Clin Pract Cases Emerg Med
Dr. James W. Rosbrugh Jr., MD
- Medicare services, 2024
- 376
- Medicare patients, 2024
- 340
- Part D claims, 2024
- 54
- Publications
- 3
- MIPS score, 2024
- 100
- Practice address
- 1700 Mt Vernon Ave, Bakersfield, CA 93306
- Practice phone
- Call (661) 326-2000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Kern County Hospital Authority
Bakersfield, California
Find Dr. Rosbrugh'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. James W. Rosbrugh Jr. is an emergency medicine physician in Bakersfield, California
Dr. Rosbrugh practices at Kern County Hospital Authority in Bakersfield, California.
Dr. Rosbrugh's NPI, 1184603417, was assigned on January 13, 2006. Dr. Rosbrugh graduated from Loma Linda University School Of Medicine in 1993. Dr. Rosbrugh holds California license G81127.
- NPI
- 1184603417NPI Registry (opens in a new tab)
- Medicare PAC ID
- 5193613339
- NPI enumeration date
- January 13, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (661) 326-2000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 59
- Medical school graduation
- 1993
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. James W. Rosbrugh Jr. practices at Kern County Hospital Authority in Bakersfield, California
Dr. Rosbrugh's primary practice is Kern County Hospital Authority, at 1700 Mt Vernon Ave, Bakersfield, CA 93306 in Kern County. The practice phone is (661) 326-2000.
- Kern County Hospital Authority1700 Mt Vernon Ave, Bakersfield, CA 93306 · Kern CountyPhone(661) 326-2000
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. James W. Rosbrugh Jr. is affiliated with 6 sites of care and 4 medical groups
Dr. Rosbrugh's primary practice is Kern County Hospital Authority in Bakersfield, California. Dr. Rosbrugh is also affiliated with Kern Medical. The medical group on file is Vituity. Dmand AI also links Dr. Rosbrugh to 1 more hospital, 3 group practices and clinics and 3 medical groups, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. James W. Rosbrugh Jr.'s practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Rosbrugh practices, 5 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Kern County Hospital Authority | Available with a free account |
| +5 more sites and 3 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. James W. Rosbrugh Jr. is one of 7,423 emergency medicine physicians in California
Emergency medicine is Dr. Rosbrugh's primary specialty in the NPI Registry, under taxonomy code 207P00000X. Dr. Rosbrugh is board certified in emergency medicine by the American Board of Emergency Medicine. Dr. Rosbrugh is licensed in California.
Specialties and state licenses
- Emergency medicine, CaliforniaPrimary
Emergency medicine physicians near Dr. Rosbrugh
Counts of emergency medicine physicians 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. James W. Rosbrugh Jr. billed Medicare for 376 services in 2024
CMS data shows 376 Medicare services from Dr. Rosbrugh across 6 procedure codes in 2024, for 340 Medicare patients. Medicare paid $32,845 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Rosbrugh's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 3352024: 3098%
- Tests and treatments
- 2023: 622024: 5413%
- Surgery
- 2023: 02024: 13
Dr. Rosbrugh compared with the California median for emergency medicine physicians, 2024
- Dr. Rosbrugh
- California median
- Medicare services
- 376vs 26542% above
- Medicare patients
- 340vs 24340% above
- Part D claims
- 13vs 6279% below
Medians across 7,079 emergency medicine physicians in California with Dmand AI profiles that report each measure.
Dr. Rosbrugh'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. Rosbrugh?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Rosbrugh and other emergency medicine physicians in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. James W. Rosbrugh Jr. treated 340 Medicare patients in 2024, average age 67
CMS counts 340 Medicare patients who saw Dr. Rosbrugh in 2024. The largest group is 65 to 74, with 122 patients. 75% of them have high blood pressure, and 74% have high cholesterol. 77% are also on Medicaid. Their average risk score is 2.50, 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. Rosbrugh's median patient age at 54, with 48% women.
Dr. Rosbrugh's Medicare patients by age, 2024
Dr. Rosbrugh's Medicare patients by sex, 2024
- Women17150%
- Men16950%
Chronic conditions among Dr. Rosbrugh's Medicare patients, 2024
- High blood pressure75%
- High cholesterol74%
- Diabetes52%
- Arthritis47%
- Mood disorders46%
- Anxiety41%
- Depression39%
- Heart failure36%
Share of Medicare patients with each condition. A patient can have several.
Dr. Rosbrugh's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 54
Patient panel by sex, all payers
- Women48%
- Men52%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. James W. Rosbrugh Jr. wrote 54 Medicare Part D claims in 2024
In 2024, Dr. Rosbrugh wrote 54 Medicare Part D claims for 40 patients. 93% of them were for generic drugs. CMS names the drug for 13 of them, across 1 drug with 11 or more claims each, at $75 in total drug cost. In 2022, CMS named 12 claims across 1 drug.
Dr. Rosbrugh's Part D claims by kind of drug, 2024
- Generic50 claims93%
- Brand-name and other4 claims7%
Dr. Rosbrugh'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. Rosbrugh's Part D claims, 2024
- Antibiotics33%18 of 54 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, 2022 to 2024
- 2022
- 2024
- Claims for drugs CMS names
- 2022: 122024: 138%
Drugs named by CMS: 1 in 2024, 1 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. James W. Rosbrugh Jr. 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. Rosbrugh for performance year 2024, reported as part of a group. Dr. Rosbrugh accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Dr. Rosbrugh's MIPS scores, performance year 2024
- 100of 100Final score
- 92.6of 100Quality
- 40of 100Improvement Activities
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
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Dr. James W. Rosbrugh Jr. has 3 publications on record
Dmand AI links 3 papers to Dr. Rosbrugh, published from 2018 to 2019. 2019 was the busiest year, with 2. Dr. Rosbrugh has published most often in Clin Pract Cases Emerg Med. Dr. Rosbrugh's most frequent co-authors are Kieron K. Barkataki, DO, Daniel Quesada, MD and Nathan Wang, MD.
Dr. Rosbrugh's most frequent co-authors
- Kieron K. Barkataki, DO2 shared papers
- Daniel Quesada, MD2 shared papers
- Nathan Wang, MD2 shared papers
Recent publications by Dr. Rosbrugh
Clin Pract Cases Emerg Med
See who Dr. Rosbrugh researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Rosbrugh works with, so you can find a warm path to the right emergency medicine physicians.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. James W. Rosbrugh Jr. received $27 in industry payments from 2017 to 2020
CMS Open Payments shows 2 general payments to Dr. Rosbrugh from 1 drug or device company from 2017 to 2020. Food and beverage make up the largest share, 100% of the total. Janssen Pharmaceuticals, Inc paid the most, $27.
General payments to Dr. Rosbrugh by program year, 2017 to 2020
Companies that paid Dr. Rosbrugh the most, 2017 to 2020
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. James W. Rosbrugh Jr. graduated from Loma Linda University School Of Medicine
Dr. Rosbrugh graduated from Loma Linda University School Of Medicine in 1993.
- Medical school
- Board certified in emergency medicine
Source: Dmand AI Professional Profile Data
Dr. James W. Rosbrugh Jr. accepts plans from 2 insurance carriers
Dr. Rosbrugh is in network with 2 carriers, including Blue Cross Blue Shield of Massachusetts and CMS Medicare. Medicare plans come from the most carriers, 2. Check the plan with the practice before a visit.
- Blue Cross Blue Shield of Massachusetts
- CMS Medicare
Plan types Dr. Rosbrugh accepts, by number of carriers
- Medicare2
- PPO1
Source: Dmand AI Insurance Network Data
Sources for Dr. James W. Rosbrugh Jr.'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 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)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 |
| 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. James W. Rosbrugh Jr.
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. James W. Rosbrugh Jr.'s NPI number?
Dr. James W. Rosbrugh Jr.'s NPI number is 1184603417. It was assigned on January 13, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. James W. Rosbrugh Jr.?
Dr. James W. Rosbrugh Jr. is an emergency medicine physician in Bakersfield, California. The primary specialty in the NPI Registry is Emergency Medicine Physician (taxonomy code 207P00000X).
Where does Dr. James W. Rosbrugh Jr. practice?
Dr. Rosbrugh practices at 1700 Mt Vernon Ave, Bakersfield, CA 93306. Dr. Rosbrugh's primary practice is Kern County Hospital Authority in Bakersfield, California. Dmand AI also links Dr. Rosbrugh to 1 hospital, 3 group practices and clinics and 3 medical groups.
What is Dr. James W. Rosbrugh Jr.'s office phone number?
The practice phone on file for Dr. Rosbrugh is (661) 326-2000.
What is Dr. James W. Rosbrugh Jr.'s medical license number?
Dr. Rosbrugh holds California license G81127.
Which hospitals is Dr. James W. Rosbrugh Jr. affiliated with?
Dr. Rosbrugh is affiliated with Kern Medical. Dmand AI links Dr. Rosbrugh to 1 more hospital.
What medical group is Dr. James W. Rosbrugh Jr. part of?
Dr. Rosbrugh is linked to Vituity. Dmand AI links Dr. Rosbrugh to 3 more medical groups.
Does Dr. James W. Rosbrugh Jr. accept Medicare?
Yes. CMS data shows Dr. Rosbrugh billed Medicare for 376 services in 2024, and Dr. Rosbrugh accepts Medicare assignment.
What is Dr. James W. Rosbrugh Jr.'s MIPS score?
Dr. Rosbrugh's MIPS final score for performance year 2024 is 100 out of 100, reported as part of a group.
How many Medicare patients does Dr. James W. Rosbrugh Jr. see?
CMS counts 340 Medicare patients who saw Dr. Rosbrugh in 2024, with an average age of 67.
Show 9 more questionsShow fewer questions
Is Dr. James W. Rosbrugh Jr. board certified?
Yes. Dr. Rosbrugh is board certified in emergency medicine by the American Board of Emergency Medicine.
What services does Dr. James W. Rosbrugh Jr. bill to Medicare?
In 2024, Dr. Rosbrugh's most billed Medicare services were emergency department visit (99284), emergency department visit (99285) and heart test or procedure (93010).
Where did Dr. James W. Rosbrugh Jr. go to medical school?
Dr. Rosbrugh graduated from Loma Linda University School Of Medicine in 1993.
What drugs does Dr. James W. Rosbrugh Jr. prescribe most?
In 2024 Medicare Part D data, Dr. Rosbrugh's most prescribed drugs by claims were Cephalexin.
Has Dr. James W. Rosbrugh Jr. received payments from drug or device companies?
CMS Open Payments shows $27 in general payments to Dr. Rosbrugh from 1 company from 2017 to 2020. The largest total came from Janssen Pharmaceuticals, Inc.
How long has Dr. James W. Rosbrugh Jr. been practicing?
Dr. Rosbrugh graduated from medical school in 1993, 33 years ago.
Does Dr. James W. Rosbrugh Jr. do research?
Dmand AI links 3 publications to Dr. Rosbrugh, published from 2018 to 2019.
Who does Dr. James W. Rosbrugh Jr. publish with?
Dr. Rosbrugh's most frequent co-authors are Kieron K. Barkataki, DO (2 shared papers), Daniel Quesada, MD (2 shared papers) and Nathan Wang, MD (2 shared papers).
What insurance does Dr. James W. Rosbrugh Jr. accept?
Dr. Rosbrugh is in network with 2 carriers, including Blue Cross Blue Shield of Massachusetts and CMS Medicare. Medicare plans come from the most carriers, 2. Check the plan with the practice before a visit.
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