Dr. William Doujan Naber, MD
- Medicare services, 2024
- 89
- Medicare patients, 2024
- 25
- Part D claims, 2024
- 612
- Industry payments
- $14,208
- Affiliated sites
- 1
- Practice address
- 2100 Webster St, San Francisco, CA 94115
- 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
San Francisco, California
Find Dr. Naber'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. William Doujan Naber is a general practice physician in San Francisco, California
Dr. Naber practices at Brown & Toland Medical Group in San Francisco, California.
Dr. Naber's NPI, 1912093626, was assigned on October 4, 2006. Dr. Naber graduated from The Peoples' Friendship University of Russia Faculty of Medicine in 1976. Dr. Naber's California license number on file is A41429.
- NPI
- 1912093626NPI Registry (opens in a new tab)
- Medicare PAC ID
- 7517006638
- NPI enumeration date
- October 4, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (415) 972-6000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 76
- Medical school graduation
- 1976
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. William Doujan Naber practices at Brown & Toland Medical Group in San Francisco, California
Dr. Naber's primary practice is Brown & Toland Medical Group, at 2100 Webster St, San Francisco, CA 94115 in San Francisco County. The practice phone is (415) 972-6000.
- Brown & Toland Medical Group2100 Webster St, San Francisco, CA 94115 · San Francisco CountyPhone(415) 972-6000
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. William Doujan Naber is affiliated with 2 sites of care and 1 medical group
Dr. Naber's primary practice is Brown & Toland Medical Group in San Francisco, California. Dmand AI also links Dr. Naber to 1 group practice or clinic and 1 medical group, each 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. William Doujan Naber's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Naber 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 more site and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. William Doujan Naber is one of 1,526 general practice physicians in California
General practice is Dr. Naber's primary specialty in the NPI Registry, under taxonomy code 208D00000X. Dr. Naber has a license on file in California.
Specialties and state licenses
- General practice, CaliforniaPrimary
Clinical focus
Dmand AI lists asthma, atrial fibrillation and flutter, chronic anemia, chronic diabetes, chronic hypertension, chronic kidney disease, chronic obstructive pulmonary disease (COPD) and diabetic emergency among the conditions Dr. Naber treats.
General practice physicians near Dr. Naber
Counts of general practice physicians 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. William Doujan Naber billed Medicare for 89 services in 2024
CMS data shows 89 Medicare services from Dr. Naber across 2 procedure codes in 2024, for 25 Medicare patients. Medicare paid $9,823 for them. Every service was in an office.
Dr. Naber's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1072024: 7134%
- Other services
- 2023: 332024: 1845%
- Tests and treatments
- 2023: 132024: 0100%
Dr. Naber compared with the California median for general practice physicians, 2024
- Dr. Naber
- California median
- Medicare services
- 89vs 26266% below
- Medicare patients
- 25vs 13682% below
- Part D claims
- 349vs 19282% above
Medians across 1,114 general practice physicians in California with Dmand AI profiles that report each measure.
Dr. Naber'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.
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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Naber and other general practice physicians in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. William Doujan Naber treated 25 Medicare patients in 2024, average age 76
CMS counts 25 Medicare patients who saw Dr. Naber in 2024. The largest group is 75 to 84, with 12 patients. 75% of them have high blood pressure, and 75% have high cholesterol. Their average risk score is 0.81, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Naber's median patient age at 68, with 26% women.
Dr. Naber's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Naber's Medicare patients by sex, 2024
- Women1248%
- Men1352%
Chronic conditions among Dr. Naber's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
Share of Medicare patients with each condition. A patient can have several.
Dr. Naber's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 68
Patient panel by sex, all payers
- Women26%
- Men63%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. William Doujan Naber wrote 612 Medicare Part D claims in 2024
In 2024, Dr. Naber wrote 612 Medicare Part D claims for 57 patients. 91% of them were for generic drugs. CMS names the drug for 349 of them, across 14 drugs with 11 or more claims each, at $3,700 in total drug cost. In 2023, CMS named 681 claims across 24 drugs.
Dr. Naber's Part D claims by kind of drug, 2024
- Generic559 claims91%
- Brand-name and other53 claims9%
Dr. Naber'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: 6812024: 34949%
Drugs named by CMS: 14 in 2024, 24 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
How Dr. William Doujan Naber takes part in Medicare
Dr. Naber accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. William Doujan Naber received $14,208 in industry payments from 2016 to 2025
CMS Open Payments shows 418 general payments to Dr. Naber from 39 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 100% of the total. Eli Lilly and Company paid the most, $1,970.
General payments to Dr. Naber by program year, 2016 to 2025
General payments to Dr. Naber by kind, 2016 to 2025
- Food and beverage$14,202100%
- Education$60%
Companies that paid Dr. Naber the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. William Doujan Naber graduated from The Peoples' Friendship University of Russia Faculty of Medicine
Dr. Naber graduated from The Peoples' Friendship University of Russia Faculty of Medicine in 1976.
- Medical school
Source: Dmand AI Professional Profile Data
Dr. William Doujan Naber accepts plans from 13 insurance carriers
Dr. Naber is in network with 13 carriers, including Aetna, Elevance and Blue Cross Blue Shield of Michigan. Medicare plans come from the most carriers, 8. Check the plan with the practice before a visit.
- Aetna
- Elevance
- Blue Cross Blue Shield of Michigan
- United Healthcare
- HCSC
- Blue Cross Blue Shield of Massachusetts
- Regence Health Plans
- Alliant Health Plans
- +5 more carriersWith a free account
Plan types Dr. Naber accepts, by number of carriers
- Medicare8
- PPO8
- HMO6
- POS5
- EPO4
Source: Dmand AI Insurance Network Data
Sources for Dr. William Doujan Naber'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) |
| 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. William Doujan Naber
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. William Doujan Naber's NPI number?
Dr. William Doujan Naber's NPI number is 1912093626. It was assigned on October 4, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. William Doujan Naber?
Dr. William Doujan Naber is a general practice physician in San Francisco, California. The primary specialty in the NPI Registry is General Practice Physician (taxonomy code 208D00000X).
Where does Dr. William Doujan Naber practice?
Dr. Naber practices at 2100 Webster St, San Francisco, CA 94115. Dr. Naber's primary practice is Brown & Toland Medical Group in San Francisco, California. Dmand AI also links Dr. Naber to 1 group practice or clinic and 1 medical group.
What is Dr. William Doujan Naber's office phone number?
The practice phone on file for Dr. Naber is (415) 972-6000.
What is Dr. William Doujan Naber's medical license number?
Dr. Naber's California license number on file is A41429.
Does Dr. William Doujan Naber accept Medicare?
Yes. CMS data shows Dr. Naber billed Medicare for 89 services in 2024, and Dr. Naber accepts Medicare assignment.
How many Medicare patients does Dr. William Doujan Naber see?
CMS counts 25 Medicare patients who saw Dr. Naber in 2024, with an average age of 76.
What services does Dr. William Doujan Naber bill to Medicare?
In 2024, Dr. Naber's most billed Medicare services were office visit, established patient (99214) and medicare service (G0439).
Where did Dr. William Doujan Naber go to medical school?
Dr. Naber graduated from The Peoples' Friendship University of Russia Faculty of Medicine in 1976.
What drugs does Dr. William Doujan Naber prescribe most?
In 2024 Medicare Part D data, Dr. Naber's most prescribed drugs by claims were Atorvastatin Calcium, Lisinopril and Metformin HCl.
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Has Dr. William Doujan Naber received payments from drug or device companies?
CMS Open Payments shows $14,208 in general payments to Dr. Naber from 39 companies from 2016 to 2025. The largest total came from Eli Lilly and Company.
How long has Dr. William Doujan Naber been practicing?
Dr. Naber graduated from medical school in 1976, 50 years ago.
What insurance does Dr. William Doujan Naber accept?
Dr. Naber is in network with 13 carriers, including Aetna, Elevance and Blue Cross Blue Shield of Michigan. Medicare plans come from the most carriers, 8. Check the plan with the practice before a visit.
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