Dr. Irving Louis Rosenberg Jr., MD
- Medicare services, 2024
- 2,490
- Medicare patients, 2024
- 242
- Part D claims, 2024
- 2,403
- MIPS score, 2024
- 77
- Hospital affiliations
- 5
- Practice address
- 401 North Ewing Street, Lancaster, OH 43130
- Practice phone
- Call (740) 687-8000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Rosenberg's professional email, personal email and mobile number
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Dr. Irving Louis Rosenberg Jr. is a rheumatologist in Lancaster, Ohio
Dr. Rosenberg practices at Fairfield Medical Center in Lancaster, Ohio, part of Adena Occupational Health.
Dr. Rosenberg's NPI, 1427283076, was assigned on May 27, 2009. Dr. Rosenberg graduated from Wright State University Boonshoft School of Medicine in 2009. Dr. Rosenberg holds Ohio license 35.120152.
- NPI
- 1427283076NPI Registry (opens in a new tab)
- Medicare PAC ID
- 7719126721
- NPI enumeration date
- May 27, 2009
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (740) 687-8000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 43
- Medical school graduation
- 2009
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Irving Louis Rosenberg Jr. practices at Fairfield Medical Center in Lancaster, Ohio
Dr. Rosenberg's primary practice is Fairfield Medical Center, at 401 North Ewing Street, Lancaster, OH 43130 in Fairfield County. The practice phone is (740) 687-8000.
- Fairfield Medical Center401 North Ewing Street, Lancaster, OH 43130 · Fairfield CountyPhone(740) 687-8000
Source: Dmand AI Affiliation Data
Dr. Irving Louis Rosenberg Jr. is affiliated with 6 sites of care and 1 medical group
Dr. Rosenberg's primary practice is Fairfield Medical Center in Lancaster, Ohio, part of Adena Occupational Health. Dr. Rosenberg is also affiliated with Mount Carmel East. The medical group on file is Fairfield Healthcare Professionals. Dmand AI also links Dr. Rosenberg to 3 more hospitals 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. Irving Louis Rosenberg Jr.'s practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Rosenberg practices, 6 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Fairfield Medical Center | Available with a free account |
| +5 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dmand AI maps EHR vendors, IT decision makers and buying committees across Adena Occupational Health and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Irving Louis Rosenberg Jr. is one of 258 rheumatologists in Ohio
Rheumatology is Dr. Rosenberg's primary specialty in the NPI Registry, under taxonomy code 207RR0500X. Dr. Rosenberg is licensed in Ohio.
Specialties and state licenses
- Rheumatology, OhioPrimary
Rheumatologists near Dr. Rosenberg
Counts of rheumatologists 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. Irving Louis Rosenberg Jr. billed Medicare for 2,490 services in 2024
CMS data shows 2,490 Medicare services from Dr. Rosenberg across 5 procedure codes in 2024, for 242 Medicare patients. Medicare paid $71,638 for them. Every service was in an office.
Dr. Rosenberg's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Drugs given in the office
- 2023: 1,7402024: 1,8003%
- Office and hospital visits
- 2023: 4472024: 38215%
- Other services
- 2023: 02024: 245
- Tests and treatments
- 2023: 442024: 6343%
Dr. Rosenberg compared with the Ohio median for rheumatologists, 2024
- Dr. Rosenberg
- Ohio median
- Medicare services
- 2,490vs 6144.1 times
- Medicare patients
- 242vs 21314% above
- Part D claims
- 2,284vs 1,1372.0 times
Medians across 259 rheumatologists in Ohio with Dmand AI profiles that report each measure.
Dr. Rosenberg'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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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Rosenberg and other rheumatologists in Ohio.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Irving Louis Rosenberg Jr. treated 242 Medicare patients in 2024, average age 72
CMS counts 242 Medicare patients who saw Dr. Rosenberg in 2024. The largest group is 65 to 74, with 126 patients. 75% of them have arthritis, and 75% have high blood pressure. 14% are also on Medicaid. Their average risk score is 1.38, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Rosenberg's median patient age at 66, with 65% women.
Dr. Rosenberg's Medicare patients by age, 2024
Dr. Rosenberg's Medicare patients by sex, 2024
- Women15162%
- Men9138%
Chronic conditions among Dr. Rosenberg's Medicare patients, 2024
- Arthritis75%
- High blood pressure75%
- High cholesterol70%
- Ischemic heart disease36%
- Anxiety31%
- Chronic kidney disease29%
- Osteoporosis29%
- Diabetes26%
Share of Medicare patients with each condition. A patient can have several.
Dr. Rosenberg's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 66
Patient panel by sex, all payers
- Women65%
- Men34%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Irving Louis Rosenberg Jr. wrote 2,403 Medicare Part D claims in 2024
In 2024, Dr. Rosenberg wrote 2,403 Medicare Part D claims for 369 patients. 82% of them were for generic drugs. CMS names the drug for 2,284 of them, across 24 drugs with 11 or more claims each, at $2,713,660 in total drug cost. In 2023, CMS named 2,315 claims across 24 drugs.
Dr. Rosenberg's Part D claims by kind of drug, 2024
- Generic1,959 claims82%
- Brand-name and other444 claims18%
Dr. Rosenberg'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.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 2,3152024: 2,2841%
Drugs named by CMS: 24 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
Dr. Irving Louis Rosenberg Jr. scored 77 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 77 out of 100 for Dr. Rosenberg for performance year 2024, reported as part of a group. Dr. Rosenberg accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Rosenberg as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Dr. Rosenberg's MIPS scores, performance year 2024
- 77of 100Final score
- 43.4of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
- 77of 100Cost
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. Irving Louis Rosenberg Jr. received $267 in industry payments from 2016 to 2023
CMS Open Payments shows 10 general payments to Dr. Rosenberg from 5 drug and device companies from 2016 to 2023. Food and beverage make up the largest share, 57% of the total. Genentech, Inc. paid the most, $120.
General payments to Dr. Rosenberg by program year, 2016 to 2023
General payments to Dr. Rosenberg by kind, 2016 to 2023
- Food and beverage$15257%
- Education$11543%
Companies that paid Dr. Rosenberg the most, 2016 to 2023
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Irving Louis Rosenberg Jr. graduated from Wright State University Boonshoft School of Medicine
Dr. Rosenberg graduated from Wright State University Boonshoft School of Medicine in 2009.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Irving Louis Rosenberg 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)Clinician Public Reporting: Overall MIPS Performance (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. Irving Louis Rosenberg 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. Irving Louis Rosenberg Jr.'s NPI number?
Dr. Irving Louis Rosenberg Jr.'s NPI number is 1427283076. It was assigned on May 27, 2009, and it is active in the NPI Registry.
What kind of doctor is Dr. Irving Louis Rosenberg Jr.?
Dr. Irving Louis Rosenberg Jr. is a rheumatologist in Lancaster, Ohio. The primary specialty in the NPI Registry is Rheumatology Physician (taxonomy code 207RR0500X).
Where does Dr. Irving Louis Rosenberg Jr. practice?
Dr. Rosenberg practices at 401 North Ewing Street, Lancaster, OH 43130. Dr. Rosenberg's primary practice is Fairfield Medical Center in Lancaster, Ohio, part of Adena Occupational Health. Dmand AI also links Dr. Rosenberg to 3 hospitals and 1 dialysis center.
What is Dr. Irving Louis Rosenberg Jr.'s office phone number?
The practice phone on file for Dr. Rosenberg is (740) 687-8000.
What is Dr. Irving Louis Rosenberg Jr.'s medical license number?
Dr. Rosenberg holds Ohio license 35.120152.
Which hospitals is Dr. Irving Louis Rosenberg Jr. affiliated with?
Dr. Rosenberg practices at Fairfield Medical Center in Lancaster, Ohio. Dr. Rosenberg is also affiliated with Mount Carmel East. Dmand AI links Dr. Rosenberg to 3 more hospitals.
What medical group is Dr. Irving Louis Rosenberg Jr. part of?
Dr. Rosenberg is linked to Fairfield Healthcare Professionals.
Does Dr. Irving Louis Rosenberg Jr. accept Medicare?
Yes. CMS data shows Dr. Rosenberg billed Medicare for 2,490 services in 2024, and Dr. Rosenberg accepts Medicare assignment.
Does Dr. Irving Louis Rosenberg Jr. offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Rosenberg as offering telehealth services.
What is Dr. Irving Louis Rosenberg Jr.'s MIPS score?
Dr. Rosenberg's MIPS final score for performance year 2024 is 77 out of 100, reported as part of a group.
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How many Medicare patients does Dr. Irving Louis Rosenberg Jr. see?
CMS counts 242 Medicare patients who saw Dr. Rosenberg in 2024, with an average age of 72.
What services does Dr. Irving Louis Rosenberg Jr. bill to Medicare?
In 2024, Dr. Rosenberg's most billed Medicare services were injected or infused drug (J0897), office visit, established patient (99214) and medicare service (G2211).
Where did Dr. Irving Louis Rosenberg Jr. go to medical school?
Dr. Rosenberg graduated from Wright State University Boonshoft School of Medicine in 2009.
What drugs does Dr. Irving Louis Rosenberg Jr. prescribe most?
In 2024 Medicare Part D data, Dr. Rosenberg's most prescribed drugs by claims were Hydroxychloroquine Sulfate, Methotrexate and Prednisone.
Has Dr. Irving Louis Rosenberg Jr. received payments from drug or device companies?
CMS Open Payments shows $267 in general payments to Dr. Rosenberg from 5 companies from 2016 to 2023. The largest total came from Genentech, Inc.
How long has Dr. Irving Louis Rosenberg Jr. been practicing?
Dr. Rosenberg graduated from medical school in 2009, 17 years ago.
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