Catherine L. Karmel, MD
Obstetrics & Gynecology Physician · Houston, TX
Catherine L. Karmel, MD is an obstetrics & gynecology physician with a practice address in Houston, Texas, and NPI 1104824408, issued on Jul 11, 2005. Check the license (Texas J9122, as entered in NPPES) on the Texas Medical Board; the Medicare figures below come from public CMS files.
- Name
- Catherine L. Karmel
- Credential
- MD
- Primary taxonomy
- Obstetrics & Gynecology Physician 207V00000X
- License number
- J9122 TX
Self-reported in NPPES; status is on the state search - Practice location
- 1213 Hermann Dr, Houston, TX 77004
- Phone
- (713) 520-9580
- Enumerated
- Jul 11, 2005
- Record last updated
- Dec 13, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (713) 520-9785
- Entity
- Type 1 · individual
8 nearest obstetrics & gynecology physician records → All 3,524 in Texas → Look up another NPI →
Also registered at 1213 Hermann Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Gaston Casillas, M.D.Surgery Physician1407807886
Verify Catherine L. Karmel in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTexas Medical Board
Search for license J9122Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
51% fewer Medicare Part D claims than the average obstetrics & gynecology physician in 2024
81 Medicare Part D claims for 23 beneficiaries, against an average of 165 among the 28,733 providers of this specialty who prescribed in Part D.
Most prescribed
- Estradiol19 claims
- Valacyclovir13 claims
- Gabapentin11 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Industry payments in 2024: $211.17
6 payments; by number, the most common kind was food and beverage; the largest payer was Amgen Inc. The 21,429 providers of this specialty with any payment received $1,030.61 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Catherine L. Karmel among 3,524 obstetrics & gynecology physician records in Texas
Catherine L. Karmel, MD is one of 3,524 obstetrics & gynecology physician records with a practice address in Texas. 78% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 85% newer
- In a Medicare fileYes · 78% of these records are
- In the CMS Doctors and Clinicians fileNo · 59% of these records are
- Record last updated2007 · 54% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207V00000X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Obstetrics & Gynecology Physician providers in Texas
There are 3,524 obstetrics & gynecology physician records in Texas.
All 3,524 in Texas → Every provider in Houston → Obstetrics & Gynecology Physician nationwide →
The 8 obstetrics & gynecology physician records with the nearest ZIP codes
- Isam Balat, M.D.Houston, TX 770041417914037
- L Carroll, MD P AHouston, TX 770041467468165
- Laura Chelu, M.D.Houston, TX 770041003079070
- June Colman, M.D., P.A.Houston, TX 770041255342788
- Hector Delcastillo, MDHouston, TX 770041659489573
- Aurora Gonzalez, M.D.Houston, TX 770041730139585
- Susan Hardwick-Smith, M.D.Houston, TX 770041427017821
- Chandra Higginbotham, M.D.Houston, TX 770041225013626
Common questions
What is Catherine L. Karmel, MD's NPI number?
Catherine L. Karmel, MD's National Provider Identifier (NPI) is 1104824408, issued on Jul 11, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Catherine L. Karmel, MD located?
The NPPES record lists a practice address at 1213 Hermann Dr, Houston, TX, 77004. Phone: (713) 520-9580. Providers update this record themselves, so call before visiting.
How can I verify Catherine L. Karmel, MD's license?
NPPES lists Texas license number J9122, as entered by the provider. Search the Texas Medical Board at https://profile.tmb.state.tx.us/Search.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Catherine L. Karmel, MD prescribe under Medicare Part D?
In 2024, Catherine L. Karmel, MD had 81 Medicare Part D claims for 23 beneficiaries; the average among obstetrics & gynecology physician prescribers was 165. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.