Expert Rev Neurother
John Best
- Medicare services, 2022
- 107
- Part D claims, 2024
- 1,070
- Publications
- 13
- Hospital affiliations
- 1
- Industry payments
- $213
- Practice address
- 2238 Geary Blvd, San Francisco, CA 94115
- Practice phone
- Call (415) 833-3700
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
San Francisco Medical Center - Mammography
Mammography / Breast Imaging Center · San Francisco, California
Find John Best'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.
John Best is a neurologist in San Francisco, California
John Best practices at San Francisco Medical Center - Mammography in San Francisco, California.
John Best's NPI, 1871955476, was assigned on March 23, 2016. John Best graduated from UCSF School of Medicine in 2016. John Best holds California license A168313.
- NPI
- 1871955476NPI Registry (opens in a new tab)
- Medicare PAC ID
- 0446673917
- NPI enumeration date
- March 23, 2016
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (415) 833-3700
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 36
- Medical school graduation
- 2016
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
John Best practices at San Francisco Medical Center - Mammography in San Francisco, California
John Best's primary practice is San Francisco Medical Center - Mammography, at 2238 Geary Blvd, San Francisco, CA 94115. The practice phone is (415) 833-3700.
- San Francisco Medical Center - Mammography2238 Geary Blvd, San Francisco, CA 94115Phone(415) 833-3700
Source: Dmand AI Affiliation Data
John Best is affiliated with 3 sites of care and 3 medical groups
John Best's primary practice is San Francisco Medical Center - Mammography in San Francisco, California. John Best is also affiliated with San Francisco Medical Center. The medical group on file is The Permanente Medical Group, Inc. Dmand AI also links John Best to 2 more medical groups and 1 group practice or clinic, each named with a free account. John Best's employer is on file too: a breast imaging center.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at John Best's practice
Dmand AI tracks the electronic health record (EHR) system at each site where John Best practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| San Francisco Medical Center - Mammography | Available with a free account |
| +2 more sites and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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John Best is one of 2,207 neurologists in California
Neurology is John Best's primary specialty in the NPI Registry, under taxonomy code 2084N0400X. John Best is board certified in neurology by the American Board of Psychiatry and Neurology. Dmand AI has John Best's licenses on file in 2 states: California and Pennsylvania.
Specialties and state licenses
- Neurology, CaliforniaPrimary
- Pennsylvania license
Neurologists near John Best
Counts of neurologists 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
John Best billed Medicare for 107 services in 2022
CMS data shows 107 Medicare services from John Best across 2 procedure codes in 2022. Medicare paid $5,865 for them. Every service was in an office.
John Best's Medicare services by type, 2021 to 2022
- 2021
- 2022
- Other services
- 2021: 1612022: 6858%
- Office and hospital visits
- 2021: 902022: 3957%
John Best compared with the California median for neurologists, 2022
- John Best
- California median
- Medicare services
- 107vs 40474% below
- Part D claims
- 885vs 3242.7 times
Medians across 1,995 neurologists in California with Dmand AI profiles that report each measure.
John Best's most billed Medicare procedure codes, 2022
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 John Best?
Medicare shows one payer. Book a meeting to get commercial claims data for John Best and other neurologists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
John Best's patients have a median age of 66
Across all payers, Dmand AI patient panel data puts John Best's median patient age at 66, with 54% women.
John Best's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 66
Patient panel by sex, all payers
- Women54%
- Men45%
Source: Dmand AI Patient Panel Data
John Best wrote 1,070 Medicare Part D claims in 2024
In 2024, John Best wrote 1,070 Medicare Part D claims for 223 patients. 95% of them were for generic drugs. CMS names the drug for 885 of them, across 22 drugs with 11 or more claims each, at $43,251 in total drug cost. In 2023, CMS named 474 claims across 16 drugs.
John Best's Part D claims by kind of drug, 2024
- Generic1,013 claims95%
- Brand-name57 claims5%
John Best'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 John Best's Part D claims, 2024
- Antipsychotics, patients 65 and over4%42 of 1,070 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: 4742024: 88587%
Drugs named by CMS: 22 in 2024, 16 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
John Best offers telehealth to Medicare patients
John Best accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists John Best as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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John Best has 13 publications on record
Dmand AI links 13 papers to John Best, published from 2015 to 2023. 2016 was the busiest year, with 3. The most frequent topics are China, Sexually Transmitted Diseases and HIV Infections. John Best has published most often in PLoS One. John Best's most frequent co-authors are Meg Caroline Doherty, MD, PhD, MPH and Zachary Clarke Rich, MD.
John Best's papers by year, 2015 to 2023
Topics John Best writes about most
- China
- Sexually Transmitted Diseases
- HIV Infections
- Homosexuality, Male
- Risk-Taking
- Sexual Partners
- Internet
- Sexual Behavior
John Best's most frequent co-authors
Recent publications by John Best
BMC Infect Dis
See who John Best researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who John Best works with, so you can find a warm path to the right neurologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
John Best received $213 in industry payments from 2022 to 2023
CMS Open Payments shows 2 general payments to John Best from 2 drug and device companies from 2022 to 2023. Food and beverage make up the largest share, 100% of the total. Medtronic, Inc. paid the most, $139.
General payments to John Best by program year, 2022 to 2023
Companies that paid John Best the most, 2022 to 2023
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
John Best graduated from UCSF School of Medicine
John Best graduated from UCSF School of Medicine in 2016.
- Medical school
- Board certified in neurology
Source: Dmand AI Professional Profile Data
John Best accepts plans from 5 insurance carriers
John Best is in network with 5 carriers, including Kaiser Permanente, Blue Cross Blue Shield of Massachusetts and HCSC. Medicare plans come from the most carriers, 4. Check the plan with the practice before a visit.
- Kaiser Permanente
- Blue Cross Blue Shield of Massachusetts
- HCSC
- Regence Health Plans
- CMS Medicare
Plan types John Best accepts, by number of carriers
- Medicare4
- PPO3
- EPO1
- HMO1
- POS1
Source: Dmand AI Insurance Network Data
Sources for John Best'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 DataDmand AI Org Hierarchy 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 Data |
| 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) |
| 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 John Best
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is John Best's NPI number?
John Best's NPI number is 1871955476. It was assigned on March 23, 2016, and it is active in the NPI Registry.
What does John Best specialize in?
John Best is a neurologist in San Francisco, California. The primary specialty in the NPI Registry is Neurology Physician (taxonomy code 2084N0400X).
Where does John Best practice?
John Best practices at 2238 Geary Blvd, San Francisco, CA 94115. John Best's primary practice is San Francisco Medical Center - Mammography in San Francisco, California. Dmand AI also links John Best to 2 medical groups and 1 group practice or clinic.
What is John Best's office phone number?
The practice phone on file for John Best is (415) 833-3700.
What is John Best's medical license number?
John Best holds California license A168313, one of the licenses on file in 2 states.
Which states has John Best been licensed in?
Dmand AI has state licenses on file for John Best in California (2020 to 2026) and Pennsylvania (2016 to 2020).
Which hospitals is John Best affiliated with?
John Best is affiliated with San Francisco Medical Center.
What medical group is John Best part of?
John Best is linked to The Permanente Medical Group, Inc. Dmand AI links John Best to 2 more medical groups.
Does John Best accept Medicare?
Yes. CMS data shows John Best billed Medicare for 107 services in 2022, and John Best accepts Medicare assignment.
Does John Best offer telehealth?
Yes. The CMS Doctors and Clinicians file lists John Best as offering telehealth services.
Show 9 more questionsShow fewer questions
Is John Best board certified?
Yes. John Best is board certified in neurology by the American Board of Psychiatry and Neurology.
What services does John Best bill to Medicare?
In 2022, John Best's most billed Medicare services were medicare service (G2212) and office visit, established patient (99215).
Where did John Best go to medical school?
John Best graduated from UCSF School of Medicine in 2016.
What drugs does John Best prescribe most?
In 2024 Medicare Part D data, John Best's most prescribed drugs by claims were Donepezil HCl, Carbidopa-Levodopa and Escitalopram Oxalate.
Has John Best received payments from drug or device companies?
CMS Open Payments shows $213 in general payments to John Best from 2 companies from 2022 to 2023. The largest total came from Medtronic, Inc.
How long has John Best been practicing?
John Best graduated from medical school in 2016, 10 years ago.
Does John Best do research?
Dmand AI links 13 publications to John Best, published from 2015 to 2023.
Who does John Best publish with?
John Best's most frequent co-authors are Meg Caroline Doherty, MD, PhD, MPH (2 shared papers) and Zachary Clarke Rich, MD (1 shared paper).
What insurance does John Best accept?
John Best is in network with 5 carriers, including Kaiser Permanente, Blue Cross Blue Shield of Massachusetts and HCSC. Medicare plans come from the most carriers, 4. Check the plan with the practice before a visit.
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