Dr. Kathryn A. Karges, MD
- Medicare patients, 2024
- 11
- Part D claims, 2024
- 34
- Hospital affiliations
- 1
- Industry payments
- $801
- Medical group
- 1
- Practice address
- 18300 St John Drive, Nassau Bay, TX 77058
- Practice phone
- Call (281) 333-5503
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Karges' 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. Kathryn A. Karges is an obstetrics physician in Houston, Texas
Dr. Karges practices at Houston Methodist Clear Lake Hospital in Nassau Bay, Texas, part of Houston Methodist.
Dr. Karges' NPI, 1396981825, was assigned on January 6, 2009. Dr. Karges graduated from University of Maryland School of Medicine - Baltimore in 2007. Dr. Karges holds Texas license P0073.
- NPI
- 1396981825NPI Registry (opens in a new tab)
- Medicare PAC ID
- 1850540048
- NPI enumeration date
- January 6, 2009
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (281) 333-5503
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 45
- Medical school graduation
- 2007
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Kathryn A. Karges practices at Houston Methodist Clear Lake Hospital in Nassau Bay, Texas
Dr. Karges' primary practice is Houston Methodist Clear Lake Hospital, at 18300 St John Drive, Nassau Bay, TX 77058 in Harris County. The practice phone is (281) 333-5503.
- Houston Methodist Clear Lake Hospital18300 St John Drive, Nassau Bay, TX 77058 · Harris CountyPhone(281) 333-5503
Source: Dmand AI Affiliation Data
Dr. Kathryn A. Karges is affiliated with 2 sites of care and 1 medical group
Dr. Karges' primary practice is Houston Methodist Clear Lake Hospital in Nassau Bay, Texas, part of Houston Methodist. The medical group on file is Ob Hospitalist Group. Dmand AI also links Dr. Karges to 1 more group practice or clinic, named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Kathryn A. Karges' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Karges practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Houston Methodist Clear Lake Hospital | Available with a free account |
| +1 more affiliated site | 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 Houston Methodist and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Kathryn A. Karges is one of 92 obstetrics physicians in Texas
Obstetrics is Dr. Karges' primary specialty in the NPI Registry, under taxonomy code 207VX0000X. Dr. Karges is board certified in obstetrics & gynecology by the American Board of Obstetrics and Gynecology. Dmand AI has Dr. Karges' licenses on file in 2 states: Texas and Nebraska.
Specialties and state licenses
- Obstetrics, TexasPrimary
- Nebraska license
Obstetrics physicians near Dr. Karges
Counts of obstetrics 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. Kathryn A. Karges treated 11 Medicare patients in 2024, average age 64
CMS counts 11 Medicare patients who saw Dr. Karges in 2024. The largest group is 75 to 84, with 0 patients. Their average risk score is 1.31, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Karges' median patient age at 32, with 100% women.
Dr. Karges' Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Karges' patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 32
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. Kathryn A. Karges wrote 34 Medicare Part D claims in 2024
In 2024, Dr. Karges wrote 34 Medicare Part D claims. 97% of them were for generic drugs. CMS names the drug for 13 of them, across 1 drug with 11 or more claims each, at $1,591 in total drug cost. In 2023, CMS named 13 claims across 1 drug.
Dr. Karges' Part D claims by kind of drug, 2024
- Generic33 claims97%
- Brand-name and other1 claims3%
Dr. Karges' 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: 132024: 13No change
Drugs named by CMS: 1 in 2024, 1 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. Kathryn A. Karges takes part in Medicare
Dr. Karges 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. Kathryn A. Karges received $801 in industry payments from 2016 to 2024
CMS Open Payments shows 32 general payments to Dr. Karges from 15 drug and device companies from 2016 to 2024. Food and beverage make up the largest share, 98% of the total. Baxter Healthcare paid the most, $160.
General payments to Dr. Karges by program year, 2016 to 2024
General payments to Dr. Karges by kind, 2016 to 2024
- Food and beverage$78598%
- Education$162%
Companies that paid Dr. Karges 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. Kathryn A. Karges graduated from University of Maryland School of Medicine - Baltimore
Dr. Karges graduated from University of Maryland School of Medicine - Baltimore in 2007.
- Medical school
- Board certified in obstetrics & gynecology
Source: Dmand AI Professional Profile Data
Dr. Kathryn A. Karges accepts plans from 17 insurance carriers
Dr. Karges is in network with 17 carriers, including Elevance, Blue Cross Blue Shield of Michigan and United Healthcare. HMO plans come from the most carriers, 10. Check the plan with the practice before a visit.
- Elevance
- Blue Cross Blue Shield of Michigan
- United Healthcare
- Cigna
- HCSC
- Aetna
- Alliant Health Plans
- Blue Cross Blue Shield of Massachusetts
- +9 more carriersWith a free account
Plan types Dr. Karges accepts, by number of carriers
- HMO10
- PPO10
- Medicare7
- POS4
- EPO3
Source: Dmand AI Insurance Network Data
Sources for Dr. Kathryn A. Karges'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 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 |
| 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. Kathryn A. Karges
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. Kathryn A. Karges' NPI number?
Dr. Kathryn A. Karges' NPI number is 1396981825. It was assigned on January 6, 2009, and it is active in the NPI Registry.
What kind of doctor is Dr. Kathryn A. Karges?
Dr. Kathryn A. Karges is an obstetrics physician in Houston, Texas. The primary specialty in the NPI Registry is Obstetrics Physician (taxonomy code 207VX0000X).
Where does Dr. Kathryn A. Karges practice?
Dr. Karges practices at 18300 St John Drive, Nassau Bay, TX 77058. Dr. Karges' primary practice is Houston Methodist Clear Lake Hospital in Nassau Bay, Texas, part of Houston Methodist. Dmand AI also links Dr. Karges to 1 group practice or clinic.
What is Dr. Kathryn A. Karges' office phone number?
The practice phone on file for Dr. Karges is (281) 333-5503.
What is Dr. Kathryn A. Karges' medical license number?
Dr. Karges holds Texas license P0073, one of the licenses on file in 2 states.
Which states has Dr. Kathryn A. Karges been licensed in?
Dmand AI has state licenses on file for Dr. Karges in Texas (2011 to 2027) and Nebraska (2010 to 2012).
Which hospitals is Dr. Kathryn A. Karges affiliated with?
Dr. Karges practices at Houston Methodist Clear Lake Hospital in Nassau Bay, Texas.
What medical group is Dr. Kathryn A. Karges part of?
Dr. Karges is linked to Ob Hospitalist Group.
Does Dr. Kathryn A. Karges accept Medicare?
Yes. CMS lists Dr. Karges as accepting Medicare assignment.
How many Medicare patients does Dr. Kathryn A. Karges see?
CMS counts 11 Medicare patients who saw Dr. Karges in 2024, with an average age of 64.
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Is Dr. Kathryn A. Karges board certified?
Yes. Dr. Karges is board certified in obstetrics & gynecology by the American Board of Obstetrics and Gynecology.
Where did Dr. Kathryn A. Karges go to medical school?
Dr. Karges graduated from University of Maryland School of Medicine - Baltimore in 2007.
What drugs does Dr. Kathryn A. Karges prescribe most?
In 2024 Medicare Part D data, Dr. Karges' most prescribed drugs by claims were Clonidine.
Has Dr. Kathryn A. Karges received payments from drug or device companies?
CMS Open Payments shows $801 in general payments to Dr. Karges from 15 companies from 2016 to 2024. The largest total came from Baxter Healthcare.
How long has Dr. Kathryn A. Karges been practicing?
Dr. Karges graduated from medical school in 2007, 19 years ago.
What insurance does Dr. Kathryn A. Karges accept?
Dr. Karges is in network with 17 carriers, including Elevance, Blue Cross Blue Shield of Michigan and United Healthcare. HMO plans come from the most carriers, 10. Check the plan with the practice before a visit.
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