Dr. Timothy Bauer Duncan, MD
- Medicare services, 2024
- 884
- Medicare patients, 2024
- 533
- Part D claims, 2024
- 284
- MIPS score, 2024
- 97
- Hospital affiliations
- 2
- Practice address
- 2333 Buchanan St, San Francisco, CA 94115
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
California Pacific Medical Center - B.H. Cancer Care Center-Buchanan St - HOPD
Acute Care Hospital outpatient department · San Francisco, California
Find Dr. Duncan's professional email, personal email and mobile number
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Dr. Timothy Bauer Duncan is an emergency medicine physician in San Francisco, California
Dr. Duncan practices at California Pacific Medical Center - B.H. Cancer Care Center-Buchanan St - HOPD in San Francisco, California.
Dr. Duncan's NPI, 1013908227, was assigned on November 4, 2005. Dr. Duncan graduated from Geisel School Of Medicine At Dartmouth in 1994. Dr. Duncan's California license number on file is G87083.
- NPI
- 1013908227NPI Registry (opens in a new tab)
- Medicare PAC ID
- 9537152590
- NPI enumeration date
- November 4, 2005
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 58
- Medical school graduation
- 1994
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Timothy Bauer Duncan practices at California Pacific Medical Center - B.H. Cancer Care Center-Buchanan St - HOPD in San Francisco, California
Dr. Duncan's primary practice is California Pacific Medical Center - B.H. Cancer Care Center-Buchanan St - HOPD, at 2333 Buchanan St, San Francisco, CA 94115.
- California Pacific Medical Center - B.H. Cancer Care Center-Buchanan St - HOPD2333 Buchanan St, San Francisco, CA 94115
Source: Dmand AI Affiliation Data
Dr. Timothy Bauer Duncan is affiliated with 4 sites of care and 1 medical group
Dr. Duncan's primary practice is California Pacific Medical Center - B.H. Cancer Care Center-Buchanan St - HOPD in San Francisco, California. Dr. Duncan is also affiliated with California Pacific Medical Center Van Ness Campus. The medical group on file is San Francisco Emergency Medical Associates. Dmand AI also links Dr. Duncan to 1 more hospital and 1 group practice or clinic, each named with a free account.
Source: Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Timothy Bauer Duncan's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Duncan practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| California Pacific Medical Center - B.H. Cancer Care Center-Buchanan St - HOPD | Available with a free account |
| +3 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Timothy Bauer Duncan is one of 7,423 emergency medicine physicians in California
Emergency medicine is Dr. Duncan's primary specialty in the NPI Registry, under taxonomy code 207P00000X. Dr. Duncan is board certified in emergency medicine by the American Board of Emergency Medicine. Dmand AI has Dr. Duncan's licenses on file in 2 states: California and Washington.
Specialties and state licenses
- Emergency medicine, CaliforniaPrimary
- Washington license
Emergency medicine physicians near Dr. Duncan
Counts of emergency medicine 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. Timothy Bauer Duncan billed Medicare for 884 services in 2024
CMS data shows 884 Medicare services from Dr. Duncan across 4 procedure codes in 2024, for 533 Medicare patients. Medicare paid $87,422 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Duncan's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 5872024: 5437%
- Tests and treatments
- 2023: 1732024: 34197%
Dr. Duncan compared with the California median for emergency medicine physicians, 2024
- Dr. Duncan
- California median
- Medicare services
- 884vs 2653.3 times
- Medicare patients
- 533vs 2432.2 times
- Part D claims
- 148vs 622.4 times
Medians across 7,079 emergency medicine physicians in California with Dmand AI profiles that report each measure.
Dr. Duncan'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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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Timothy Bauer Duncan treated 533 Medicare patients in 2024, average age 75
CMS counts 533 Medicare patients who saw Dr. Duncan in 2024. The largest group is 65 to 74, with 179 patients. 75% of them have high blood pressure, and 74% have high cholesterol. 53% are also on Medicaid. Their average risk score is 2.02, 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. Duncan's median patient age at 57, with 50% women.
Dr. Duncan's Medicare patients by age, 2024
Dr. Duncan's Medicare patients by sex, 2024
- Women31158%
- Men22242%
Chronic conditions among Dr. Duncan's Medicare patients, 2024
- High blood pressure75%
- High cholesterol74%
- Arthritis51%
- Mood disorders39%
- Diabetes37%
- Chronic kidney disease35%
- Depression34%
- Anxiety32%
Share of Medicare patients with each condition. A patient can have several.
Dr. Duncan's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 57
Patient panel by sex, all payers
- Women50%
- Men45%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Timothy Bauer Duncan wrote 284 Medicare Part D claims in 2024
In 2024, Dr. Duncan wrote 284 Medicare Part D claims for 193 patients. 90% of them were for generic drugs. CMS names the drug for 148 of them, across 7 drugs with 11 or more claims each, at $601 in total drug cost. In 2023, CMS named 181 claims across 8 drugs.
Dr. Duncan's Part D claims by kind of drug, 2024
- Generic257 claims90%
- Brand-name and other27 claims10%
Dr. Duncan'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. Duncan's Part D claims, 2024
- Opioids12%34 of 284 claims
- Antibiotics33%93 of 284 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: 1812024: 14818%
Drugs named by CMS: 7 in 2024, 8 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. Timothy Bauer Duncan scored 97 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 97 out of 100 for Dr. Duncan for performance year 2024, reported as part of a group. Dr. Duncan accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Dr. Duncan's MIPS scores, performance year 2024
- 97of 100Final score
- 91.9of 100Quality
- 40of 100Improvement Activities
- 79of 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
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Dr. Timothy Bauer Duncan received $126 in industry payments in 2022
CMS Open Payments shows 3 general payments to Dr. Duncan from 1 drug or device company in 2022. Food and beverage make up the largest share, 100% of the total. Janssen Pharmaceuticals, Inc paid the most, $126.
Companies that paid Dr. Duncan the most, 2022 to 2022
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Timothy Bauer Duncan graduated from Geisel School Of Medicine At Dartmouth
Dr. Duncan graduated from Geisel School Of Medicine At Dartmouth in 1994.
- Medical school
- Board certified in emergency medicine
Source: Dmand AI Professional Profile Data
Dr. Timothy Bauer Duncan accepts plans from 6 insurance carriers
Dr. Duncan is in network with 6 carriers, including United Healthcare, Aspirus Health Plan and Blue Cross and Blue Shield of Kansas City. PPO plans come from the most carriers, 3. Check the plan with the practice before a visit.
- United Healthcare
- Aspirus Health Plan
- Blue Cross and Blue Shield of Kansas City
- CMS Medicare
- Elevance
- HCSC
Plan types Dr. Duncan accepts, by number of carriers
- PPO3
- Medicare2
- POS2
- EPO1
- HMO1
Source: Dmand AI Insurance Network Data
Sources for Dr. Timothy Bauer Duncan'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 | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand 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) |
| 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. Timothy Bauer Duncan
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. Timothy Bauer Duncan's NPI number?
Dr. Timothy Bauer Duncan's NPI number is 1013908227. It was assigned on November 4, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. Timothy Bauer Duncan?
Dr. Timothy Bauer Duncan is an emergency medicine physician in San Francisco, California. The primary specialty in the NPI Registry is Emergency Medicine Physician (taxonomy code 207P00000X).
Where does Dr. Timothy Bauer Duncan practice?
Dr. Duncan practices at 2333 Buchanan St, San Francisco, CA 94115. Dr. Duncan's primary practice is California Pacific Medical Center - B.H. Cancer Care Center-Buchanan St - HOPD in San Francisco, California. Dmand AI also links Dr. Duncan to 1 hospital and 1 group practice or clinic.
What is Dr. Timothy Bauer Duncan's medical license number?
Dr. Duncan's California license number on file is G87083, one of the licenses on file in 2 states.
Which states has Dr. Timothy Bauer Duncan been licensed in?
Dmand AI has state licenses on file for Dr. Duncan in California (2003 to 2025) and Washington (1998 to 2005).
Which hospitals is Dr. Timothy Bauer Duncan affiliated with?
Dr. Duncan is affiliated with California Pacific Medical Center Van Ness Campus. Dmand AI links Dr. Duncan to 1 more hospital.
What medical group is Dr. Timothy Bauer Duncan part of?
Dr. Duncan is linked to San Francisco Emergency Medical Associates.
Does Dr. Timothy Bauer Duncan accept Medicare?
Yes. CMS data shows Dr. Duncan billed Medicare for 884 services in 2024, and Dr. Duncan accepts Medicare assignment.
What is Dr. Timothy Bauer Duncan's MIPS score?
Dr. Duncan's MIPS final score for performance year 2024 is 97 out of 100, reported as part of a group.
How many Medicare patients does Dr. Timothy Bauer Duncan see?
CMS counts 533 Medicare patients who saw Dr. Duncan in 2024, with an average age of 75.
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Is Dr. Timothy Bauer Duncan board certified?
Yes. Dr. Duncan is board certified in emergency medicine by the American Board of Emergency Medicine.
What services does Dr. Timothy Bauer Duncan bill to Medicare?
In 2024, Dr. Duncan's most billed Medicare services were heart test or procedure (93010), emergency department visit (99285) and critical care (99291).
Where did Dr. Timothy Bauer Duncan go to medical school?
Dr. Duncan graduated from Geisel School Of Medicine At Dartmouth in 1994.
What drugs does Dr. Timothy Bauer Duncan prescribe most?
In 2024 Medicare Part D data, Dr. Duncan's most prescribed drugs by claims were Cephalexin, Hydrocodone-Acetaminophen and Ondansetron ODT.
Has Dr. Timothy Bauer Duncan received payments from drug or device companies?
CMS Open Payments shows $126 in general payments to Dr. Duncan from 1 company from 2022 to 2022. The largest total came from Janssen Pharmaceuticals, Inc.
How long has Dr. Timothy Bauer Duncan been practicing?
Dr. Duncan graduated from medical school in 1994, 32 years ago.
What insurance does Dr. Timothy Bauer Duncan accept?
Dr. Duncan is in network with 6 carriers, including United Healthcare, Aspirus Health Plan and Blue Cross and Blue Shield of Kansas City. PPO plans come from the most carriers, 3. Check the plan with the practice before a visit.
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