Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

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

Q: 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.

Q: What is Karolina Dziadkowiec's specialty?

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

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: September 9, 2026. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Sep 9, 2026, Oct 9, 2024, Aug 7, 2024 and 2 more (5 updates tracked since 2018).

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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) 358-3344 · Fax (210) 358-3944

Phone(201) 358-9887

Sole ProprietorYes

Medical School CMSOtherGraduated 2017

Enumeration DateMarch 19, 2018

Last NPPES UpdateSeptember 9, 20265 updates tracked since enumeration

NPPES CertifiedSeptember 9, 2026

✔ 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

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Secondary Practice Location 1

Location 18300 Floyd Curl DrSan Antonio, TX 78229-3931 · Phone (210) 644-9300 · Fax (210) 644-9307

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Baylor Scott and White Health Plan, Blue Cross and Blue Shield of Texas, Imperial Insurance Companies, Inc. and more.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

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.

Medicare Billing Reassignment

Medicare enrollment records show Karolina Dziadkowiec reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Community Medicine Associates

Same address

Family Medicine

903 W MARTIN ST # MS 49-2
San Antonio, TX 78207

Reassigned Medicare billing, Texas enrollment
1,129 clinicians in this Medicare group

NPI 1245313329 (210) 358-3401

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

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.

GRACE OVUEGBE ALOZIE

Nurse Practitioner (Pediatrics)