J Am Acad Dermatol
Dr. Warren I. Dotz, MD
- 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
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Brown & Toland Medical Group
Berkeley, California
Find Dr. Dotz's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
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
- 1073546479NPI Registry (opens in a new tab)
- 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
- Get number
- 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 Group2999 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.
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.
| Site | EHR vendor and product |
|---|---|
| Brown & Toland Medical Group | Available with a free account |
| +1 medical group | Available 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, CaliforniaPrimary
- New York license
- New Jersey license
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.
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.
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.
Need commercial claims for Dr. Dotz?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Dotz and other dermatologists in California.
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.
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
- High cholesterol70%
- High blood pressure53%
- Arthritis37%
- Cancer23%
- Osteoporosis23%
- Atrial fibrillation18%
- Ischemic heart disease18%
- 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.
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.
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.
Topics Dr. Dotz writes about most
- Skin
- Skin Neoplasms
- Art
- Thorax
Dr. Dotz's most frequent co-authors
- Brian L. Berman, MD2 shared papers
- Gloria S. Yu, MD1 shared paper
Recent publications by Dr. Dotz
Tinea versicolor: a light and electron microscopic study of hyperpigmented skin (opens in a new tab)
J Am Acad Dermatol
Br J Dermatol
Arch Dermatol
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.
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.
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.
- Medical school
- Board certified in 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
- Medicare9
- PPO9
- HMO6
- POS5
- EPO4
- Medicaid1
Source: Dmand AI Insurance Network Data
Sources for Dr. Warren I. Dotz's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | Medicare 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 percentiles | Doctors 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-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| Insurance carriers and plan types | Dmand AI Insurance Network Data |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand 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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