DR. JOHANNA GRACE HOLLWEG D.O.
NPI 1871856757
Internal Medicine - Gastroenterology in Jbsa Ft Sam Houston, TX

Q: What is Johanna Hollweg's NPI number?

The NPI number for Johanna Hollweg is 1871856757. It was assigned to this individual provider in the NPPES registry on June 16, 2012. The provider is also known as Dr. Johanna Grace Hollweg Marowske D.O..

Q: What is Johanna Hollweg's specialty?

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

Q: When was this NPI record last updated?

The NPPES record for Johanna Hollweg was last updated on March 18, 2023. NPI Profile syncs with the weekly NPPES data releases published by CMS.

Active since June 16, 2012PECOS Enrolled

3551 ROGER BROOKE DR, QUALITY SERVICES ATTN: MCHE-ZQQ, JBSA FT SAM HOUSTON, TX 78234(210) 916-3647(210) 916-3195 Get Directions Write a Review

NPPES record last updated: March 18, 2023. Verified against the NPPES registry weekly; last sync: July 26, 2026.

Record update history: Mar 18, 2023, Oct 9, 2018 (2 updates tracked since 2018).

On this page

About Dr. Johanna Grace Hollweg D.o. NPPES

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

DR. JOHANNA GRACE HOLLWEG D.O. (NPI 1871856757) is an individual gastroenterology provider in Jbsa Ft Sam Houston, Texas, licensed in Nebraska (1138) and active in the NPI registry since June 2012. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1871856757

Entity TypeIndividualFemale

Primary Taxonomy207RG0100X

Provider Legal NameDR. JOHANNA GRACE HOLLWEGCredential: D.O.

Location Address3551 ROGER BROOKE DR, QUALITY SERVICES ATTN: MCHE-ZQQJbsa Ft Sam Houston, TX 78234-4504

Mailing Address3551 Roger Brooke DrJbsa Ft Sam Houston, TX 78234-4504 · (210) 916-3647 · Fax (210) 916-3195

Phone(210) 916-3647

Fax(210) 916-3195

Sole ProprietorNo

Enumeration DateJune 16, 2012

Last NPPES UpdateMarch 18, 20232 updates tracked since enumeration

NPPES CertifiedMarch 18, 2023

✔ NPI 1871856757 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

★ Primary SpecialtyInternal Medicine · GastroenterologyAllopathic & Osteopathic Physicians

Taxonomy Code207RG0100X

License✔ Licensed in NE · 1138

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.

Also ListedInternal MedicineTaxonomy 207R00000X · License 1138 (NE)

Also ListedStudent in an Organized Health Care Education/Training ProgramTaxonomy 390200000X

3551 ROGER BROOKE DR, Jbsa Ft Sam Houston, TX 78234

Open in Google Maps ↗

Other Names 1

Former Name (1)Dr. Johanna Grace Hollweg Marowske D.o.

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross and Blue Shield of Montana, Blue Cross and Blue Shield of Texas, Mountain Health CO-OP 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. Johanna Grace Hollweg D.o. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 78234 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.

Leave this field empty

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.

JANET JONES SIMS CRNA

Nurse Anesthetist, Certified Registered

3551 ROGER BROOKE DR
FORT SAM HOUSTON, TX 78234

Bexar County (253) 223-6272

JAMES KENNEDY HARDIN PA-C

Physician Assistant

3551 ROGER BROOKE DR
JBSA FT SAM HOUSTON, TX 78234

Bexar County (210) 295-4996

DR. DANIEL VICTOR-CALVIN HAMMOND M.D.

Pediatrics (Pediatric Endocrinology)

3551 ROGER BROOKE DR
FORT SAM HOUSTON, TX 78234

Bexar County (210) 916-3020

JESSICA FULLER LCSW

Social Worker (Clinical)

3551 ROGER BROOKE DR
FORT SAM HOUSTON, TX 78234

Bexar County (210) 808-1859

DR. JASON ROBERT HALL M.D.

Neurological Surgery

3551 ROGER BROOKE DR
FORT SAM HOUSTON, TX 78234

Bexar County (210) 539-9582

MRS. KATHRYN ELAINE HELLAND LCSW

Social Worker (Clinical)

3551 ROGER BROOKE DR
FORT SAM HOUSTON, TX 78234

Bexar County (210) 539-9582

DR. HALWARD BLEGEN IV DO

Ophthalmology

3551 ROGER BROOKE DR
JBSA FORT SAM HOUSTON, TX 78234

Bexar County (210) 220-7419

KOLE HOLLAND SPAULDING M.D.

Emergency Medicine (Emergency Medical Services)

3551 ROGER BROOKE DR
FORT SAM HOUSTON, TX 78234

Bexar County (210) 539-9582

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 Johanna Hollweg's NPI number?

The NPI number for Johanna Hollweg is 1871856757. It was assigned to this individual provider in the NPPES registry on June 16, 2012. The provider is also known as Dr. Johanna Grace Hollweg Marowske D.O..

Where is Johanna Hollweg located?

Johanna Hollweg practices at 3551 Roger Brooke Dr Quality Services Attn: Mche-Zqq, Jbsa Ft Sam Houston, TX 78234. The listed phone number is (210) 916-3647.

What is Johanna Hollweg's specialty?

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

Is Johanna Hollweg enrolled in Medicare?

Yes. Johanna Hollweg is registered in the Medicare PECOS enrollment system.

What insurance does Johanna Hollweg accept?

Health plans from Blue Cross and Blue Shield of Montana, Blue Cross and Blue Shield of Texas, Mountain Health CO-OP and Providence Health Plan list Johanna Hollweg 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.

When was this NPI record last updated?

The NPPES record for Johanna Hollweg was last updated on March 18, 2023. NPI Profile syncs with the weekly NPPES data releases published by CMS.