Dr. Michael Dias, MD
- Medicare services, 2024
- 299
- Medicare patients, 2024
- 131
- Part D claims, 2024
- 190
- Publications
- 1
- Hospital affiliations
- 2
- Practice address
- 450 Stanyan St, San Francisco, CA 94117
- Practice phone
- Call (415) 353-4739
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
UCSF St Mary's Hospital
San Francisco, California
Find Dr. Dias' 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. Michael Dias is an internist in San Francisco, California
Dr. Dias practices at UCSF St Mary's Hospital in San Francisco, California.
Dr. Dias' NPI, 1831683556, was assigned on June 16, 2018. Dr. Dias graduated from University of Florida College of Medicine in 2018. Dr. Dias holds Michigan license 4301504683.
- NPI
- 1831683556NPI Registry (opens in a new tab)
- Medicare PAC ID
- 8527314525
- NPI enumeration date
- June 16, 2018
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (415) 353-4739
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 34
- Medical school graduation
- 2018
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Michael Dias practices at UCSF St Mary's Hospital in San Francisco, California
Dr. Dias' primary practice is UCSF St Mary's Hospital, at 450 Stanyan St, San Francisco, CA 94117 in San Francisco County. The practice phone is (415) 353-4739.
- UCSF St Mary's Hospital450 Stanyan St, San Francisco, CA 94117 · San Francisco CountyPhone(415) 353-4739
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Michael Dias is affiliated with 3 sites of care and 6 medical groups
Dr. Dias' primary practice is UCSF St Mary's Hospital in San Francisco, California. Dr. Dias is also affiliated with UCSF Helen Diller Medical Center at Parnassus Heights. The medical group on file is UCSF Pediatrics. Dmand AI also links Dr. Dias to 1 more hospital and 5 medical groups, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Michael Dias' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Dias practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| UCSF St Mary's Hospital | Available with a free account |
| +2 more sites and 5 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Michael Dias is one of 16,751 internists in California
Internal medicine is Dr. Dias' primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Dias is licensed in Michigan.
Specialties and state licenses
- Internal medicine, MichiganPrimary
Internists near Dr. Dias
Counts of internists 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. Michael Dias billed Medicare for 299 services in 2024
CMS data shows 299 Medicare services from Dr. Dias across 3 procedure codes in 2024, for 131 Medicare patients. Medicare paid $29,341 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Dias' Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 2272024: 29932%
Dr. Dias compared with the California median for internists, 2024
- Dr. Dias
- California median
- Medicare services
- 299vs 36117% below
- Medicare patients
- 131vs 15113% below
- Part D claims
- 27vs 42194% below
Medians across 15,815 internists in California with Dmand AI profiles that report each measure.
Dr. Dias' 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. Michael Dias treated 131 Medicare patients in 2024, average age 72
CMS counts 131 Medicare patients who saw Dr. Dias in 2024. The largest group is 65 to 74, with 40 patients. 75% of them have high blood pressure, and 72% have high cholesterol. 28% are also on Medicaid. Their average risk score is 2.89, 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. Dias' median patient age at 68, with 52% women.
Dr. Dias' Medicare patients by age, 2024
Dr. Dias' Medicare patients by sex, 2024
- Women7154%
- Men6046%
Chronic conditions among Dr. Dias' Medicare patients, 2024
- High blood pressure75%
- High cholesterol72%
- Arthritis57%
- Ischemic heart disease51%
- Mood disorders50%
- Anxiety49%
- Chronic kidney disease49%
- Depression46%
Share of Medicare patients with each condition. A patient can have several.
Dr. Dias' 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
- Women52%
- Men42%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Michael Dias wrote 190 Medicare Part D claims in 2024
In 2024, Dr. Dias wrote 190 Medicare Part D claims for 65 patients. 78% of them were for generic drugs. CMS names the drug for 27 of them, across 2 drugs with 11 or more claims each, at $10,658 in total drug cost. In 2021, CMS named 14 claims across 1 drug.
Dr. Dias' Part D claims by kind of drug, 2024
- Generic149 claims78%
- Brand-name41 claims22%
Dr. Dias' 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. Dias' Part D claims, 2024
- Opioids6%12 of 190 claims
- Antibiotics17%32 of 190 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, 2021 to 2024
- 2021
- 2024
- Claims for drugs CMS names
- 2021: 142024: 2793%
Drugs named by CMS: 2 in 2024, 1 in 2021.
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. Michael Dias takes part in Medicare
Dr. Dias 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. Michael Dias has 1 publication on record
Dmand AI links 1 paper to Dr. Dias in 2021. Dr. Dias' most frequent co-authors are Jeffrey Aaron Berinstein, MD, Shrinivas Bishu, MD and Shirley Ann Cohen-Mekelburg, MD.
Dr. Dias' most frequent co-authors
- Jeffrey Aaron Berinstein, MD1 shared paper
- Shrinivas Bishu, MD1 shared paper
- Shirley Ann Cohen-Mekelburg, MD1 shared paper
Recent publications by Dr. Dias
See who Dr. Dias researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Dias works with, so you can find a warm path to the right internists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Michael Dias graduated from University of Florida College of Medicine
Dr. Dias graduated from University of Florida College of Medicine in 2018.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Michael Dias'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 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 | 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 |
| Training, board certification and memberships | Dmand AI Professional Profile 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. Michael Dias
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. Michael Dias' NPI number?
Dr. Michael Dias' NPI number is 1831683556. It was assigned on June 16, 2018, and it is active in the NPI Registry.
What kind of doctor is Dr. Michael Dias?
Dr. Michael Dias is an internist in San Francisco, California. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Michael Dias practice?
Dr. Dias practices at 450 Stanyan St, San Francisco, CA 94117. Dr. Dias' primary practice is UCSF St Mary's Hospital in San Francisco, California. Dmand AI also links Dr. Dias to 1 hospital and 5 medical groups.
What is Dr. Michael Dias' office phone number?
The practice phone on file for Dr. Dias is (415) 353-4739.
What is Dr. Michael Dias' medical license number?
Dr. Dias holds Michigan license 4301504683.
Which hospitals is Dr. Michael Dias affiliated with?
Dr. Dias is affiliated with UCSF Helen Diller Medical Center at Parnassus Heights. Dmand AI links Dr. Dias to 1 more hospital.
What medical group is Dr. Michael Dias part of?
Dr. Dias is linked to UCSF Pediatrics. Dmand AI links Dr. Dias to 5 more medical groups.
Does Dr. Michael Dias accept Medicare?
Yes. CMS data shows Dr. Dias billed Medicare for 299 services in 2024, and Dr. Dias accepts Medicare assignment.
How many Medicare patients does Dr. Michael Dias see?
CMS counts 131 Medicare patients who saw Dr. Dias in 2024, with an average age of 72.
What services does Dr. Michael Dias bill to Medicare?
In 2024, Dr. Dias' most billed Medicare services were hospital inpatient care (99233), hospital inpatient care (99239) and hospital inpatient care (99223).
Show 5 more questionsShow fewer questions
Where did Dr. Michael Dias go to medical school?
Dr. Dias graduated from University of Florida College of Medicine in 2018.
What drugs does Dr. Michael Dias prescribe most?
In 2024 Medicare Part D data, Dr. Dias' most prescribed drugs by claims were Eliquis and Spironolactone.
How long has Dr. Michael Dias been practicing?
Dr. Dias graduated from medical school in 2018, 8 years ago.
Does Dr. Michael Dias do research?
Dmand AI links 1 publication to Dr. Dias.
Who does Dr. Michael Dias publish with?
Dr. Dias' most frequent co-authors are Jeffrey Aaron Berinstein, MD (1 shared paper), Shrinivas Bishu, MD (1 shared paper) and Shirley Ann Cohen-Mekelburg, MD (1 shared paper).
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