Brain
Dr. Stephen C. Allison, MD
- Medicare services, 2024
- 215
- Medicare patients, 2024
- 44
- Part D claims, 2024
- 76
- Publications
- 8
- MIPS score, 2024
- 81
- Practice address
- 250 Bon Air Road, Greenbrae, CA 94904
- Practice phone
- Call (415) 925-7900
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Allison'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. Stephen C. Allison is a psychiatrist in Greenbrae, California
Dr. Allison practices at MarinHealth Medical Center in Greenbrae, California, part of Marin Healthcare District.
Dr. Allison's NPI, 1023336294, was assigned on May 12, 2010. Dr. Allison graduated from UCSF School of Medicine in 2010. Dr. Allison's California license number on file is A118576.
- NPI
- 1023336294NPI Registry (opens in a new tab)
- Medicare PAC ID
- 6002030509
- NPI enumeration date
- May 12, 2010
- NPI status
- Active
- Practice phone
- (415) 925-7900
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 42
- Medical school graduation
- 2010
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. Stephen C. Allison practices at MarinHealth Medical Center in Greenbrae, California
Dr. Allison's primary practice is MarinHealth Medical Center, at 250 Bon Air Road, Greenbrae, CA 94904 in Marin County. The practice phone is (415) 925-7900.
- MarinHealth Medical Center250 Bon Air Road, Greenbrae, CA 94904 · Marin CountyPhone(415) 925-7900
Source: Dmand AI Affiliation Data
Dr. Stephen C. Allison is affiliated with 2 sites of care and 2 medical groups
Dr. Allison's primary practice is MarinHealth Medical Center in Greenbrae, California, part of Marin Healthcare District. The medical group on file is UCSF Medical Group. Dmand AI also links Dr. Allison to 1 more physician office and 1 medical group, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Stephen C. Allison's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Allison practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| MarinHealth Medical Center | 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. Stephen C. Allison is one of 6,803 psychiatrists in California
Psychiatry is Dr. Allison's primary specialty in the NPI Registry, under taxonomy code 2084P0800X. Dr. Allison is board certified in psychiatry by the American Board of Psychiatry and Neurology. Dmand AI has Dr. Allison's licenses on file in 2 states: California and Texas.
Specialties and state licenses
- Psychiatry, CaliforniaPrimary
- Texas license
Clinical focus
Dmand AI lists depression and psychoses among the conditions Dr. Allison treats.
Psychiatrists near Dr. Allison
Counts of psychiatrists 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. Stephen C. Allison billed Medicare for 215 services in 2024
CMS data shows 215 Medicare services from Dr. Allison across 3 procedure codes in 2024, for 44 Medicare patients. Medicare paid $22,055 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Allison's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 4172024: 21548%
Dr. Allison compared with the California median for psychiatrists, 2024
- Dr. Allison
- California median
- Medicare services
- 215vs 11981% above
- Medicare patients
- 44vs 417% above
- Part D claims
- 14vs 14490% below
Medians across 6,809 psychiatrists in California with Dmand AI profiles that report each measure.
Dr. Allison'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. Allison and other psychiatrists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Stephen C. Allison treated 44 Medicare patients in 2024, average age 65
CMS counts 44 Medicare patients who saw Dr. Allison in 2024. The largest group is under 65, with 19 patients. 75% of them have anxiety, and 75% have depression. Their average risk score is 1.69, 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. Allison's median patient age at 68, with 67% women.
Dr. Allison's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Allison's Medicare patients by sex, 2024
- Women2864%
- Men1636%
Chronic conditions among Dr. Allison's Medicare patients, 2024
- Anxiety75%
- Depression75%
- High blood pressure75%
- Mood disorders75%
- Schizophrenia and other psychoses75%
- High cholesterol68%
- Alcohol and drug use disorders55%
- Bipolar disorder48%
Share of Medicare patients with each condition. A patient can have several.
Dr. Allison'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
- Women67%
- Men33%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Stephen C. Allison wrote 76 Medicare Part D claims in 2024
In 2024, Dr. Allison wrote 76 Medicare Part D claims for 16 patients. 96% of them were for generic drugs. CMS names the drug for 14 of them, across 1 drug with 11 or more claims each, at $398 in total drug cost. In 2022, CMS named 49 claims across 3 drugs.
Dr. Allison's Part D claims by kind of drug, 2024
- Generic73 claims96%
- Brand-name and other3 claims4%
Dr. Allison'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: 492023: 1471%
Drugs named by CMS: 1 in 2023, 3 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
Dr. Stephen C. Allison scored 81 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 81 out of 100 for Dr. Allison for performance year 2024.
Dr. Allison's MIPS scores, performance year 2024
- 81of 100Final score
- 80.9of 100Quality
- 76of 100Promoting Interoperability
- 40of 100Improvement Activities
- 76of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Source: Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
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Dr. Stephen C. Allison has 8 publications on record
Dmand AI links 8 papers to Dr. Allison, published from 2005 to 2008. 2005 was the busiest year, with 2. The most frequent topics are Dementia, Alzheimer Disease and Brain. Dr. Allison has published most often in Brain. Dr. Allison's most frequent co-authors are Howard J. Rosen, MD, Bruce L. Miller, MD and Michael Weiner, MD.
Dr. Allison's papers by year, 2005 to 2008
Topics Dr. Allison writes about most
- Dementia
- Alzheimer Disease
- Brain
- Magnetic Resonance Imaging
- Neuropsychological Tests
- Brain Mapping
- Image Processing, Computer-Assisted
- Temporal Lobe
Dr. Allison's most frequent co-authors
- Howard J. Rosen, MD4 shared papers
- Bruce L. Miller, MD3 shared papers
- Michael Weiner, MD1 shared paper
Recent publications by Dr. Allison
Neuropsychologia
See who Dr. Allison researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Allison works with, so you can find a warm path to the right psychiatrists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Stephen C. Allison graduated from UCSF School of Medicine
Dr. Allison graduated from UCSF School of Medicine in 2010.
- Medical school
- Board certified in psychiatry
Source: Dmand AI Professional Profile Data
Dr. Stephen C. Allison accepts plans from 7 insurance carriers
Dr. Allison is in network with 7 carriers, including Aetna, Elevance and Blue Cross Blue Shield of Michigan. Medicare plans come from the most carriers, 7. Check the plan with the practice before a visit.
- Aetna
- Elevance
- Blue Cross Blue Shield of Michigan
- Blue Cross Blue Shield of Massachusetts
- HCSC
- Regence Health Plans
- CMS Medicare
Plan types Dr. Allison accepts, by number of carriers
- Medicare7
- PPO6
- HMO3
- POS3
- EPO2
Source: Dmand AI Insurance Network Data
Sources for Dr. Stephen C. Allison'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 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 | Clinician Public Reporting: Overall MIPS Performance (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 |
| 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. Stephen C. Allison
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. Stephen C. Allison's NPI number?
Dr. Stephen C. Allison's NPI number is 1023336294. It was assigned on May 12, 2010, and it is active in the NPI Registry.
What kind of doctor is Dr. Stephen C. Allison?
Dr. Stephen C. Allison is a psychiatrist in Greenbrae, California. The primary specialty in the NPI Registry is Psychiatry Physician (taxonomy code 2084P0800X).
Where does Dr. Stephen C. Allison practice?
Dr. Allison practices at 250 Bon Air Road, Greenbrae, CA 94904. Dr. Allison's primary practice is MarinHealth Medical Center in Greenbrae, California, part of Marin Healthcare District. Dmand AI also links Dr. Allison to 1 physician office and 1 medical group.
What is Dr. Stephen C. Allison's office phone number?
The practice phone on file for Dr. Allison is (415) 925-7900.
What is Dr. Stephen C. Allison's medical license number?
Dr. Allison's California license number on file is A118576, one of the licenses on file in 2 states.
Which states has Dr. Stephen C. Allison been licensed in?
Dmand AI has state licenses on file for Dr. Allison in California (2011 to 2025) and Texas (2016 to 2018).
Which hospitals is Dr. Stephen C. Allison affiliated with?
Dr. Allison practices at MarinHealth Medical Center in Greenbrae, California.
What medical group is Dr. Stephen C. Allison part of?
Dr. Allison is linked to UCSF Medical Group. Dmand AI links Dr. Allison to 1 more medical group.
Does Dr. Stephen C. Allison accept Medicare?
Yes. CMS data shows Dr. Allison billed Medicare for 215 services in 2024.
What is Dr. Stephen C. Allison's MIPS score?
Dr. Allison's MIPS final score for performance year 2024 is 81 out of 100.
Show 9 more questionsShow fewer questions
How many Medicare patients does Dr. Stephen C. Allison see?
CMS counts 44 Medicare patients who saw Dr. Allison in 2024, with an average age of 65.
Is Dr. Stephen C. Allison board certified?
Yes. Dr. Allison is board certified in psychiatry by the American Board of Psychiatry and Neurology.
What services does Dr. Stephen C. Allison bill to Medicare?
In 2024, Dr. Allison's most billed Medicare services were hospital inpatient care (99233), hospital inpatient care (99223) and hospital inpatient care (99239).
Where did Dr. Stephen C. Allison go to medical school?
Dr. Allison graduated from UCSF School of Medicine in 2010.
What drugs does Dr. Stephen C. Allison prescribe most?
In 2023 Medicare Part D data, Dr. Allison's most prescribed drugs by claims were Olanzapine.
How long has Dr. Stephen C. Allison been practicing?
Dr. Allison graduated from medical school in 2010, 16 years ago.
Does Dr. Stephen C. Allison do research?
Dmand AI links 8 publications to Dr. Allison, published from 2005 to 2008.
Who does Dr. Stephen C. Allison publish with?
Dr. Allison's most frequent co-authors are Howard J. Rosen, MD (4 shared papers), Bruce L. Miller, MD (3 shared papers) and Michael Weiner, MD (1 shared paper).
What insurance does Dr. Stephen C. Allison accept?
Dr. Allison is in network with 7 carriers, including Aetna, Elevance and Blue Cross Blue Shield of Michigan. Medicare plans come from the most carriers, 7. Check the plan with the practice before a visit.
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