Dr. Gregory Karasik, MD

  • Portsmouth, OH
  • OB-GYN
NPI1144299884PAC ID1153373634
Medicare services, 2024
59
Medicare patients, 2024
32
Part D claims, 2024
140
MIPS score, 2024
83
Hospital affiliations
1
Practice address
1805 27th Street, Portsmouth, OH 45662
Practice phone
Call (740) 356-8435
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Southern Ohio Medical Center

Hospital · Portsmouth, Ohio

See all 5 affiliations

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Dr. Gregory Karasik is an OB-GYN in Portsmouth, Ohio

Dr. Karasik practices at Southern Ohio Medical Center in Portsmouth, Ohio, part of Southern Ohio Medical Center.

Dr. Karasik's NPI, 1144299884, was assigned on March 15, 2006. Dr. Karasik holds Ohio license 35-068821.

NPI and contact details
Medicare PAC ID
1153373634
NPI enumeration date
March 15, 2006
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(740) 356-8435
Professional email
Get email
Personal email
Get email
Mobile number
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Sex
Male
Estimated age
70
Medical school graduation
1982

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)

Dr. Gregory Karasik practices at Southern Ohio Medical Center in Portsmouth, Ohio

Dr. Karasik's primary practice is Southern Ohio Medical Center, at 1805 27th Street, Portsmouth, OH 45662 in Scioto County. The practice phone is (740) 356-8435.

Source: Dmand AI Affiliation Data

Dr. Gregory Karasik is affiliated with 3 sites of care and 2 medical groups

Dr. Karasik's primary practice is Southern Ohio Medical Center in Portsmouth, Ohio, part of Southern Ohio Medical Center. The medical group on file is Southern Ohio Medical Center. Dmand AI also links Dr. Karasik to 2 more group practices and clinics and 1 medical group, each named with a free account.

See all 5 affiliations for Dr. Karasik

Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data

Dmand AI tracks the EHR system at Dr. Gregory Karasik's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Karasik practices, 3 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Southern Ohio Medical CenterAvailable with a free account
+2 more sites and 1 medical groupAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Gregory Karasik is one of 1,380 OB-GYNs in Ohio

Obstetrics and gynecology is Dr. Karasik's primary specialty in the NPI Registry, under taxonomy code 207V00000X. Dr. Karasik is licensed in Ohio.

Specialties and state licenses

  • Obstetrics and gynecology, OhioPrimaryLicense 35-068821 · taxonomy 207V00000X

OB-GYNs near Dr. Karasik

Counts of OB-GYNs 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. Gregory Karasik billed Medicare for 59 services in 2024

CMS data shows 59 Medicare services from Dr. Karasik across 3 procedure codes in 2024, for 32 Medicare patients. Medicare paid $1,795 for them. Every service was in a facility, such as a hospital, rather than an office.

Medicare services, 202459
Medicare patients32
Paid by Medicare$1,795
Procedure codes3

Dr. Karasik's Medicare services by type, 2022 to 2024

  • 2022
  • 2024
Other services
2022: 562024: 3636%
Office and hospital visits
2022: 612024: 2362%

Dr. Karasik compared with the Ohio median for OB-GYNs, 2024

  • Dr. Karasik
  • Ohio median
Medicare services
59vs 4531% above
Medicare patients
32vs 4020% below
Part D claims
70vs 4171% above

Medians across 1,278 OB-GYNs in Ohio with Dmand AI profiles that report each measure.

Dr. Karasik'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.

See all procedures by Dr. Karasik

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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks

Dr. Gregory Karasik treated 32 Medicare patients in 2024, average age 65

CMS counts 32 Medicare patients who saw Dr. Karasik in 2024. The largest group is under 65, with 13 patients. 69% of them have high blood pressure, and 63% have high cholesterol. 47% are also on Medicaid. Their average risk score is 1.06, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Dr. Karasik's median patient age at 37, with 100% women.

Medicare patients, 202432
Average age65
Average risk score1.06
Also on Medicaid47%

Dr. Karasik's Medicare patients by age, 2024

CMS leaves out age groups with fewer than 11 patients.

Chronic conditions among Dr. Karasik's Medicare patients, 2024

  1. High blood pressure69%
  2. High cholesterol63%
  3. Arthritis47%
  4. Anxiety41%
  5. Mood disorders34%

Share of Medicare patients with each condition. A patient can have several.

Dr. Karasik's patients across all payers

Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.

Patient panel by age, all payers

Median age 37

Patient panel by sex, all payers

  • Women100%
  • Men0%

Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data

Dr. Gregory Karasik wrote 140 Medicare Part D claims in 2024

In 2024, Dr. Karasik wrote 140 Medicare Part D claims for 48 patients. 92% of them were for generic drugs. CMS names the drug for 70 of them, across 3 drugs with 11 or more claims each, at $1,144 in total drug cost. In 2023, CMS named 148 claims across 4 drugs.

Part D claims, 2024140
Drugs named by CMS3
Total drug cost$1,144
Part D patients48

Dr. Karasik's Part D claims by kind of drug, 2024

  • Generic129 claims92%
  • Brand-name and other11 claims8%

Dr. Karasik'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. Karasik's Part D claims, 2024

  • Opioids14%19 of 140 claims
  • Antibiotics11%15 of 140 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: 1482024: 7053%

Drugs named by CMS: 3 in 2024, 4 in 2023.

See all prescribing by Dr. Karasik

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. Gregory Karasik scored 83 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 83 out of 100 for Dr. Karasik for performance year 2024, reported as part of a group. Dr. Karasik accepts Medicare assignment, so Medicare's approved amount is taken as full payment.

Accepts Medicare assignment
Yes

Dr. Karasik's MIPS scores, performance year 2024

  • 83of 100Final score
  • 59.6of 100Quality
  • 100of 100Promoting Interoperability
  • 40of 100Improvement Activities
  • 71of 100Cost

Each score is out of 100. The final score weighs the categories CMS scored for this clinician.

Removal of the uterus: 1 to 10 procedures (CMS shows small counts as a range)

Sources: Doctors and Clinicians National Downloadable File (CMS); Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026; and Doctors and Clinicians Utilization Data (CMS)

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Dr. Gregory Karasik received $13,878 in industry payments from 2016 to 2025

CMS Open Payments shows 105 general payments to Dr. Karasik from 24 drug and device companies from 2016 to 2025. Education make up the largest share, 76% of the total. Intuitive Surgical, Inc. paid the most, $12,213.

General payments to Dr. Karasik by program year, 2016 to 2025

General payments to Dr. Karasik by kind, 2016 to 2025

$13.9Kin total
  • Education$10,50076%
  • Food and beverage$1,83513%
  • Travel and lodging$1,54311%

Companies that paid Dr. Karasik the most, 2016 to 2025

Share is of all general payments to this clinician.

See all payments to Dr. Karasik

Source: Open Payments (CMS), 2025 data, released July 7, 2026

Sources for Dr. Gregory Karasik's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneDmand AI Affiliation Data
Primary practice, affiliations and health systemDmand AI Affiliation DataDmand AI Org Hierarchy Data
Medicare services and procedure codesMedicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab)
State medians for the same specialtyDmand AI Peer Benchmarks
Medicare patients and the all-payer patient panelDmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab)
Part D prescribingMedicare 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 percentilesDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab)
Industry paymentsOpen Payments (CMS) (opens in a new tab)
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about Dr. Gregory Karasik

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. Gregory Karasik's NPI number?

Dr. Gregory Karasik's NPI number is 1144299884. It was assigned on March 15, 2006, and it is active in the NPI Registry.

What kind of doctor is Dr. Gregory Karasik?

Dr. Gregory Karasik is an OB-GYN in Portsmouth, Ohio. The primary specialty in the NPI Registry is Obstetrics & Gynecology Physician (taxonomy code 207V00000X).

Where does Dr. Gregory Karasik practice?

Dr. Karasik practices at 1805 27th Street, Portsmouth, OH 45662. Dr. Karasik's primary practice is Southern Ohio Medical Center in Portsmouth, Ohio, part of Southern Ohio Medical Center. Dmand AI also links Dr. Karasik to 2 group practices and clinics and 1 medical group.

What is Dr. Gregory Karasik's office phone number?

The practice phone on file for Dr. Karasik is (740) 356-8435.

What is Dr. Gregory Karasik's medical license number?

Dr. Karasik holds Ohio license 35-068821.

Which hospitals is Dr. Gregory Karasik affiliated with?

Dr. Karasik practices at Southern Ohio Medical Center in Portsmouth, Ohio.

What medical group is Dr. Gregory Karasik part of?

Dr. Karasik is linked to Southern Ohio Medical Center. Dmand AI links Dr. Karasik to 1 more medical group.

Does Dr. Gregory Karasik accept Medicare?

Yes. CMS data shows Dr. Karasik billed Medicare for 59 services in 2024, and Dr. Karasik accepts Medicare assignment.

What is Dr. Gregory Karasik's MIPS score?

Dr. Karasik's MIPS final score for performance year 2024 is 83 out of 100, reported as part of a group.

How many Medicare patients does Dr. Gregory Karasik see?

CMS counts 32 Medicare patients who saw Dr. Karasik in 2024, with an average age of 65.

Show 4 more questionsShow fewer questions

What services does Dr. Gregory Karasik bill to Medicare?

In 2024, Dr. Karasik's most billed Medicare services were office visit, established patient (99213), medicare service (G0101) and medicare temporary code (Q0091).

What drugs does Dr. Gregory Karasik prescribe most?

In 2024 Medicare Part D data, Dr. Karasik's most prescribed drugs by claims were Estradiol, Ibuprofen and Oxycodone-Acetaminophen.

Has Dr. Gregory Karasik received payments from drug or device companies?

CMS Open Payments shows $13,878 in general payments to Dr. Karasik from 24 companies from 2016 to 2025. The largest total came from Intuitive Surgical, Inc.

How long has Dr. Gregory Karasik been practicing?

Dr. Karasik graduated from medical school in 1982, 44 years ago.

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