Dr. James Starr Jr., DO
- Medicare services, 2024
- 684
- Medicare patients, 2024
- 208
- Part D claims, 2024
- 2,060
- Hospital affiliations
- 5
- Industry payments
- $433
- Practice address
- 1969 W Hart Rd, Beloit, WI 53511
- Practice phone
- Call (608) 364-5011
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Starr'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 Starr Jr. is an internist in Beloit, Wisconsin
Dr. Starr practices at Beloit Memorial Hospital in Beloit, Wisconsin, part of Beloit Health System.
Dr. Starr's NPI, 1245292549, was assigned on April 4, 2006. Dr. Starr graduated from Michigan State University College of Osteopathic Medicine in 2000. Dr. Starr holds Michigan license 5101014516.
- NPI
- 1245292549NPI Registry (opens in a new tab)
- Medicare PAC ID
- 6002700283
- NPI enumeration date
- April 4, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (608) 364-5011
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 52
- Medical school graduation
- 2000
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. James Starr Jr. practices at Beloit Memorial Hospital in Beloit, Wisconsin
Dr. Starr's primary practice is Beloit Memorial Hospital, at 1969 W Hart Rd, Beloit, WI 53511 in Rock County. The practice phone is (608) 364-5011.
- Beloit Memorial Hospital1969 W Hart Rd, Beloit, WI 53511 · Rock CountyPhone(608) 364-5011
Source: Dmand AI Affiliation Data
Dr. James Starr Jr. is affiliated with 12 sites of care and 11 medical groups
Dr. Starr's primary practice is Beloit Memorial Hospital in Beloit, Wisconsin, part of Beloit Health System. Dr. Starr is also affiliated with Parkview Regional Medical Center. The medical group on file is Beloit Health System. Dmand AI also links Dr. Starr to 3 more hospitals, 10 medical groups, 3 group practices and clinics, 3 hospices and 1 dialysis center, 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. James Starr Jr.'s practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Starr practices, 12 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Beloit Memorial Hospital | Available with a free account |
| +11 more sites and 10 medical groups | 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 Beloit Health System and 6.2K+ hospitals, with verified contacts in the same login.
Dr. James Starr Jr. is one of 1,675 internists in Wisconsin
Internal medicine is Dr. Starr's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dmand AI has Dr. Starr's licenses on file in 2 states: Michigan and Wisconsin.
Specialties and state licenses
- Internal medicine, MichiganPrimary
- Hospitalist, Wisconsin
Internists near Dr. Starr
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. James Starr Jr. billed Medicare for 684 services in 2024
CMS data shows 684 Medicare services from Dr. Starr across 7 procedure codes in 2024, for 208 Medicare patients. Medicare paid $43,642 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Starr's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 3,2672024: 68479%
Dr. Starr compared with the Wisconsin median for internists, 2024
- Dr. Starr
- Wisconsin median
- Medicare services
- 684vs 45750% above
- Medicare patients
- 208vs 199Close to median
- Part D claims
- 1,706vs 4333.9 times
Medians across 1,658 internists in Wisconsin with Dmand AI profiles that report each measure.
Dr. Starr'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. Starr?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Starr and other internists in Wisconsin.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. James Starr Jr. treated 208 Medicare patients in 2024, average age 77
CMS counts 208 Medicare patients who saw Dr. Starr in 2024. The largest group is 75 to 84, with 74 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 29% are also on Medicaid. Their average risk score is 2.52, 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. Starr's median patient age at 80, with 62% women.
Dr. Starr's Medicare patients by age, 2024
Dr. Starr's Medicare patients by sex, 2024
- Women11957%
- Men8943%
Chronic conditions among Dr. Starr's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis59%
- Chronic kidney disease55%
- Ischemic heart disease54%
- Heart failure52%
- Diabetes47%
- Mood disorders46%
Share of Medicare patients with each condition. A patient can have several.
Dr. Starr's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 80
Patient panel by sex, all payers
- Women62%
- Men38%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. James Starr Jr. wrote 2,060 Medicare Part D claims in 2024
In 2024, Dr. Starr wrote 2,060 Medicare Part D claims for 272 patients. 86% of them were for generic drugs. CMS names the drug for 1,706 of them, across 62 drugs with 11 or more claims each, at $86,613 in total drug cost. In 2023, CMS named 4,011 claims across 97 drugs.
Dr. Starr's Part D claims by kind of drug, 2024
- Generic1,763 claims86%
- Brand-name281 claims14%
- Other16 claims1%
Dr. Starr'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. Starr's Part D claims, 2024
- Opioids1%28 of 2,060 claims
- Antibiotics8%166 of 2,060 claims
- Antipsychotics, patients 65 and over1%29 of 2,060 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: 4,0112024: 1,70657%
Drugs named by CMS: 62 in 2024, 97 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. James Starr Jr. takes part in Medicare
Dr. Starr 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. James Starr Jr. received $433 in industry payments from 2016 to 2024
CMS Open Payments shows 16 general payments to Dr. Starr from 7 drug and device companies from 2016 to 2024. Food and beverage make up the largest share, 100% of the total. AstraZeneca Pharmaceuticals LP paid the most, $264.
General payments to Dr. Starr by program year, 2016 to 2024
Companies that paid Dr. Starr the most, 2016 to 2024
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. James Starr Jr. graduated from Michigan State University College of Osteopathic Medicine
Dr. Starr graduated from Michigan State University College of Osteopathic Medicine in 2000.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. James Starr 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 | 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) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| 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. James Starr 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 Starr Jr.'s NPI number?
Dr. James Starr Jr.'s NPI number is 1245292549. It was assigned on April 4, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. James Starr Jr.?
Dr. James Starr Jr. is an internist in Beloit, Wisconsin. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. James Starr Jr. practice?
Dr. Starr practices at 1969 W Hart Rd, Beloit, WI 53511. Dr. Starr's primary practice is Beloit Memorial Hospital in Beloit, Wisconsin, part of Beloit Health System. Dmand AI also links Dr. Starr to 3 hospitals, 10 medical groups, 3 group practices and clinics, 3 hospices and 1 dialysis center.
What is Dr. James Starr Jr.'s office phone number?
The practice phone on file for Dr. Starr is (608) 364-5011.
What is Dr. James Starr Jr.'s medical license number?
Dr. Starr holds Michigan license 5101014516, one of the licenses on file in 2 states.
Which states has Dr. James Starr Jr. been licensed in?
Dmand AI has state licenses on file for Dr. Starr in Michigan and Wisconsin.
Which hospitals is Dr. James Starr Jr. affiliated with?
Dr. Starr practices at Beloit Memorial Hospital in Beloit, Wisconsin. Dr. Starr is also affiliated with Parkview Regional Medical Center. Dmand AI links Dr. Starr to 3 more hospitals.
What medical group is Dr. James Starr Jr. part of?
Dr. Starr is linked to Beloit Health System. Dmand AI links Dr. Starr to 10 more medical groups.
Does Dr. James Starr Jr. accept Medicare?
Yes. CMS data shows Dr. Starr billed Medicare for 684 services in 2024, and Dr. Starr accepts Medicare assignment.
How many Medicare patients does Dr. James Starr Jr. see?
CMS counts 208 Medicare patients who saw Dr. Starr in 2024, with an average age of 77.
Show 5 more questionsShow fewer questions
What services does Dr. James Starr Jr. bill to Medicare?
In 2024, Dr. Starr's most billed Medicare services were hospital inpatient care (99232), hospital inpatient care (99238) and hospital inpatient care (99231).
Where did Dr. James Starr Jr. go to medical school?
Dr. Starr graduated from Michigan State University College of Osteopathic Medicine in 2000.
What drugs does Dr. James Starr Jr. prescribe most?
In 2024 Medicare Part D data, Dr. Starr's most prescribed drugs by claims were Atorvastatin Calcium, Donepezil HCl and Carvedilol.
Has Dr. James Starr Jr. received payments from drug or device companies?
CMS Open Payments shows $433 in general payments to Dr. Starr from 7 companies from 2016 to 2024. The largest total came from AstraZeneca Pharmaceuticals LP.
How long has Dr. James Starr Jr. been practicing?
Dr. Starr graduated from medical school in 2000, 26 years ago.
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