Mol Phylogenet Evol
Dr. Stephen James Rossiter, MD
- Medicare services, 2024
- 146
- Medicare patients, 2024
- 79
- Publications
- 76
- MIPS score, 2024
- 100
- Hospital affiliations
- 3
- Practice address
- 4001 J St, Sacramento, CA 95819
- Practice phone
- Call (916) 453-4453
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Rossiter'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 James Rossiter is a surgical assistant in Sacramento, California
Dr. Rossiter practices at Dignity Health - Mercy General Hospital in Sacramento, California, part of CommonSpirit Health.
Dr. Rossiter's NPI, 1356391080, was assigned on May 11, 2006. Dr. Rossiter graduated from University Of Michigan Medical School in 1971. Dr. Rossiter holds California license G23293.
- NPI
- 1356391080NPI Registry (opens in a new tab)
- Medicare PAC ID
- 5698751063
- NPI enumeration date
- May 11, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (916) 453-4453
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 81
- Medical school graduation
- 1971
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Stephen James Rossiter practices at Dignity Health - Mercy General Hospital in Sacramento, California
Dr. Rossiter's primary practice is Dignity Health - Mercy General Hospital, at 4001 J St, Sacramento, CA 95819 in Sacramento County. The practice phone is (916) 453-4453.
- Dignity Health - Mercy General Hospital4001 J St, Sacramento, CA 95819 · Sacramento CountyPhone(916) 453-4453
Source: Dmand AI Affiliation Data
Dr. Stephen James Rossiter is affiliated with 5 sites of care and 2 medical groups
Dr. Rossiter's primary practice is Dignity Health - Mercy General Hospital in Sacramento, California, part of CommonSpirit Health. Dr. Rossiter is also affiliated with Dignity Health - Mercy San Juan Medical Center. The medical group on file is Mercy Medical Group. Dmand AI also links Dr. Rossiter to 1 more hospital, 2 group practices and clinics 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 James Rossiter's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Rossiter practices, 5 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Dignity Health - Mercy General Hospital | Available with a free account |
| +4 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Stephen James Rossiter is one of 2 surgical assistants in California
Surgical assistant is Dr. Rossiter's primary specialty in the NPI Registry, under taxonomy code 246ZC0007X. Dr. Rossiter is board certified in thoracic and cardiac surgery by the American Board of Thoracic Surgery. Dr. Rossiter is licensed in California.
Specialties and state licenses
- Surgical assistant, CaliforniaPrimary
Surgical assistants near Dr. Rossiter
Counts of surgical assistants 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 James Rossiter billed Medicare for 146 services in 2024
CMS data shows 146 Medicare services from Dr. Rossiter across 6 procedure codes in 2024, for 79 Medicare patients. Medicare paid $15,815 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Rossiter'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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Source: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data
Dr. Stephen James Rossiter treated 79 Medicare patients in 2024, average age 72
CMS counts 79 Medicare patients who saw Dr. Rossiter in 2024. The largest group is 65 to 74, with 50 patients. 75% of them have atrial fibrillation, and 75% have high blood pressure. 19% are also on Medicaid. Their average risk score is 1.21, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Rossiter's median patient age at 64, with 27% women.
Dr. Rossiter's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Rossiter's Medicare patients by sex, 2024
- Women2228%
- Men5772%
Chronic conditions among Dr. Rossiter's Medicare patients, 2024
- Atrial fibrillation75%
- High blood pressure75%
- High cholesterol75%
- Ischemic heart disease75%
- Heart failure61%
- Arthritis44%
- Chronic kidney disease42%
- Diabetes35%
Share of Medicare patients with each condition. A patient can have several.
Dr. Rossiter's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 64
Patient panel by sex, all payers
- Women27%
- Men71%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Stephen James Rossiter scored 100 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 100 out of 100 for Dr. Rossiter for performance year 2024, reported through an alternative payment model (APM). Dr. Rossiter accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 53 procedures of coronary artery bypass graft (cabg) by Dr. Rossiter, more than 96% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
Dr. Rossiter's MIPS scores, performance year 2024
- 100of 100Final score
- 86.3of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Where Dr. Rossiter ranks in Medicare procedure volume
- Coronary artery bypass graft (CABG)
- 96th percentile53 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Sources: Doctors and Clinicians National Downloadable File (CMS); Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026; and Doctors and Clinicians Utilization Data (CMS)
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Dr. Stephen James Rossiter has 76 publications on record
Dmand AI links 76 papers to Dr. Rossiter, published from 2007 to 2023. 2014 was the busiest year, with 7. The most frequent topics are Chiroptera, Phylogeny and Evolution, Molecular. Dr. Rossiter has published most often in PLoS One. Dr. Rossiter's most frequent co-authors are David Craig Miller, MD, Bruce Reitz, MD and Philip Oyer, MD.
Dr. Rossiter's papers by year, 2013 to 2023
Topics Dr. Rossiter writes about most
- Chiroptera
- Phylogeny
- Evolution, Molecular
- DNA, Mitochondrial
- Biological Evolution
- Microsatellite Repeats
- Sequence Analysis, DNA
- Echolocation
Dr. Rossiter's most frequent co-authors
Recent publications by Dr. Rossiter
Mol Phylogenet Evol
See who Dr. Rossiter researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Rossiter works with, so you can find a warm path to the right surgical assistants.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Stephen James Rossiter received $96 in industry payments in 2024
CMS Open Payments shows 1 general payment to Dr. Rossiter from 1 drug or device company in 2024. Food and beverage make up the largest share, 100% of the total. Abiomed paid the most, $96.
Companies that paid Dr. Rossiter the most, 2024 to 2024
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Stephen James Rossiter has 2 awards and honors on record
Dmand AI lists 2 awards for Dr. Rossiter.
Awards and honors for Dr. Rossiter
- Undated
- ACC Fellow
- ACS Fellow
Source: Dmand AI Professional Profile Data
Dr. Stephen James Rossiter graduated from University Of Michigan Medical School
Dr. Rossiter graduated from University Of Michigan Medical School in 1971. Dr. Rossiter is a member of ACC and ACS.
- Medical school
- Board certified in thoracic and cardiac surgery
Source: Dmand AI Professional Profile Data
Dr. Stephen James Rossiter accepts plans from 5 insurance carriers
Dr. Rossiter is in network with 5 carriers, including Blue Cross Blue Shield of Massachusetts, HCSC and Regence Health Plans. Medicare plans come from the most carriers, 5. Check the plan with the practice before a visit.
- Blue Cross Blue Shield of Massachusetts
- HCSC
- Regence Health Plans
- CMS Medicare
- Molina
Plan types Dr. Rossiter accepts, by number of carriers
- Medicare5
- PPO3
Source: Dmand AI Insurance Network Data
Sources for Dr. Stephen James Rossiter'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) |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - 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)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab)Doctors and Clinicians Utilization Data (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) |
| Awards and committee roles | Dmand AI Professional Profile Data |
| 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 James Rossiter
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 James Rossiter's NPI number?
Dr. Stephen James Rossiter's NPI number is 1356391080. It was assigned on May 11, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Stephen James Rossiter?
Dr. Stephen James Rossiter is a surgical assistant in Sacramento, California. The primary specialty in the NPI Registry is Surgical Assistant (taxonomy code 246ZC0007X).
Where does Dr. Stephen James Rossiter practice?
Dr. Rossiter practices at 4001 J St, Sacramento, CA 95819. Dr. Rossiter's primary practice is Dignity Health - Mercy General Hospital in Sacramento, California, part of CommonSpirit Health. Dmand AI also links Dr. Rossiter to 1 hospital, 2 group practices and clinics and 1 medical group.
What is Dr. Stephen James Rossiter's office phone number?
The practice phone on file for Dr. Rossiter is (916) 453-4453.
What is Dr. Stephen James Rossiter's medical license number?
Dr. Rossiter holds California license G23293.
Which hospitals is Dr. Stephen James Rossiter affiliated with?
Dr. Rossiter practices at Dignity Health - Mercy General Hospital in Sacramento, California. Dr. Rossiter is also affiliated with Dignity Health - Mercy San Juan Medical Center. Dmand AI links Dr. Rossiter to 1 more hospital.
What medical group is Dr. Stephen James Rossiter part of?
Dr. Rossiter is linked to Mercy Medical Group. Dmand AI links Dr. Rossiter to 1 more medical group.
Does Dr. Stephen James Rossiter accept Medicare?
Yes. CMS data shows Dr. Rossiter billed Medicare for 146 services in 2024, and Dr. Rossiter accepts Medicare assignment.
What is Dr. Stephen James Rossiter's MIPS score?
Dr. Rossiter's MIPS final score for performance year 2024 is 100 out of 100, reported through an alternative payment model (APM).
How many Medicare patients does Dr. Stephen James Rossiter see?
CMS counts 79 Medicare patients who saw Dr. Rossiter in 2024, with an average age of 72.
Show 8 more questionsShow fewer questions
Is Dr. Stephen James Rossiter board certified?
Yes. Dr. Rossiter is board certified in thoracic and cardiac surgery by the American Board of Thoracic Surgery.
What services does Dr. Stephen James Rossiter bill to Medicare?
In 2024, Dr. Rossiter's most billed Medicare services were surgery: heart and blood vessels (33508), surgery: heart and blood vessels (33533) and surgery: heart and blood vessels (33519).
Where did Dr. Stephen James Rossiter go to medical school?
Dr. Rossiter graduated from University Of Michigan Medical School in 1971.
Has Dr. Stephen James Rossiter received payments from drug or device companies?
CMS Open Payments shows $96 in general payments to Dr. Rossiter from 1 company from 2024 to 2024. The largest total came from Abiomed.
How long has Dr. Stephen James Rossiter been practicing?
Dr. Rossiter graduated from medical school in 1971, 55 years ago.
Does Dr. Stephen James Rossiter do research?
Dmand AI links 76 publications to Dr. Rossiter, published from 2007 to 2023.
Who does Dr. Stephen James Rossiter publish with?
Dr. Rossiter's most frequent co-authors are David Craig Miller, MD (7 shared papers), Bruce Reitz, MD (7 shared papers) and Philip Oyer, MD (4 shared papers).
What insurance does Dr. Stephen James Rossiter accept?
Dr. Rossiter is in network with 5 carriers, including Blue Cross Blue Shield of Massachusetts, HCSC and Regence Health Plans. Medicare plans come from the most carriers, 5. Check the plan with the practice before a visit.
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