MEGAN M GAU MD
NPI 1457383796
Radiology - Diagnostic Radiology in Bridgeton, MO

Active since July 07, 2006PECOS EnrolledAccepts Medicare Assignment
75/100
CMS Quality Rating
12303 DEPAUL DR, DEPAUL HEALTH CENTER, BRIDGETON, MO 63044(314) 344-6000 Get Directions Write a Review

NPPES record last updated: February 26, 2008. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Megan M Gau Md NPPES

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

MEGAN M GAU MD (NPI 1457383796) is an individual diagnostic radiology provider in Bridgeton, Missouri and active in the NPI registry since July 2006. She is enrolled in Medicare PECOS, is affiliated with Mercy Hospital St Louis, and is a graduate of Indiana University School Of Medicine (2000).

NPPES Registry Identity

NPI1457383796
Entity TypeIndividualFemale
Primary Taxonomy2085R0202X
Provider Legal NameMEGAN M GAUCredential: MD
Location Address12303 DEPAUL DR, DEPAUL HEALTH CENTERBridgeton, MO 63044
Mailing Address502 Earth City Plaza Expressway, Suite 121Earth City, MO 63045 · (314) 770-2133 · Fax (314) 770-2154
Sole ProprietorNo
Medical School CMSIndiana University School Of MedicineGraduated 2000
Enumeration DateJuly 7, 2006
Last NPPES UpdateFebruary 26, 2008
NPI 1457383796 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyRadiology · Diagnostic RadiologyAllopathic & Osteopathic Physicians
Taxonomy Code2085R0202X
Definition
A radiologist who utilizes x-ray, radionuclides, ultrasound and electromagnetic radiation to diagnose and treat disease.
12303 DEPAUL DR, Bridgeton, MO 63044

Other Identifiers 2

Medicare UPINI33270
Medicare PINP00230382MO

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

Megan M Gau 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 ID8325075740
PECOS Enrollment IDI20050718000714
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.

Areas of Expertise CMS Part B claims 68

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.
1,182 services901 patients
Screening mammography 77067
Screening mammography is a preventative measure that uses low-dose X-rays to take images of the chest area. It's a key tool in early detection of abnormalities, helping to identify issues before they become symptomatic. It is recommended annually for certain age groups.
1,068 services1,068 patients
Screening 3d breast mammography 77063
Screening 3D breast mammography is a procedure that uses low-dose X-rays to create detailed images of the breast. This allows for early detection of any unusual changes or growths. It's a non-invasive, outpatient procedure that typically takes about 30 minutes.
966 services966 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.
567 services534 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.
414 services389 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.
379 services379 patients

Hospital Affiliations CMS Care Compare 5

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

Mercy Hospital St Louis

Acute Care Hospitals · Saint Louis, MO
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number260020
Location615 New Ballas RoadSaint Louis, MO 63141 · St. Louis County
Emergency services Birthing friendly

Barnes Jewish Hospital

Acute Care Hospitals · Saint Louis, MO
4/5 CMS rating
OwnershipVoluntary non-profit - Other
CMS Certification Number260032
LocationOne Barnes-Jewish Hospital PlazaSaint Louis, MO 63110 · St. Louis City County
Emergency services Birthing friendly

Missouri Baptist Medical Center

Acute Care Hospitals · Town And Country, MO
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number260108
Location3015 N Ballas RdTown And Country, MO 63131 · St. Louis County
Emergency services Birthing friendly

Barnes-Jewish West County Hospital

Acute Care Hospitals · Creve Coeur, MO
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number260162
Location12634 Olive BoulevardCreve Coeur, MO 63141 · St. Louis County
Emergency services

St Lukes Hospital

Acute Care Hospitals · Chesterfield, MO
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number260179
Location232 S Woods Mill RdChesterfield, MO 63017 · St. Louis County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 63044 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
$86.32 typical visit price
range $55.65 – $169.38
Typical copayment $21.58 (range $13.91 – $42.34)
Most-billed visit code 99203
Established Patient
$69.50 typical visit price
range $17.76 – $137.92
Typical copayment $17.37 (range $4.44 – $34.48)
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.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

75/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice

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.

Registered Nurse
12303 DEPAUL DR
BRIDGETON, MO 63044
Emergency Medicine
12303 DEPAUL DR, DEPAUL HEALTH CENTER
BRIDGETON, MO 63044
Nurse Practitioner
12303 DEPAUL DR
BRIDGETON, MO 63044
Internal Medicine
12303 DEPAUL DR
BRIDGETON, MO 63044
Speech-Language Pathologist
12303 DEPAUL DR
BRIDGETON, MO 63044
Emergency Medicine
12303 DEPAUL DR
BRIDGETON, MO 63044
Dietitian, Registered
12303 DEPAUL DR
ST. LOUIS, MO 63044
Registered Nurse
12303 DEPAUL DR
BRIDGETON, MO 63044

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 Megan Gau's NPI number?

The NPI number for Megan Gau is 1457383796. It was assigned to this individual provider in the NPPES registry on July 7, 2006.

Where is Megan Gau located?

Megan Gau practices at 12303 Depaul Dr Depaul Health Center, Bridgeton, MO 63044. The listed phone number is (314) 344-6000.

What is Megan Gau's specialty?

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

Is Megan Gau enrolled in Medicare?

Yes. Megan Gau 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.

Is Megan Gau affiliated with any hospitals?

According to CMS data, Megan Gau is affiliated with Mercy Hospital St Louis, Barnes Jewish Hospital, Missouri Baptist Medical Center, Barnes-Jewish West County Hospital and St Lukes Hospital.

When was this NPI record last updated?

The NPPES record for Megan Gau was last updated on February 26, 2008. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 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.