Are you Dr. Wittenburg? This profile is yours to edit: update your address, phone, photo and services.

Edit this profile

Physician Profile

Gregory M. Wittenburg, MD

Is this you? Edit this profile

At a glance

About Dr. Wittenburg

Based in Austin, TX, Gregory M. Wittenburg, MD is listed in the NPI registry under family medicine. Gregory graduated from Creighton University School of Medicine in 2019. According to Medicare claims data, Gregory cared for 421 Medicare patients across 458 services. The services billed most often include emergency department visit with high level of medical decision making, emergency department visit with moderate level of medical decision making, and routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only. NPI 1689234916 identifies this record in the national registry.

Factual summary compiled by Guide.md from public records; not written by this provider.

Education & Training

Specialty

Family Medicine (Primary)

Credentials & Licensing

TX licenceAs reported to the NPI registry
No. W5205As reported
NPINational Provider Identifier
1689234916Issued 2019

As reported to the NPI registry ↗

Medicare information

Accepts Medicare assignmentYes
Medicare opt-outNo
Can order and refer in MedicareYes

Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.

Common questions

What does Dr. Wittenburg specialize in?

Dr. Wittenburg is a family doctor in Austin, TX. That is the designation recorded for this NPI in the federal registry, where it is listed as “Family Medicine”.

NPI registry

Where is Dr. Wittenburg located?

Dr. Wittenburg is listed at 2806 Real St, Austin, TX 78722. Addresses come from the NPI registry and can lag a move, so confirm before travelling.

NPI registry

What is Dr. Wittenburg's phone number?

The number on file is (512) 978-8130. Contact the office directly to confirm availability and scheduling.

NPI registry

What is Dr. Wittenburg's NPI number?

Dr. Wittenburg's National Provider Identifier is 1689234916. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.

NPI registry

Where did Dr. Wittenburg go to medical school?

Dr. Wittenburg attended Creighton University School of Medicine, graduating in 2019. This comes from the CMS National Downloadable File.

CMS public data

How long has Dr. Wittenburg been practicing?

Dr. Wittenburg has 7 years experience. Calculated from a graduation year of 2019, reported in the CMS National Downloadable File.

CMS public data

What does Dr. Wittenburg do most often?

According to Medicare billing data, Dr. Wittenburg provides treatments such as routine electrocardiogram using at least 12 leads with interpretation and report only, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.

Medicare claims

Has Dr. Wittenburg confirmed this information?

Not yet. This profile is built from public federal data and has not been confirmed by Dr. Wittenburg. If this is you, claiming it is free.

Guide.md

Guide.md listings do not constitute medical advice or an endorsement.

A GigHz company · Founder: Pouyan Golshani, MD