from 2016 to 2024

CMS Open Payments shows 34 general payments to Dr. Dotz from 21 drug and device companies from 2016 to 2024. Food and beverage make up the largest share, 100% of the total. Celgene Corporation paid the most, $140.

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

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

Share is of all general payments to this clinician.

See all payments to Dr. Dotz

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

Dr. Warren I. Dotz graduated from Icahn School Of Medicine At Mount Sinai

Dr. Dotz graduated from Icahn School Of Medicine At Mount Sinai in 1979.

  1. Medical schoolIcahn School Of Medicine At Mount Sinai
  2. Board certified in dermatologyAmerican Board of Dermatology

Source: Dmand AI Professional Profile Data

Dr. Warren I. Dotz accepts plans from 14 insurance carriers

Dr. Dotz is in network with 14 carriers, including Elevance, Aetna and Blue Cross Blue Shield of Michigan. Medicare plans come from the most carriers, 9. Check the plan with the practice before a visit.

  • Elevance
  • Aetna
  • Blue Cross Blue Shield of Michigan
  • United Healthcare
  • HCSC
  • Blue Cross Blue Shield of Massachusetts
  • Humana
  • Regence Health Plans
  • +6 more carriersWith a free account

Plan types Dr. Dotz accepts, by number of carriers

  1. Medicare9
  2. PPO9
  3. HMO6
  4. POS5
  5. EPO4
  6. Medicaid1

Source: Dmand AI Insurance Network Data

Sources for Dr. Warren I. Dotz'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. Warren I. Dotz

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. Warren I. Dotz's NPI number?

Dr. Warren I. Dotz's NPI number is 1073546479. It was assigned on July 9, 2006, and it is active in the NPI Registry.

What kind of doctor is Dr. Warren I. Dotz?

Dr. Warren I. Dotz is a dermatologist in Berkeley, California. The primary specialty in the NPI Registry is Dermatology Physician (taxonomy code 207N00000X).

Where does Dr. Warren I. Dotz practice?

Dr. Dotz practices at 2999 Regent St, Berkeley, CA 94705. Dr. Dotz's primary practice is Brown & Toland Medical Group in Berkeley, California. Dmand AI also links Dr. Dotz to 1 medical group.

What is Dr. Warren I. Dotz's office phone number?

The practice phone on file for Dr. Dotz is (415) 972-6000.

What is Dr. Warren I. Dotz's medical license number?

Dr. Dotz's California license number on file is G52256, one of the licenses on file in 3 states.

Which states has Dr. Warren I. Dotz been licensed in?

Dmand AI has state licenses on file for Dr. Dotz in California (1984 to 2025), New York (1981 to 2026) and New Jersey (1983 to 2007).

Does Dr. Warren I. Dotz accept Medicare?

Yes. CMS data shows Dr. Dotz billed Medicare for 6,277 services in 2024.

Does Dr. Warren I. Dotz offer telehealth?

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

What is Dr. Warren I. Dotz's MIPS score?

Dr. Dotz's MIPS final score for performance year 2024 is 75 out of 100, reported individually.

How many Medicare patients does Dr. Warren I. Dotz see?

CMS counts 708 Medicare patients who saw Dr. Dotz in 2024, with an average age of 78.

Show 9 more questionsShow fewer questions

Is Dr. Warren I. Dotz board certified?

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

What services does Dr. Warren I. Dotz bill to Medicare?

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

Where did Dr. Warren I. Dotz go to medical school?

Dr. Dotz graduated from Icahn School Of Medicine At Mount Sinai in 1979.

What drugs does Dr. Warren I. Dotz prescribe most?

In 2024 Medicare Part D data, Dr. Dotz's most prescribed drugs by claims were Betamethasone Diprop Augmented, Triamcinolone Acetonide and Ketoconazole.

Has Dr. Warren I. Dotz received payments from drug or device companies?

CMS Open Payments shows $1,097 in general payments to Dr. Dotz from 21 companies from 2016 to 2024. The largest total came from Celgene Corporation.

How long has Dr. Warren I. Dotz been practicing?

Dr. Dotz graduated from medical school in 1979, 47 years ago.

Does Dr. Warren I. Dotz do research?

Dmand AI links 12 publications to Dr. Dotz.

Who does Dr. Warren I. Dotz publish with?

Dr. Dotz's most frequent co-authors are Brian L. Berman, MD (2 shared papers) and Gloria S. Yu, MD (1 shared paper).

What insurance does Dr. Warren I. Dotz accept?

Dr. Dotz is in network with 14 carriers, including Elevance, Aetna and Blue Cross Blue Shield of Michigan. Medicare plans come from the most carriers, 9. Check the plan with the practice before a visit.

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