NATHAN MIELKE DO
NPI 1205241072
Radiology - Diagnostic Radiology in Round Rock, TX

Q: What is Nathan Mielke's NPI number?

The NPI number for Nathan Mielke is 1205241072. It was assigned to this individual provider in the NPPES registry on June 30, 2014.

Q: What is Nathan Mielke's specialty?

The primary specialty registered for this NPI is Radiology, specializing in Diagnostic Radiology, with taxonomy code 2085R0202X.

Q: When was this NPI record last updated?

The NPPES record for Nathan Mielke was last updated on August 20, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.

Active since June 30, 2014PECOS EnrolledAccepts Medicare Assignment

300 UNIVERSITY BLVD, ROUND ROCK, TX 78665(512) 509-0100(512) 218-6330 Get Directions Write a Review

NPPES record last updated: August 20, 2020. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Aug 20, 2020, Jul 23, 2020 (2 updates tracked since 2020).

On this page

About Nathan Mielke Do NPPES

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

NATHAN MIELKE DO (NPI 1205241072) is an individual diagnostic radiology provider in Round Rock, Texas, licensed in Texas (S2116) and active in the NPI registry since June 2014. He is enrolled in Medicare PECOS, is affiliated with Baylor Scott & White Medical Center -taylor, and is a graduate of Other (2014).

NPPES Registry Identity

NPI1205241072

Entity TypeIndividualMale

Primary Taxonomy2085R0202X

Provider Legal NameNATHAN MIELKECredential: DO

Location Address300 UNIVERSITY BLVDRound Rock, TX 78665-1032

Mailing AddressPo Box 844658Dallas, TX 75284-4658

Phone(512) 509-0100

Fax(512) 218-6330

Sole ProprietorNo

Medical School CMSOtherGraduated 2014

Enumeration DateJune 30, 2014

Last NPPES UpdateAugust 20, 20202 updates tracked since enumeration

NPPES CertifiedAugust 20, 2020

✔ NPI 1205241072 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyRadiology · Diagnostic RadiologyAllopathic & Osteopathic Physicians

Taxonomy Code2085R0202X

License✔ Licensed in TX · S2116

Definition

A radiologist who utilizes x-ray, radionuclides, ultrasound and electromagnetic radiation to diagnose and treat disease.

300 UNIVERSITY BLVD, Round Rock, TX 78665

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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.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

Nathan Mielke Do 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 ID9931324829

PECOS Enrollment IDI20190808002854

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 Reassignments

Medicare enrollment records show Nathan Mielke reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Scott & White Clinic

8.8 mi

Internal Medicine

1701 E PFLUGERVILLE PKWY
Pflugerville, TX 78660

Reassigned Medicare billing, Texas enrollment
2,795 clinicians in this Medicare group

NPI 1679691729 (512) 259-6000

University Of Texas Southwestern Medical Center At Dallas

18 mi

Thoracic Surgery (Cardiothoracic Vascular Surgery)

4900 MUELLER BLVD
Austin, TX 78723

Reassigned Medicare billing, Texas enrollment
5,299 clinicians in this Medicare group

NPI 1871729376 (512) 454-1110

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

Areas of Expertise CMS Part B claims 24

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.

X-ray of chest, 1 view 71045

A chest X-ray, 1 view, is a quick, painless test that produces images of the structures within your chest, such as your heart, lungs, and blood vessels. It helps in diagnosing conditions like pneumonia, heart problems, or lung cancer. You'll stand in front of a machine that emits X-rays, which pass through your body to create the image.

621 services573 patients

Dxa bone density measurement of hip, pelvis, spine 77080

A DXA bone density measurement is a simple, quick, and non-invasive procedure that assesses the strength of your bones. This test uses X-rays to measure the amount of minerals, mainly calcium, in the hip, pelvis, and spine. It helps in early detection of osteoporosis or other bone diseases.

275 services275 patients

Mri scan of abdomen before and after contrast 74183

An MRI scan of the abdomen before and after contrast provides detailed images of your abdominal organs. Initially, images are taken without a contrast agent. Then, a safe dye is administered, usually via an IV, to highlight certain areas, giving a clearer picture to help diagnose various conditions.

187 services178 patients

Ct scan of abdomen and pelvis with contrast 74177

A CT scan of the abdomen and pelvis with contrast is an imaging procedure. A special dye, called contrast, is used to make certain areas more visible. This can help identify issues such as infections, tumors, or other abnormalities. The procedure is painless and usually takes about 30 minutes.

180 services178 patients

Dxa bone density measurement of hip, pelvis, spine 77080

112 services112 patients

Mri scan of pelvis before and after contrast 72197

An MRI scan of the pelvis before and after contrast is a non-invasive imaging technique. It uses magnetic fields and radio waves to capture detailed images of your lower abdomen. Contrast dye, safe for the body, improves image clarity. This helps detect abnormalities more accurately.

96 services95 patients

X-ray of abdomen, 1 view 74018

An X-ray of the abdomen, 1 view, is a quick and painless imaging test. It uses a small amount of radiation to produce images of the structures in your abdomen, such as the stomach, liver, and intestines. This can help identify issues like blockages, infections, or injuries.

95 services85 patients

Ct scan of abdomen and pelvis without contrast 74176

A CT scan of the abdomen and pelvis is a non-invasive medical test. It uses special X-ray equipment to create detailed images of your abdominal and pelvic areas. This helps doctors examine organs, tissues, and vessels. No contrast dye is used in this procedure.

93 services91 patients

X-ray of chest, 2 views 71046

A chest X-ray, 2 views, is a quick, painless test that creates pictures of the structures inside your chest, such as your heart, lungs, and blood vessels. Two different angles are used to get a comprehensive view. This helps in diagnosing conditions like pneumonia, heart problems, or lung cancer.

90 services90 patients

Ct scan of blood vessels of chest with contrast 71275

A CT scan of the chest with contrast is a non-invasive imaging test. It uses X-rays and a special dye to get detailed images of your blood vessels in the chest. This helps in diagnosing conditions related to heart and lungs.

75 services75 patients

Ultrasound study of one arm or leg veins with compression and maneuvers 93971

This is a non-invasive procedure using sound waves to visualize veins in an arm or leg. It involves applying gentle pressure and performing certain movements. It helps identify any abnormal blood flow or clots, ensuring vascular health.

65 services63 patients

X-ray of chest, 2 views 71046

54 services54 patients

Limited ultrasound scan of abdomen 76705

A limited ultrasound scan of the abdomen is a non-invasive imaging test. It uses sound waves to produce images of the abdominal organs such as the liver, gallbladder, spleen, pancreas, and kidneys. This helps to identify any abnormalities or issues.

49 services49 patients

Imaging for evaluation of swallowing function 74230

This process, known as a swallowing study, uses imaging technology to view how food and liquid move from your mouth to your stomach. It helps identify any issues you may have swallowing, which can be crucial for determining the best treatment plan.

43 services41 patients

Ct scan of chest with contrast 71260

A CT scan of the chest with contrast is an imaging procedure. A special dye (contrast) is used to highlight specific areas in your body, providing clearer pictures of your chest. This helps in diagnosing conditions related to your lungs, heart, and other chest structures.

33 services33 patients

Ct scan of chest without contrast 71250

A CT scan of the chest without contrast is a non-invasive imaging procedure. It uses special X-ray equipment to produce detailed images of your chest area, including your lungs and heart. It can help diagnose conditions such as lung diseases or heart disorders. It doesn't involve any dyes or contrast agents.

32 services32 patients

Double contrast x-ray of esophagus 74221

A double contrast x-ray of the esophagus is a diagnostic procedure that uses a special type of x-ray and a contrast material to capture detailed images of your esophagus. This helps in identifying any abnormalities or issues.

25 services25 patients

Ultrasound study of arm or leg veins with compression and maneuvers 93970

An ultrasound study of arm or leg veins with compression and maneuvers is a non-invasive procedure that uses sound waves to create images of your veins. This helps identify blood clots or other vein problems. During the procedure, pressure is applied to the veins and certain movements are performed to assess blood flow.

23 services23 patients

Single contrast x-ray of esophagus 74220

A single contrast x-ray of the esophagus is a non-invasive procedure where a radiopaque substance is swallowed to highlight the esophagus. This allows doctors to capture clear images of the area, aiding in the diagnosis of any abnormalities or issues.

22 services22 patients

Complete ultrasound scan of abdomen 76700

A complete ultrasound scan of the abdomen is a non-invasive imaging procedure. It uses sound waves to produce images of the organs in your abdomen, such as the liver, gallbladder, spleen, pancreas, and kidneys. It helps in diagnosing, monitoring, and planning treatments.

16 services16 patients

X-ray of abdomen, 1 view 74018

15 services14 patients

Ct scan of blood vessels of abdomen and pelvis with contrast 74174

A CT scan of the abdomen and pelvis with contrast is a medical imaging procedure. A special dye, called contrast, is used to make blood vessels more visible. The scan produces detailed images of your abdomen and pelvis, helping doctors to diagnose conditions or plan treatments.

15 services15 patients

X-ray of hand, minimum of 3 views 73130

An X-ray of the hand, minimum of 3 views, is a non-invasive imaging test. It uses a small amount of radiation to produce images of the bones in your hand from different angles. This helps in diagnosing fractures, infections, arthritis, or other abnormalities. It's quick and painless.

13 services12 patients

Complete ultrasound scan behind abdominal cavity 76770

A complete ultrasound scan behind the abdominal cavity is a non-invasive imaging procedure. It uses sound waves to create pictures of the structures and organs located at the back of your abdomen. It helps in diagnosing health conditions and monitoring ongoing treatments.

12 services12 patients

Hospital Affiliations CMS Care Compare 5

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

Baylor Scott & White Medical Center -Taylor

Critical Access Hospitals · Taylor, TX

OwnershipVoluntary non-profit - Private

CMS Certification Number451374

Location305 MallardTaylor, TX 76574 · Williamson County

Emergency services

Baylor Scott & White Medical Center - Round Rock

Acute Care Hospitals · Round Rock, TX

3/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number670034

Location300 University BlvdRound Rock, TX 78664 · Williamson County

Emergency services Birthing friendly

Baylor Scott & White Medical Center - Marble Falls

Acute Care Hospitals · Marble Falls, TX

5/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number670108

Location810 W Highway 71Marble Falls, TX 78654 · Burnet County

Emergency services Birthing friendly

Baylor Scott & White Medical Center Pflugerville

Acute Care Hospitals · Pflugerville, TX

OwnershipVoluntary non-profit - Private

CMS Certification Number670128

Location2600 East Pflugerville ParkwayPflugerville, TX 78660 · Travis County

Emergency services

Baylor Scott & White Medical Center- Austin

Acute Care Hospitals · Austin, TX

OwnershipVoluntary non-profit - Private

CMS Certification Number670136

Location5245 W Us 290Austin, TX 78735 · Travis County

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 78665 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

$84.92 typical visit price

range $54.84 – $166.88

Typical copayment $21.23 (range $13.71 – $41.72)

Most-billed visit code 99203

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.

BRENNEN J. BEATTY MD

Emergency Medicine