Dr. Michael James Mosier, MD

  • San Francisco, CA
  • General surgeon
NPI1568638104
Medicare services, 2023
157
Part D claims, 2023
19
Publications
6
Hospital affiliations
2
Industry payments
$774
Practice address
900 Hyde St, San Francisco, CA 94109
Practice phone
Call (415) 353-6000
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

UCSF Health Hyde Hospital

Hospital · San Francisco, California

See all 10 affiliations

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Dr. Michael James Mosier is a general surgeon in San Francisco, California

Dr. Mosier practices at UCSF Health Hyde Hospital in San Francisco, California, part of University of California Health.

Dr. Mosier's NPI, 1568638104, was assigned on May 4, 2008. Dr. Mosier graduated from Saint Louis University School Of Medicine in 2003. Dr. Mosier holds California license C196648.

NPI and contact details
NPI enumeration date
May 4, 2008
NPI status
Active
Practice phone
(415) 353-6000
Professional email
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Personal email
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Mobile number
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Sex
Male
Estimated age
49
Medical school graduation
2003

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data

Dr. Michael James Mosier practices at UCSF Health Hyde Hospital in San Francisco, California

Dr. Mosier's primary practice is UCSF Health Hyde Hospital, at 900 Hyde St, San Francisco, CA 94109 in San Francisco County. The practice phone is (415) 353-6000.

Source: Dmand AI Affiliation Data

Dr. Michael James Mosier is affiliated with 2 sites of care and 8 medical groups

Dr. Mosier's primary practice is UCSF Health Hyde Hospital in San Francisco, California, part of University of California Health. Dr. Mosier is also affiliated with PeaceHealth St. John Medical Center. The medical group on file is UCSF Pediatrics. Dmand AI also links Dr. Mosier to 7 more medical groups, each named with a free account.

See all 10 affiliations for Dr. Mosier

Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data

Dmand AI tracks the EHR system at Dr. Michael James Mosier's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Mosier practices, 2 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
UCSF Health Hyde HospitalAvailable with a free account
+1 more site and 7 medical groupsAvailable with a free account

Source: Dmand AI Technology Install Data

For health IT teams

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Dr. Michael James Mosier is one of 2,926 general surgeons in California

Surgery is Dr. Mosier's primary specialty in the NPI Registry, under taxonomy code 208600000X. Dr. Mosier is board certified in surgery by the American Board of Surgery. Dmand AI has Dr. Mosier's licenses on file in 4 states: California, Washington, Oregon and Illinois.

Specialties and state licenses

  • Surgery, CaliforniaPrimaryLicense C196648 · 2024 to 2026 · taxonomy 208600000X
  • Washington license2008 to 2026
  • Oregon license2017 to 2025
  • Illinois license2006 to 2020

General surgeons near Dr. Mosier

Counts of general surgeons 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 James Mosier billed Medicare for 157 services in 2023

CMS data shows 157 Medicare services from Dr. Mosier across 1 procedure code in 2023. Medicare paid $9,815 for them. Every service was in a facility, such as a hospital, rather than an office.

Medicare services, 2023157
Paid by Medicare$9,815
Procedure codes1

Dr. Mosier's Medicare services by type, 2022 to 2023

  • 2022
  • 2023
Office and hospital visits
2022: 1312023: 15720%

Dr. Mosier compared with the California median for general surgeons, 2023

  • Dr. Mosier
  • California median
Medicare services
157vs 1665% below
Part D claims
19vs 3444% below

Medians across 2,606 general surgeons in California with Dmand AI profiles that report each measure.

Dr. Mosier's most billed Medicare procedure codes, 2023

CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.

See all procedures by Dr. Mosier

Need commercial claims for Dr. Mosier?

Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Mosier and other general surgeons in California.

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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks

Dr. Michael James Mosier's patients have a median age of 53

Across all payers, Dmand AI patient panel data puts Dr. Mosier's median patient age at 53, with 32% women.

Dr. Mosier's patients across all payers

Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.

Patient panel by age, all payers

Median age 53

Patient panel by sex, all payers

  • Women32%
  • Men68%

Source: Dmand AI Patient Panel Data

Dr. Michael James Mosier wrote 19 Medicare Part D claims in 2023

In 2023, Dr. Mosier wrote 19 Medicare Part D claims. They cover 1 drug, with $848 in total drug cost. In 2022, CMS named 11 claims across 1 drug.

Part D claims, 202319
Drugs named by CMS1
Total drug cost$848

Dr. Mosier'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: 112023: 1973%

Drugs named by CMS: 1 in 2023, 1 in 2022.

See all prescribing by Dr. Mosier

Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026

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Dr. Michael James Mosier has 6 publications on record

Dmand AI links 6 papers to Dr. Mosier, published from 2017 to 2019. 2019 was the busiest year, with 2. The most frequent topics are Burns, Acute Kidney Injury and Renal Replacement Therapy. Dr. Mosier has published most often in J Burn Care Res. Dr. Mosier's most frequent co-authors are Brett D. Arnoldo, MD, Amy M. Sprague, MD and Steven Eric Wolf, MD.

Papers6
Years published2017 to 2019

Topics Dr. Mosier writes about most

  • Burns
  • Acute Kidney Injury
  • Renal Replacement Therapy

Dr. Mosier's most frequent co-authors

Recent publications by Dr. Mosier

See all 6 publications and co-authors

See who Dr. Mosier researches with

Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Mosier works with, so you can find a warm path to the right general surgeons.

How network discovery works

Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage

Dr. Michael James Mosier received $774 in industry payments from 2016 to 2025

CMS Open Payments shows 8 general payments to Dr. Mosier from 6 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 100% of the total. Integra LifeSciences Corporation paid the most, $262.

General payments to Dr. Mosier by program year, 2016 to 2025

Companies that paid Dr. Mosier the most, 2016 to 2025

Share is of all general payments to this clinician.

See all payments to Dr. Mosier

Source: Open Payments (CMS), 2025 data, released July 7, 2026

Dr. Michael James Mosier graduated from Saint Louis University School Of Medicine

Dr. Mosier graduated from Saint Louis University School Of Medicine in 2003.

  1. Medical schoolSaint Louis University School Of Medicine
  2. Board certified in surgeryAmerican Board of Surgery
  3. Board certified in surgical critical careAmerican Board of Surgery

Source: Dmand AI Professional Profile Data

Dr. Michael James Mosier accepts plans from 10 insurance carriers

Dr. Mosier is in network with 10 carriers, including Aetna, Blue Cross Blue Shield of Michigan and Cigna. Medicare plans come from the most carriers, 8. Check the plan with the practice before a visit.

  • Aetna
  • Blue Cross Blue Shield of Michigan
  • Cigna
  • United Healthcare
  • Blue Cross Blue Shield of Massachusetts
  • HCSC
  • Regence Health Plans
  • AK State Medicaid
  • +2 more carriersWith a free account

Plan types Dr. Mosier accepts, by number of carriers

  1. Medicare8
  2. PPO6
  3. HMO4
  4. POS3
  5. Medicaid2

Source: Dmand AI Insurance Network Data

Sources for Dr. Michael James Mosier's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneDmand AI Affiliation Data
Primary practice, affiliations and health systemDmand AI Affiliation DataDmand AI Org Hierarchy Data
Medicare services and procedure codesMedicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab)
State medians for the same specialtyDmand AI Peer Benchmarks
Medicare patients and the all-payer patient panelDmand AI Patient Panel Data
Part D prescribingMedicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)
Publications, topics and co-authorsPubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage
Industry paymentsOpen Payments (CMS) (opens in a new tab)
Training, board certification and membershipsDmand AI Professional Profile Data
Insurance carriers and plan typesDmand AI Insurance Network Data
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about Dr. Michael James Mosier

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 James Mosier's NPI number?

Dr. Michael James Mosier's NPI number is 1568638104. It was assigned on May 4, 2008, and it is active in the NPI Registry.

What kind of doctor is Dr. Michael James Mosier?

Dr. Michael James Mosier is a general surgeon in San Francisco, California. The primary specialty in the NPI Registry is Surgery Physician (taxonomy code 208600000X).

Where does Dr. Michael James Mosier practice?

Dr. Mosier practices at 900 Hyde St, San Francisco, CA 94109. Dr. Mosier's primary practice is UCSF Health Hyde Hospital in San Francisco, California, part of University of California Health. Dmand AI also links Dr. Mosier to 7 medical groups.

What is Dr. Michael James Mosier's office phone number?

The practice phone on file for Dr. Mosier is (415) 353-6000.

What is Dr. Michael James Mosier's medical license number?

Dr. Mosier holds California license C196648, one of the licenses on file in 4 states.

Which states has Dr. Michael James Mosier been licensed in?

Dmand AI has state licenses on file for Dr. Mosier in California (2024 to 2026), Washington (2008 to 2026), Oregon (2017 to 2025) and Illinois (2006 to 2020).

Which hospitals is Dr. Michael James Mosier affiliated with?

Dr. Mosier practices at UCSF Health Hyde Hospital in San Francisco, California. Dr. Mosier is also affiliated with PeaceHealth St. John Medical Center.

What medical group is Dr. Michael James Mosier part of?

Dr. Mosier is linked to UCSF Pediatrics. Dmand AI links Dr. Mosier to 7 more medical groups.

Does Dr. Michael James Mosier accept Medicare?

Yes. CMS data shows Dr. Mosier billed Medicare for 157 services in 2023.

Is Dr. Michael James Mosier board certified?

Yes. Dr. Mosier is board certified in surgery by the American Board of Surgery.

Show 8 more questionsShow fewer questions

What services does Dr. Michael James Mosier bill to Medicare?

In 2023, Dr. Mosier's most billed Medicare services were hospital inpatient care (99232).

Where did Dr. Michael James Mosier go to medical school?

Dr. Mosier graduated from Saint Louis University School Of Medicine in 2003.

What drugs does Dr. Michael James Mosier prescribe most?

In 2023 Medicare Part D data, Dr. Mosier's most prescribed drugs by claims were Ssd.

Has Dr. Michael James Mosier received payments from drug or device companies?

CMS Open Payments shows $774 in general payments to Dr. Mosier from 6 companies from 2016 to 2025. The largest total came from Integra LifeSciences Corporation.

How long has Dr. Michael James Mosier been practicing?

Dr. Mosier graduated from medical school in 2003, 23 years ago.

Does Dr. Michael James Mosier do research?

Dmand AI links 6 publications to Dr. Mosier, published from 2017 to 2019.

Who does Dr. Michael James Mosier publish with?

Dr. Mosier's most frequent co-authors are Brett D. Arnoldo, MD (3 shared papers), Amy M. Sprague, MD (2 shared papers) and Steven Eric Wolf, MD (2 shared papers).

What insurance does Dr. Michael James Mosier accept?

Dr. Mosier is in network with 10 carriers, including Aetna, Blue Cross Blue Shield of Michigan and Cigna. Medicare plans come from the most carriers, 8. Check the plan with the practice before a visit.

Selling to surgery practices?

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