Dr. Stavros R. Karatsoridis, DO
- Medicare services, 2024
- 3,415
- Medicare patients, 2024
- 1,028
- Part D claims, 2024
- 26,182
- Hospital affiliations
- 5
- Industry payments
- $3,872
- Practice address
- 1404 East Second Street, Defiance, OH 43512
- Practice phone
- Call (419) 782-8444
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Karatsoridis' 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. Stavros R. Karatsoridis is an internist in Defiance, Ohio
Dr. Karatsoridis practices at Mercy Health - Defiance Hospital in Defiance, Ohio, part of Bon Secours Mercy Health.
Dr. Karatsoridis' NPI, 1588645394, was assigned on November 9, 2005. Dr. Karatsoridis graduated from Ohio University, College of Osteopathic Medicine in 2001. Dr. Karatsoridis holds Ohio license 34008351.
- NPI
- 1588645394NPI Registry (opens in a new tab)
- Medicare PAC ID
- 2163461922
- NPI enumeration date
- November 9, 2005
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (419) 782-8444
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 51
- Medical school graduation
- 2001
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Stavros R. Karatsoridis practices at Mercy Health - Defiance Hospital in Defiance, Ohio
Dr. Karatsoridis' primary practice is Mercy Health - Defiance Hospital, at 1404 East Second Street, Defiance, OH 43512 in Defiance County. The practice phone is (419) 782-8444.
- Mercy Health - Defiance Hospital1404 East Second Street, Defiance, OH 43512 · Defiance CountyPhone(419) 782-8444
Source: Dmand AI Affiliation Data
Dr. Stavros R. Karatsoridis is affiliated with 12 sites of care and 2 medical groups
Dr. Karatsoridis' primary practice is Mercy Health - Defiance Hospital in Defiance, Ohio, part of Bon Secours Mercy Health. Dr. Karatsoridis is also affiliated with Mercy Health - St. Vincent Medical Center. The medical group on file is Mercy Health Physicians, Defiance Clinic. Dmand AI also links Dr. Karatsoridis to 3 more hospitals, 2 home health agencies, 2 skilled nursing facilities, 1 hospice, 1 hospital outpatient department, 1 therapy and rehab clinic 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. Stavros R. Karatsoridis' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Karatsoridis practices, 12 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Mercy Health - Defiance Hospital | Available with a free account |
| +11 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Stavros R. Karatsoridis is one of 4,708 internists in Ohio
Internal medicine is Dr. Karatsoridis' primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Karatsoridis is licensed in Ohio.
Specialties and state licenses
- Internal medicine, OhioPrimary
Internists near Dr. Karatsoridis
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. Stavros R. Karatsoridis billed Medicare for 3,415 services in 2024
CMS data shows 3,415 Medicare services from Dr. Karatsoridis across 15 procedure codes in 2024, for 1,028 Medicare patients. Medicare paid $120,603 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Karatsoridis' Medicare services by type, 2023 to 2024
- 2023
- 2024
- Tests and treatments
- 2023: 1,9062024: 1,7299%
- Office and hospital visits
- 2023: 1,3582024: 1,15715%
- Other services
- 2023: 3822024: 52938%
Dr. Karatsoridis compared with the Ohio median for internists, 2024
- Dr. Karatsoridis
- Ohio median
- Medicare services
- 3,415vs 4877.0 times
- Medicare patients
- 1,028vs 1925.4 times
- Part D claims
- 25,283vs 29486.0 times
Medians across 4,703 internists in Ohio with Dmand AI profiles that report each measure.
Dr. Karatsoridis' 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. Karatsoridis and other internists in Ohio.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Stavros R. Karatsoridis treated 1,028 Medicare patients in 2024, average age 76
CMS counts 1,028 Medicare patients who saw Dr. Karatsoridis in 2024. The largest group is 75 to 84, with 367 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 18% are also on Medicaid. Their average risk score is 1.79, 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. Karatsoridis' median patient age at 67, with 53% women.
Dr. Karatsoridis' Medicare patients by age, 2024
Dr. Karatsoridis' Medicare patients by sex, 2024
- Women55354%
- Men47546%
Chronic conditions among Dr. Karatsoridis' Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis57%
- Chronic kidney disease51%
- Ischemic heart disease46%
- Diabetes42%
- Anxiety39%
- Mood disorders39%
Share of Medicare patients with each condition. A patient can have several.
Dr. Karatsoridis' patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 67
Patient panel by sex, all payers
- Women53%
- Men46%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Stavros R. Karatsoridis wrote 26,182 Medicare Part D claims in 2024
In 2024, Dr. Karatsoridis wrote 26,182 Medicare Part D claims for 789 patients. 88% of them were for generic drugs. CMS names the drug for 25,283 of them, across 246 drugs with 11 or more claims each, at $1,609,373 in total drug cost. In 2023, CMS named 22,515 claims across 237 drugs.
Dr. Karatsoridis' Part D claims by kind of drug, 2024
- Generic23,135 claims88%
- Brand-name2,804 claims11%
- Other243 claims1%
Dr. Karatsoridis' 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. Karatsoridis' Part D claims, 2024
- Opioids2%609 of 26,182 claims
- Antibiotics3%769 of 26,182 claims
- Antipsychotics, patients 65 and over1%356 of 26,182 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: 22,5152024: 25,28312%
Drugs named by CMS: 246 in 2024, 237 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. Stavros R. Karatsoridis takes part in Medicare
Dr. Karatsoridis 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. Stavros R. Karatsoridis received $3,872 in industry payments from 2016 to 2025
CMS Open Payments shows 249 general payments to Dr. Karatsoridis from 40 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 100% of the total. Novo Nordisk Inc paid the most, $832.
General payments to Dr. Karatsoridis by program year, 2016 to 2025
General payments to Dr. Karatsoridis by kind, 2016 to 2025
- Food and beverage$3,858100%
- Education$140%
Companies that paid Dr. Karatsoridis 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. Stavros R. Karatsoridis graduated from Ohio University, College of Osteopathic Medicine
Dr. Karatsoridis graduated from Ohio University, College of Osteopathic Medicine in 2001.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Stavros R. Karatsoridis'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. Stavros R. Karatsoridis
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. Stavros R. Karatsoridis' NPI number?
Dr. Stavros R. Karatsoridis' NPI number is 1588645394. It was assigned on November 9, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. Stavros R. Karatsoridis?
Dr. Stavros R. Karatsoridis is an internist in Defiance, Ohio. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Stavros R. Karatsoridis practice?
Dr. Karatsoridis practices at 1404 East Second Street, Defiance, OH 43512. Dr. Karatsoridis' primary practice is Mercy Health - Defiance Hospital in Defiance, Ohio, part of Bon Secours Mercy Health. Dmand AI also links Dr. Karatsoridis to 3 hospitals, 2 home health agencies, 2 skilled nursing facilities, 1 hospice, 1 hospital outpatient department, 1 therapy and rehab clinic and 1 medical group.
What is Dr. Stavros R. Karatsoridis' office phone number?
The practice phone on file for Dr. Karatsoridis is (419) 782-8444.
What is Dr. Stavros R. Karatsoridis' medical license number?
Dr. Karatsoridis holds Ohio license 34008351.
Which hospitals is Dr. Stavros R. Karatsoridis affiliated with?
Dr. Karatsoridis practices at Mercy Health - Defiance Hospital in Defiance, Ohio. Dr. Karatsoridis is also affiliated with Mercy Health - St. Vincent Medical Center. Dmand AI links Dr. Karatsoridis to 3 more hospitals.
What medical group is Dr. Stavros R. Karatsoridis part of?
Dr. Karatsoridis is linked to Mercy Health Physicians, Defiance Clinic. Dmand AI links Dr. Karatsoridis to 1 more medical group.
Does Dr. Stavros R. Karatsoridis accept Medicare?
Yes. CMS data shows Dr. Karatsoridis billed Medicare for 3,415 services in 2024, and Dr. Karatsoridis accepts Medicare assignment.
How many Medicare patients does Dr. Stavros R. Karatsoridis see?
CMS counts 1,028 Medicare patients who saw Dr. Karatsoridis in 2024, with an average age of 76.
What services does Dr. Stavros R. Karatsoridis bill to Medicare?
In 2024, Dr. Karatsoridis' most billed Medicare services were heart test or procedure (93010), nursing facility care (99309) and office visit, established patient (99214).
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Where did Dr. Stavros R. Karatsoridis go to medical school?
Dr. Karatsoridis graduated from Ohio University, College of Osteopathic Medicine in 2001.
What drugs does Dr. Stavros R. Karatsoridis prescribe most?
In 2024 Medicare Part D data, Dr. Karatsoridis' most prescribed drugs by claims were Levothyroxine Sodium, Atorvastatin Calcium and Omeprazole.
Has Dr. Stavros R. Karatsoridis received payments from drug or device companies?
CMS Open Payments shows $3,872 in general payments to Dr. Karatsoridis from 40 companies from 2016 to 2025. The largest total came from Novo Nordisk Inc.
How long has Dr. Stavros R. Karatsoridis been practicing?
Dr. Karatsoridis graduated from medical school in 2001, 25 years ago.
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