Dr. Brian Somsook, MD
- Medicare patients, 2024
- 22
- Part D claims, 2024
- 62
- Industry payments
- $14
- Affiliated sites
- 2
- Medical groups
- 2
- Practice address
- 1 The Embarcadero, San Francisco, CA 94111
- Practice phone
- Call (888) 663-6331
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Montefiore Medical Center
San Francisco, California
Find Dr. Somsook'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. Brian Somsook is a family medicine physician in San Francisco, California
Dr. Somsook practices at Montefiore Medical Center in San Francisco, California.
Dr. Somsook's NPI, 1861012163, was assigned on April 16, 2020. Dr. Somsook holds New York license 324594.
- NPI
- 1861012163NPI Registry (opens in a new tab)
- Medicare PAC ID
- 1254787039
- NPI enumeration date
- April 16, 2020
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (888) 663-6331
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 32
- Medical school graduation
- 2020
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Brian Somsook practices at Montefiore Medical Center in San Francisco, California
Dr. Somsook's primary practice is Montefiore Medical Center, at 1 The Embarcadero, San Francisco, CA 94111 in San Francisco County. The practice phone is (888) 663-6331.
- Montefiore Medical Center1 The Embarcadero, San Francisco, CA 94111 · San Francisco CountyPhone(888) 663-6331
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Brian Somsook is affiliated with 3 sites of care and 2 medical groups
Dr. Somsook's primary practice is Montefiore Medical Center in San Francisco, California. The medical group on file is Montefiore Einstein Faculty Practice Group. Dmand AI also links Dr. Somsook to 2 more group practices and clinics 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. Brian Somsook's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Somsook practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Montefiore Medical Center | Available with a free account |
| +2 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Brian Somsook is one of 15,680 family medicine physicians in California
Family medicine is Dr. Somsook's primary specialty in the NPI Registry, under taxonomy code 207Q00000X. Dr. Somsook is licensed in New York.
Specialties and state licenses
- Family medicine, New YorkPrimary
Family medicine physicians near Dr. Somsook
Counts of family 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. Brian Somsook treated 22 Medicare patients in 2024, average age 70
CMS counts 22 Medicare patients who saw Dr. Somsook in 2024. 68% of them have high cholesterol. Their average risk score is 0.60, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Somsook's median patient age at 39, with 24% women.
Chronic conditions among Dr. Somsook's Medicare patients, 2024
- High cholesterol68%
Share of Medicare patients with each condition. A patient can have several.
Dr. Somsook's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 39
Patient panel by sex, all payers
- Women24%
- Men73%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Brian Somsook wrote 62 Medicare Part D claims in 2024
In 2024, Dr. Somsook wrote 62 Medicare Part D claims for 28 patients. 79% of them were for generic drugs. They cover 13 drugs, with $32,530 in total drug cost. In 2022, CMS named 621 claims across 25 drugs.
Dr. Somsook's Part D claims by kind of drug, 2024
- Generic49 claims79%
- Brand-name13 claims21%
Dr. Somsook's most prescribed drugs by claims, 2023
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, 2022 to 2023
- 2022
- 2023
- Claims for drugs CMS names
- 2022: 6212023: 30251%
Drugs named by CMS: 13 in 2023, 25 in 2022.
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. Brian Somsook takes part in Medicare
Dr. Somsook 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)
For MedTech and pharma teams
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Dr. Brian Somsook received $14 in industry payments in 2022
CMS Open Payments shows 1 general payment to Dr. Somsook from 1 drug or device company in 2022. Food and beverage make up the largest share, 100% of the total. Organon LLC paid the most, $14.
Companies that paid Dr. Somsook the most, 2022 to 2022
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Brian Somsook'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 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) |
| 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. Brian Somsook
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. Brian Somsook's NPI number?
Dr. Brian Somsook's NPI number is 1861012163. It was assigned on April 16, 2020, and it is active in the NPI Registry.
What kind of doctor is Dr. Brian Somsook?
Dr. Brian Somsook is a family medicine physician in San Francisco, California. The primary specialty in the NPI Registry is Family Medicine Physician (taxonomy code 207Q00000X).
Where does Dr. Brian Somsook practice?
Dr. Somsook practices at 1 The Embarcadero, San Francisco, CA 94111. Dr. Somsook's primary practice is Montefiore Medical Center in San Francisco, California. Dmand AI also links Dr. Somsook to 2 group practices and clinics and 1 medical group.
What is Dr. Brian Somsook's office phone number?
The practice phone on file for Dr. Somsook is (888) 663-6331.
What is Dr. Brian Somsook's medical license number?
Dr. Somsook holds New York license 324594.
What medical group is Dr. Brian Somsook part of?
Dr. Somsook is linked to Montefiore Einstein Faculty Practice Group. Dmand AI links Dr. Somsook to 1 more medical group.
Does Dr. Brian Somsook accept Medicare?
Yes. CMS lists Dr. Somsook as accepting Medicare assignment.
How many Medicare patients does Dr. Brian Somsook see?
CMS counts 22 Medicare patients who saw Dr. Somsook in 2024, with an average age of 70.
What drugs does Dr. Brian Somsook prescribe most?
In 2023 Medicare Part D data, Dr. Somsook's most prescribed drugs by claims were Atorvastatin Calcium, Amlodipine Besylate and Albuterol Sulfate Hfa.
Has Dr. Brian Somsook received payments from drug or device companies?
CMS Open Payments shows $14 in general payments to Dr. Somsook from 1 company from 2022 to 2022. The largest total came from Organon LLC.
How long has Dr. Brian Somsook been practicing?
Dr. Somsook graduated from medical school in 2020, 6 years ago.
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