1. Home
  2. Directory
  3. Texas
  4. Corpus Christi
  5. Obstetrics Gynecology
  6. NPI Profile

DR. CATHERINE ELIZABETH DULAK M.D.
NPI 1356545271
Obstetrics & Gynecology - Gynecology in Corpus Christi, TX

Active since June 13, 2007PECOS EnrolledCLIA 45D1078687 · Microscopy
5920 SARATOGA BLVD, SUITE 440, CORPUS CHRISTI, TX 78414(361) 985-6111(361) 985-6112 Get Directions Write a Review

NPPES record last updated: September 30, 2008. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Dr. Catherine Elizabeth Dulak M.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. CATHERINE ELIZABETH DULAK M.D. (NPI 1356545271) is an individual gynecology provider in Corpus Christi, Texas, licensed in Texas (H3309) and active in the NPI registry since June 2007. She is enrolled in Medicare PECOS, holds a CLIA Microscopy certificate valid through January 13, 2028, and is affiliated with Christus Spohn Hospital Corpus Christi.

NPPES Registry Identity

NPI1356545271
Entity TypeIndividualFemale
Primary Taxonomy207VG0400X
Provider Legal NameDR. CATHERINE ELIZABETH DULAKCredential: M.D.
Location Address5920 SARATOGA BLVD, SUITE 440Corpus Christi, TX 78414-4103
Mailing Address5920 Saratoga Blvd, Suite 440Corpus Christi, TX 78414-4103 · (361) 985-6111 · Fax (361) 985-6112
Phone(361) 985-6111
Fax(361) 985-6112
Sole ProprietorYes
Medical School CMSUniversity Of Texas Medical School At HoustonGraduated 1986
Enumeration DateJune 13, 2007
Last NPPES UpdateSeptember 30, 2008
✔ NPI 1356545271 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyObstetrics & Gynecology · GynecologyAllopathic & Osteopathic Physicians
Taxonomy Code207VG0400X
License✔ Licensed in TX · H3309
Definition
A physician who specializes in diagnosis, treatment, and management of patients with gynecologic conditions. Source: National Uniform Claim Committee
5920 SARATOGA BLVD, Corpus Christi, TX 78414
Open in Google Maps ↗

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Arizona Complete Health, Ambetter from Arkansas Health & Wellness, Ambetter from Louisiana Healthcare Connections and more.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Catherine Elizabeth Dulak M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID4284722760
PECOS Enrollment IDI20071116000253
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

CLIA Laboratory Certificates CMS CLIA

Laboratory certificates issued under the Clinical Laboratory Improvement Amendments (CLIA) program, which sets federal quality standards for human laboratory testing in the United States. There is no official CMS crosswalk between CLIA and NPI numbers; these certificates are associated with this NPI by matching facility names, locations and phone numbers in the CMS CLIA registry.

Certificate for Provider-Performed Microscopy Procedures (PPMP) 45D1078687

Catherine E Dulak MD · Corpus Christi, TX
Active · expires Jan 13, 2028
CLIA Number45D1078687
Laboratory TypePhysician Office
Certificate Effective DateJanuary 14, 2026
Certificate Expiration DateJanuary 13, 2028
Laboratory DirectorCatherine Dulak MD
Laboratory Phone(361) 985-6111
Laboratory LocationCatherine E Dulak MD5920 Saratoga Blvd Suite 440, Corpus Christi, TX 78414
CLIA data matches this NPI record on: Address Phone
This certificate is issued to a laboratory in which a physician, midlevel practitioner or dentist performs no tests other than the microscopy procedures. This certificate permits the laboratory to also perform waived tests.

Areas of Expertise CMS Part B claims 5

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Cervical or vaginal cancer screening; pelvic and clinical breast examination G0101
This procedure involves checking for health issues in the lower abdomen and chest area. It helps identify early signs of certain conditions, increasing the chance for successful treatment. It's a routine check-up that's important for maintaining good health.
201 services201 patients
Screening papanicolaou smear; obtaining, preparing and conveyance of cervical or vaginal smear to laboratory Q0091
A Papanicolaou smear, often called a Pap smear, is a test to check for changes in cells. A small sample is gently collected from the lower region and sent to a lab for examination. This helps in early detection of potential health issues.
188 services188 patients
Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
145 services109 patients
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit G0439
An annual wellness visit is a yearly appointment with your primary care provider to create or update a personalized prevention plan. This plan helps prevent illness based on your current health and risk factors. It's a subsequent visit, meaning it follows an initial assessment.
89 services89 patients
Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
22 services22 patients

Hospital Affiliations CMS Care Compare

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Christus Spohn Hospital Corpus Christi

Acute Care Hospitals · Corpus Christi, TX
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number450046
Location600 Elizabeth StreetCorpus Christi, TX 78404 · Nueces County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 78414 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$126.40 typical visit price
range $54.84 – $166.88
Typical copayment $31.60 (range $13.71 – $41.72)
Most-billed visit code 99204
Established Patient
$68.55 typical visit price
range $17.52 – $136.11
Typical copayment $17.13 (range $4.38 – $34.02)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

COASTAL BEND NEUROLOGY PA
Psychiatry & Neurology (Neurology)
5920 SARATOGA BLVD, SUITE 500
CORPUS CHRISTI, TX 78414
Nueces County (361) 994-8883
SULTANA ALAMIN KHIMANI MD
Obstetrics & Gynecology
5920 SARATOGA BLVD, SUITE 570
CORPUS CHRISTI, TX 78414
Nueces County (361) 985-8100
ADAM WIRASZKA MD PHD
Pediatrics
5920 SARATOGA BLVD, STE 460
CORPUS CHRISTI, TX 78414
Nueces County (361) 980-0353
C H WILKINSON PHYSICIAN NETWORK
Otolaryngology
5920 SARATOGA BLVD, STE 425
CORPUS CHRISTI, TX 78414
Nueces County (361) 994-4880
CHRISTIAN M DICKSON, DPM, PA
Podiatrist (Foot & Ankle Surgery)
5920 SARATOGA BLVD, SUITE 600 B
CORPUS CHRISTI, TX 78414
Nueces County (361) 993-4230
JASON C BRADFORD MD PA
Clinic/Center (Medical Specialty)
5920 SARATOGA BLVD, SUITE 395
CORPUS CHRISTI, TX 78414
Nueces County (361) 985-2700
JACKSON CHEN, MD, PA
Specialist
5920 SARATOGA BLVD, 320A
CORPUS CHRISTI, TX 78414
Nueces County (361) 992-2436
TERRY GROFF M.D.
Specialist
5920 SARATOGA BLVD, SUITE 200
CORPUS CHRISTI, TX 78414
Nueces County (361) 994-5454

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Catherine Dulak's NPI number?

The NPI number for Catherine Dulak is 1356545271. It was assigned to this individual provider in the NPPES registry on June 13, 2007.

Where is Catherine Dulak located?

Catherine Dulak practices at 5920 Saratoga Blvd Suite 440, Corpus Christi, TX 78414. The listed phone number is (361) 985-6111.

What is Catherine Dulak's specialty?

The primary specialty registered for this NPI is Obstetrics & Gynecology, specializing in Gynecology, with taxonomy code 207VG0400X.

Is Catherine Dulak enrolled in Medicare?

Yes. Catherine Dulak is registered in the Medicare PECOS enrollment system.

Does Catherine Dulak hold a CLIA laboratory certificate?

Yes. A Certificate for Provider-Performed Microscopy Procedures (PPMP) (number 45D1078687) is associated with this NPI, valid through January 13, 2028. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.

What insurance does Catherine Dulak accept?

Health plans from Ambetter from Arizona Complete Health, Ambetter from Arkansas Health & Wellness, Ambetter from Louisiana Healthcare Connections, Ambetter from Superior HealthPlan and Ambetter of Oklahoma and 3 other insurers list Catherine Dulak as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

Is Catherine Dulak affiliated with any hospitals?

According to CMS data, Catherine Dulak is affiliated with Christus Spohn Hospital Corpus Christi.

When was this NPI record last updated?

The NPPES record for Catherine Dulak was last updated on September 30, 2008. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.