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Dr. Stephen Wayne Hosea, MD
- Medicare services, 2024
- 1,187
- Medicare patients, 2024
- 438
- Part D claims, 2024
- 682
- Publications
- 21
- Hospital affiliations
- 4
- Practice address
- 400 West Pueblo, Santa Barbara, CA 93105
- Practice phone
- Call (805) 682-7111
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Hosea'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 Wayne Hosea is an infectious disease specialist in Santa Barbara, California
Dr. Hosea practices at Santa Barbara Cottage Hospital in Santa Barbara, California, part of Cottage Health.
Dr. Hosea's NPI, 1457411050, was assigned on December 12, 2006. Dr. Hosea graduated from Harvard Medical School in 1973. Dr. Hosea holds California license G45763.
- NPI
- 1457411050NPI Registry (opens in a new tab)
- Medicare PAC ID
- 8426039546
- NPI enumeration date
- December 12, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (805) 682-7111
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 79
- Medical school graduation
- 1973
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Stephen Wayne Hosea practices at Santa Barbara Cottage Hospital in Santa Barbara, California
Dr. Hosea's primary practice is Santa Barbara Cottage Hospital, at 400 West Pueblo, Santa Barbara, CA 93105 in Santa Barbara County. The practice phone is (805) 682-7111.
- Santa Barbara Cottage Hospital400 West Pueblo, Santa Barbara, CA 93105 · Santa Barbara CountyPhone(805) 682-7111
Source: Dmand AI Affiliation Data
Dr. Stephen Wayne Hosea is affiliated with 5 sites of care and 2 medical groups
Dr. Hosea's primary practice is Santa Barbara Cottage Hospital in Santa Barbara, California, part of Cottage Health. Dr. Hosea is also affiliated with Goleta Valley Cottage Hospital. The medical group on file is Sansum Clinic. Dmand AI also links Dr. Hosea to 2 more hospitals, 1 urgent care center 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 Wayne Hosea's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Hosea practices, 5 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Santa Barbara Cottage Hospital | Available with a free account |
| +4 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across Cottage Health and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Stephen Wayne Hosea is one of 1,054 infectious disease specialists in California
Infectious disease is Dr. Hosea's primary specialty in the NPI Registry, under taxonomy code 207RI0200X. Dmand AI has Dr. Hosea's licenses on file in 2 states: California and Florida.
Specialties and state licenses
- Infectious disease, CaliforniaPrimary
- Florida license
Clinical focus
Dmand AI lists acute skin infection, cellulitis, endocarditis, gastrointestinal infection, hiv/aids, joint or bone infection, pneumonia and respiratory infection and sepsis among the conditions Dr. Hosea treats.
Infectious disease specialists near Dr. Hosea
Counts of infectious disease specialists 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 Wayne Hosea billed Medicare for 1,187 services in 2024
CMS data shows 1,187 Medicare services from Dr. Hosea across 6 procedure codes in 2024, for 438 Medicare patients. Medicare paid $95,375 for them.
Dr. Hosea's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1,1942024: 1,1871%
Where Dr. Hosea's Medicare services took place, 2024
- In an office706%
- In a facility1,11794%
Dr. Hosea compared with the California median for infectious disease specialists, 2024
- Dr. Hosea
- California median
- Medicare services
- 1,187vs 4292.8 times
- Medicare patients
- 438vs 1802.4 times
- Part D claims
- 531vs 1194.5 times
Medians across 930 infectious disease specialists in California with Dmand AI profiles that report each measure.
Dr. Hosea'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.
Need commercial claims for Dr. Hosea?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Hosea and other infectious disease specialists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Stephen Wayne Hosea treated 438 Medicare patients in 2024, average age 72
CMS counts 438 Medicare patients who saw Dr. Hosea in 2024. The largest group is 65 to 74, with 186 patients. 75% of them have high blood pressure, and 72% have high cholesterol. 70% are also on Medicaid. Their average risk score is 2.67, 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. Hosea's median patient age at 65, with 43% women.
Dr. Hosea's Medicare patients by age, 2024
Dr. Hosea's Medicare patients by sex, 2024
- Women21750%
- Men22150%
Chronic conditions among Dr. Hosea's Medicare patients, 2024
- High blood pressure75%
- High cholesterol72%
- Arthritis52%
- Diabetes50%
- Chronic kidney disease46%
- Heart failure40%
- Mood disorders39%
- Anxiety38%
Share of Medicare patients with each condition. A patient can have several.
Dr. Hosea's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 65
Patient panel by sex, all payers
- Women43%
- Men56%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Stephen Wayne Hosea wrote 682 Medicare Part D claims in 2024
In 2024, Dr. Hosea wrote 682 Medicare Part D claims for 71 patients. 64% of them were for generic drugs. CMS names the drug for 531 of them, across 22 drugs with 11 or more claims each, at $846,628 in total drug cost. In 2023, CMS named 546 claims across 24 drugs.
Dr. Hosea's Part D claims by kind of drug, 2024
- Generic434 claims64%
- Brand-name and other248 claims36%
Dr. Hosea'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 Dr. Hosea's Part D claims, 2024
- Opioids3%20 of 682 claims
- Antibiotics30%203 of 682 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: 5462024: 5313%
Drugs named by CMS: 22 in 2024, 24 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
How Dr. Stephen Wayne Hosea takes part in Medicare
Dr. Hosea 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. Stephen Wayne Hosea has 21 publications on record
Dmand AI links 21 papers to Dr. Hosea in 2018. The most frequent topics are Guinea Pigs, Complement System Proteins and Streptococcus pneumoniae. Dr. Hosea has published most often in J Clin Invest. Dr. Hosea's most frequent co-authors are Melvin N. Berger, MD, Nicholas Richard Binder, MD and Kevin M. Casey, MD.
Topics Dr. Hosea writes about most
- Guinea Pigs
- Complement System Proteins
- Streptococcus pneumoniae
- Antibodies, Bacterial
- Liver
- Sepsis
- Angioedema
- Complement C4
Dr. Hosea's most frequent co-authors
- Melvin N. Berger, MD1 shared paper
- Nicholas Richard Binder, MD1 shared paper
- Kevin M. Casey, MD1 shared paper
Recent publications by Dr. Hosea
J Clin Invest
See who Dr. Hosea researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Hosea works with, so you can find a warm path to the right infectious disease specialists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Stephen Wayne Hosea received $1,720 in industry payments from 2016 to 2025
CMS Open Payments shows 28 general payments to Dr. Hosea from 10 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 96% of the total. Takeda Pharmaceuticals U.S.A., Inc. paid the most, $330.
General payments to Dr. Hosea by program year, 2016 to 2025
General payments to Dr. Hosea by kind, 2016 to 2025
- Food and beverage$1,65096%
- Education$704%
Companies that paid Dr. Hosea the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Stephen Wayne Hosea graduated from Harvard Medical School
Dr. Hosea graduated from Harvard Medical School in 1973. Dr. Hosea is a member of ACP.
- Medical school
Source: Dmand AI Professional Profile Data
Dr. Stephen Wayne Hosea accepts plans from 7 insurance carriers
Dr. Hosea is in network with 7 carriers, including Aetna, Blue Cross Blue Shield of Michigan and Elevance. Medicare plans come from the most carriers, 7. Check the plan with the practice before a visit.
- Aetna
- Blue Cross Blue Shield of Michigan
- Elevance
- Blue Cross Blue Shield of Massachusetts
- HCSC
- Regence Health Plans
- CMS Medicare
Plan types Dr. Hosea accepts, by number of carriers
- Medicare7
- PPO6
- HMO3
- EPO2
- POS2
Source: Dmand AI Insurance Network Data
Sources for Dr. Stephen Wayne Hosea'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 | 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 Dr. Stephen Wayne Hosea
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 Wayne Hosea's NPI number?
Dr. Stephen Wayne Hosea's NPI number is 1457411050. It was assigned on December 12, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Stephen Wayne Hosea?
Dr. Stephen Wayne Hosea is an infectious disease specialist in Santa Barbara, California. The primary specialty in the NPI Registry is Infectious Disease Physician (taxonomy code 207RI0200X).
Where does Dr. Stephen Wayne Hosea practice?
Dr. Hosea practices at 400 West Pueblo, Santa Barbara, CA 93105. Dr. Hosea's primary practice is Santa Barbara Cottage Hospital in Santa Barbara, California, part of Cottage Health. Dmand AI also links Dr. Hosea to 2 hospitals, 1 urgent care center and 1 medical group.
What is Dr. Stephen Wayne Hosea's office phone number?
The practice phone on file for Dr. Hosea is (805) 682-7111.
What is Dr. Stephen Wayne Hosea's medical license number?
Dr. Hosea holds California license G45763, one of the licenses on file in 2 states.
Which states has Dr. Stephen Wayne Hosea been licensed in?
Dmand AI has state licenses on file for Dr. Hosea in California (1981 to 2027) and Florida (2014 to 2021).
Which hospitals is Dr. Stephen Wayne Hosea affiliated with?
Dr. Hosea practices at Santa Barbara Cottage Hospital in Santa Barbara, California. Dr. Hosea is also affiliated with Goleta Valley Cottage Hospital. Dmand AI links Dr. Hosea to 2 more hospitals.
What medical group is Dr. Stephen Wayne Hosea part of?
Dr. Hosea is linked to Sansum Clinic. Dmand AI links Dr. Hosea to 1 more medical group.
Does Dr. Stephen Wayne Hosea accept Medicare?
Yes. CMS data shows Dr. Hosea billed Medicare for 1,187 services in 2024, and Dr. Hosea accepts Medicare assignment.
How many Medicare patients does Dr. Stephen Wayne Hosea see?
CMS counts 438 Medicare patients who saw Dr. Hosea in 2024, with an average age of 72.
Show 8 more questionsShow fewer questions
What services does Dr. Stephen Wayne Hosea bill to Medicare?
In 2024, Dr. Hosea's most billed Medicare services were hospital inpatient care (99232), hospital inpatient care (99222) and hospital inpatient care (99238).
Where did Dr. Stephen Wayne Hosea go to medical school?
Dr. Hosea graduated from Harvard Medical School in 1973.
What drugs does Dr. Stephen Wayne Hosea prescribe most?
In 2024 Medicare Part D data, Dr. Hosea's most prescribed drugs by claims were Juluca, Amoxicillin-Clavulanate Potass and Genvoya.
Has Dr. Stephen Wayne Hosea received payments from drug or device companies?
CMS Open Payments shows $1,720 in general payments to Dr. Hosea from 10 companies from 2016 to 2025. The largest total came from Takeda Pharmaceuticals U.S.A., Inc.
How long has Dr. Stephen Wayne Hosea been practicing?
Dr. Hosea graduated from medical school in 1973, 53 years ago.
Does Dr. Stephen Wayne Hosea do research?
Dmand AI links 21 publications to Dr. Hosea.
Who does Dr. Stephen Wayne Hosea publish with?
Dr. Hosea's most frequent co-authors are Melvin N. Berger, MD (1 shared paper), Nicholas Richard Binder, MD (1 shared paper) and Kevin M. Casey, MD (1 shared paper).
What insurance does Dr. Stephen Wayne Hosea accept?
Dr. Hosea is in network with 7 carriers, including Aetna, Blue Cross Blue Shield of Michigan and Elevance. Medicare plans come from the most carriers, 7. Check the plan with the practice before a visit.
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