Doctor profile · Federal record

Dr. Catherine Corovessis, M. D.

Obstetrics & Gynecology Physician (CMS: Obstetrics/Gynecology) · Katy, TX

  • NPI 1487688891
  • Accepts Medicare
  • 28 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
21700 Kingsland Blvd, Suite 203
Katy, TX 774502545
(281) 398-2140
fax (281) 398-0017

Credentials & registration

NPPES · NUCC
NPI registered
July 2006 — 20 yrs on file
Profile last updated
July 8, 2007
Year of graduation
1998 — 28 yrs since
Specialty taxonomy
207V00000X — NUCC code
State license (1)
Texas #L4894

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1487688891. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
97
Distinct HCPCS
5
Medicare allowed
$5,584
HCPCS Description Services Patients Avg allowed
96127 Assessment of emotional or behavioral problems 28 28 $5
99213 Established patient office or other outpatient visit, 20-29 minutes 26 25 $93
G0101 Cervical or vaginal cancer screening; pelvic and clinical breast examination 18 18 $40
99214 Established patient office or other outpatient visit, 30-39 minutes 14 14 $131
Q0091 Screening papanicolaou smear; obtaining, preparing and conveyance of cervical or vaginal smear to laboratory 11 11 $44

In context: peer comparison

Among 5 peers in this city , average services per provider: 22. This provider delivers 4.4× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$235
Transactions
12
Manufacturers
4
Payer (manufacturer) Industry Txns Amount
Organon Llc 7 $137.36
Astellas Pharma US Inc 3 $55.60
PFIZER INC. 1 $21.87
Aspira Women's Health Inc 1 $19.90

By nature of payment

Food and Beverage
$235

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
54
Patients
0
Total drug cost
$1,541
Drug Type Claims Patients Total cost
Levothyroxine Sodium Generic 20 0 $121
Alendronate Sodium Generic 18 0 $211
Estradiol Generic 16 0 $1,209

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Catherine Corovessis's medical specialty?
Dr. Catherine Corovessis practices Obstetrics & Gynecology Physician in Katy, TX.
Where does Dr. Catherine Corovessis practice?
Dr. Catherine Corovessis practices at 21700 Kingsland Blvd, Suite 203, Katy, TX 774502545. Office phone: 2813982140.
What is Dr. Catherine Corovessis's NPI?
Dr. Catherine Corovessis's National Provider Identifier (NPI) is 1487688891, issued by NPPES.
Does Dr. Catherine Corovessis accept Medicare assignment?
Yes. Dr. Catherine Corovessis accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Catherine Corovessis commonly perform?
Top Medicare-reported procedures in 2023: Assessment of emotional or behavioral problems (HCPCS 96127); Established patient office or other outpatient visit (HCPCS 99213); Cervical or vaginal cancer screening; pelvic and clinical breast examination (HCPCS G0101). Source: CMS Medicare Physician & Other Practitioners file.