DR. KAROLINA NATALIA DZIADKOWIEC MD
NPI 1194229716
Internal Medicine - Gastroenterology in San Antonio, TX

Active since March 19, 2018PECOS EnrolledAccepts Medicare Assignment
903 W MARTIN ST # MS 49-2, SAN ANTONIO, TX 78207(201) 358-9887 Get Directions Write a Review

NPPES record last updated: October 28, 2025. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Oct 9, 2024, Aug 7, 2024, Apr 7, 2021 and 1 more (4 updates tracked since 2018).

About Dr. Karolina Natalia Dziadkowiec Md NPPES

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

DR. KAROLINA NATALIA DZIADKOWIEC MD (NPI 1194229716) is an individual gastroenterology provider in San Antonio, Texas, licensed in Texas (U9900) and active in the NPI registry since March 2018. She is enrolled in Medicare PECOS, is affiliated with University Health System, and maintains a secondary practice location in San Antonio.

NPPES Registry Identity

NPI1194229716
Entity TypeIndividualFemale
Primary Taxonomy207RG0100X
Provider Legal NameDR. KAROLINA NATALIA DZIADKOWIECCredential: MD
Location Address903 W MARTIN ST # MS 49-2San Antonio, TX 78207-0903
Mailing Address903 W Martin St # Ms 49-2San Antonio, TX 78207-0903 · (201) 358-0572 · Fax (210) 358-5940
Sole ProprietorYes
Medical School CMSOtherGraduated 2017
Enumeration DateMarch 19, 2018
Last NPPES UpdateOctober 28, 20254 updates tracked since enumeration
NPPES CertifiedOctober 28, 2025
NPI 1194229716 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyInternal Medicine · GastroenterologyAllopathic & Osteopathic Physicians
Taxonomy Code207RG0100X
License Licensed in TX · U9900
Definition
An internist who specializes in diagnosis and treatment of diseases of the digestive organs including the stomach, bowels, liver and gallbladder. This specialist treats conditions such as abdominal pain, ulcers, diarrhea, cancer and jaundice and performs complex diagnostic and therapeutic procedures using endoscopes to visualize internal organs.
903 W MARTIN ST # MS 49-2, San Antonio, TX 78207

Secondary Practice Location 1

Location 18300 Floyd Curl DrSan Antonio, TX 78229-3931 · Phone (210) 450-9000

Accepted Insurance

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

Enrolled in Medicare and accepts Medicare assignment

Dr. Karolina Natalia Dziadkowiec Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID3274876446
PECOS Enrollment IDI20240626004285
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.

Hospital Affiliations CMS Care Compare

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

University Health System

Acute Care Hospitals · San Antonio, TX
3/5 CMS rating
OwnershipGovernment - Hospital District or Authority
CMS Certification Number450213
Location4502 Medical DrSan Antonio, TX 78229 · Bexar County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 78207 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
$97.05 typical visit price
range $17.52 – $136.11
Typical copayment $24.26 (range $4.38 – $34.02)
Most-billed visit code 99214
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.

Nurse Practitioner (Pediatrics)
903 W MARTIN ST # MS 49-2
SAN ANTONIO, TX 78207
Nurse Practitioner (Family)
903 W MARTIN ST # MS 49-2
SAN ANTONIO, TX 78207
Pediatrics
903 W MARTIN ST # MS 49-2
SAN ANTONIO, TX 78207
Family Medicine
903 W MARTIN ST # MS 49-2
SAN ANTONIO, TX 78207
Family Medicine
903 W MARTIN ST # MS 49-2
SAN ANTONIO, TX 78207
Nurse Practitioner (Family)
903 W MARTIN ST # MS 49-2
SAN ANTONIO, TX 78207
Family Medicine
903 W MARTIN ST # MS 49-2
SAN ANTONIO, TX 78207
Internal Medicine (Cardiovascular Disease)
903 W MARTIN ST # MS 49-2
SAN ANTONIO, TX 78207

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 Karolina Dziadkowiec's NPI number?

The NPI number for Karolina Dziadkowiec is 1194229716. It was assigned to this individual provider in the NPPES registry on March 19, 2018.

Where is Karolina Dziadkowiec located?

Karolina Dziadkowiec practices at 903 W Martin St # Ms 49-2, San Antonio, TX 78207. The listed phone number is (201) 358-9887.

What is Karolina Dziadkowiec's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Gastroenterology, with taxonomy code 207RG0100X.

Is Karolina Dziadkowiec enrolled in Medicare?

Yes. Karolina Dziadkowiec is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

What insurance does Karolina Dziadkowiec accept?

Health plans from Baylor Scott and White Health Plan, Blue Cross and Blue Shield of Texas, Imperial Insurance Companies, Inc., Molina Healthcare and WellPoint list Karolina Dziadkowiec 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 Karolina Dziadkowiec affiliated with any hospitals?

According to CMS data, Karolina Dziadkowiec is affiliated with University Health System.

When was this NPI record last updated?

The NPPES record for Karolina Dziadkowiec was last updated on October 28, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 months 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.