DR. GREGORY B AUFFENBERG M.D., M.S.
NPI 1396977328
Urology in Saint Louis, MO

Q: What is Gregory Auffenberg's NPI number?

The NPI number for Gregory Auffenberg is 1396977328. It was assigned to this individual provider in the NPPES registry on August 8, 2009.

Q: What is Gregory Auffenberg's specialty?

The primary specialty registered for this NPI is Urology with taxonomy code 208800000X.

Active since August 08, 2009PECOS EnrolledAccepts Medicare Assignment

12855 N 40 DR STE 350, SAINT LOUIS, MO 63141(314) 567-6071(314) 453-9965 Get Directions Write a Review

NPPES record last updated: September 12, 2023. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Feb 11, 2022, Dec 1, 2021 (2 updates tracked since 2021).

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About Dr. Gregory B Auffenberg M.d., M.s. NPPES

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

DR. GREGORY B AUFFENBERG M.D., M.S. (NPI 1396977328) is an individual urology provider in Saint Louis, Missouri, licensed in Missouri (2021039448) and active in the NPI registry since August 2009. He is enrolled in Medicare PECOS, is affiliated with Alton Memorial Hospital, and maintains 4 additional practice locations.

NPPES Registry Identity

NPI1396977328

Entity TypeIndividualMale

Primary Taxonomy208800000X

Provider Legal NameDR. GREGORY B AUFFENBERGCredential: M.D., M.S.

Location Address12855 N 40 DR STE 350Saint Louis, MO 63141-8669

Mailing Address12855 N 40 Dr Ste 375Saint Louis, MO 63141-8657 · (314) 567-6071

Phone(314) 567-6071

Fax(314) 453-9965

Sole ProprietorYes

Medical School CMSNorthwestern University Feinberg Medical SchoolGraduated 2009

Enumeration DateAugust 8, 2009

Last NPPES UpdateSeptember 12, 20232 updates tracked since enumeration

NPPES CertifiedSeptember 12, 2023

✔ NPI 1396977328 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyUrologyAllopathic & Osteopathic Physicians

Taxonomy Code208800000X

Licenses✔ Licensed in MO · 2021039448✔ Licensed in IL · 036132771

Definition

A urologist manages benign and malignant medical and surgical disorders of the genitourinary system and the adrenal gland. This specialist has comprehensive knowledge of and skills in endoscopic, percutaneous and open surgery of congenital and acquired conditions of the urinary and reproductive systems and their contiguous structures.

12855 N 40 DR STE 350, Saint Louis, MO 63141

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Secondary Practice Locations 4

Location 1326 Fountains PkwyFairview Heights, IL 62208-2041 · Phone (618) 277-3109

Location 23 Saint Elizabeth Blvd Ste 3200O Fallon, IL 62269-1281 · Phone (618) 489-8030

Location 33844 S Lindbergh Blvd Ste 125Saint Louis, MO 63127-1416 · Phone (314) 567-6071

Location 4112 Piper Hill Dr Ste 12Saint Peters, MO 63376-1690 · Phone (636) 996-9202

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include UnitedHealthcare.Insurance ›

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

Dr. Gregory B Auffenberg M.d., M.s. 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 ID941513402

PECOS Enrollment IDI20180717000433, I20211022000136

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 31

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.

Low osmolar contrast material, 300-399 mg/ml iodine concentration, per ml Q9967

Low osmolar contrast material with 300-399 mg/ml iodine concentration is a diagnostic tool used in imaging procedures. It helps to enhance the visibility of specific areas in the body, aiding in accurate diagnosis. It's safe and generally well-tolerated by patients.

3,994 services35 patients

Bcg live intravesical instillation, 1 mg J9030

BCG live intravesical instillation is a procedure where a weakened form of a bacteria is introduced into your bladder. This helps your body's immune system to fight off certain bladder conditions. The procedure is generally safe and effective.

1,443 services14 patients

Automated urinalysis test 81003

An automated urinalysis test is a routine examination that checks your urine for various substances. It can help identify potential health issues such as kidney problems or diabetes. The test uses a machine to analyze a small urine sample, providing quick and accurate results.

518 services278 patients

Chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month 99490

Chronic care management services involve a healthcare professional directing clinical staff in managing your chronic conditions. This includes the first 20 minutes per month of services like medication management, care coordination, and health monitoring to help improve your health and quality of life.

303 services60 patients

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214

This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.

280 services158 patients

Leuprolide acetate (for depot suspension), 7.5 mg J9217

Leuprolide acetate is a medication that helps regulate certain hormone levels in your body. It's injected into your muscle once a month. This treatment can help manage various health conditions related to hormone imbalance. Always follow your doctor's instructions.

126 services14 patients

Diagnostic exam of bladder and urethra using an endoscope 52000

This procedure involves using a thin, flexible tube with a light, called an endoscope, to examine the bladder and urethra. It helps in identifying any abnormalities or issues that may be causing discomfort or other symptoms.

109 services73 patients

Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213

This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.

108 services95 patients

Principal care management services for a single high-risk disease, first 30 minutes of clinical staff time directed by health care professional, per calendar month 99426

Principal care management services focus on managing a single high-risk disease. This involves a health care professional directing clinical staff for the first 30 minutes each month. The aim is to monitor your health, coordinate care, and provide necessary support for your disease management.

102 services21 patients

Chronic care management services for two or more chronic conditions, additional 20 minutes of clinical staff time directed by health care professional, per calendar month 99439

Chronic Care Management services involve regular check-ins with healthcare professionals to manage two or more chronic conditions. It includes an additional 20 minutes of clinical staff time per month, directed by a healthcare professional, to ensure optimal health management.

88 services40 patients

Instillation of anti-cancer drug into bladder 51720

This procedure involves introducing a medication into the bladder to help fight off harmful cells. A small tube is gently placed into the area where urine exits the body. Through this tube, the medication is delivered directly into the bladder for maximum effectiveness.

40 services18 patients

Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more 99215

This service involves a follow-up appointment for existing patients, lasting between 40 to 54 minutes. During this time, your healthcare provider will assess your current health status, discuss any changes or concerns, review your treatment plan, and answer any questions you may have.

40 services33 patients

Blood creatinine level 82565

A blood creatinine level test measures the amount of creatinine in your blood. Creatinine is a waste product that your body produces when it uses energy. High levels may indicate that your kidneys aren't working properly. This test is often used to monitor kidney health.

36 services33 patients

Ultrasound measurement of bladder capacity after voiding 51798

Ultrasound measurement of bladder capacity after voiding is a non-invasive test that uses sound waves to create images of your bladder. It's done after you've emptied your bladder to see if there's any leftover urine, which can help diagnose certain conditions.

34 services30 patients

Ct scan of abdomen and pelvis before and after contrast 74178

A CT scan of your abdomen and pelvis with and without contrast helps visualize your internal organs better. Contrast is a special dye that improves the clarity of the images. It's taken orally or injected into your veins before the scan. The process is painless and quick.

29 services27 patients

New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204

This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.

29 services29 patients

New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more 99203

This service involves an initial office or outpatient visit for a new patient. The healthcare professional will spend 30-44 minutes understanding your health history, current issues, and discussing possible treatment plans. It's a comprehensive evaluation to start your healthcare journey.

28 services28 patients

Telephone medical discussion with physician, 11-20 minutes 99442

This is a service where you have a phone conversation with your doctor for 11-20 minutes. It's used for discussing health concerns, reviewing test results, or managing ongoing conditions. It's a convenient way to receive medical advice without an in-person visit.

28 services24 patients

Administration of hormonal anti-neoplastic chemotherapy under skin or into muscle 96402

This procedure involves the injection of hormone-based anti-cancer drugs under the skin or into a muscle. These medications help to slow down or stop the growth of certain types of cancer cells. The process is usually quick and can be performed in a clinic or hospital.

24 services15 patients

Telephone medical discussion with physician, 5-10 minutes 99441

A telephone medical discussion with a physician is a brief, 5-10 minute call where you can discuss your health concerns. It's a convenient way to receive medical advice without needing to visit a clinic. It's important to prepare questions in advance to make the most of this time.

23 services17 patients

Complex measurement of pressure of urine flow in bladder with voiding pressure studies 51728

This procedure measures the pressure in your bladder as it fills and empties. It helps to understand how well your bladder is functioning. Sensors record pressure levels during these processes, providing valuable data for your doctor.

21 services21 patients

Insertion of needle into vein for collection of blood sample 36415

This procedure involves inserting a small needle into a vein, typically in your arm, to collect a blood sample. It's a quick and simple process to help diagnose or monitor health conditions. You may feel a small prick, but discomfort is minimal.

20 services12 patients

Electronic assessment of bladder emptying 51741

Electronic assessment of bladder emptying is a non-invasive test that measures how well your bladder functions. It uses ultrasound technology to create images of your bladder before and after you use the restroom, helping to identify any issues with bladder emptying.

20 services20 patients

Biopsy of prostate gland 55700

A biopsy of the prostate gland is a procedure where a small sample of tissue is taken from your body's internal gland, located near the bladder, for testing. This helps in diagnosing potential health issues. It's usually done with a fine needle and imaging technology for accuracy.

20 services20 patients

Non-needle measurement and recording of electrical activity of muscles at bladder and bowel openings 51784

This procedure involves the use of non-invasive devices to record the electrical activity of muscles at specific body openings. It's helpful in understanding muscle function and can assist in diagnosing certain conditions.

19 services19 patients

Insertion of device into abdomen with pressure and urine flow rate study 51797

This procedure involves placing a small device into your abdomen to monitor pressure and urine flow rates. It helps in understanding how well your body is processing and eliminating liquid waste. It's a safe procedure, typically performed under local anesthesia.

19 services19 patients

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 99232

Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.

18 services14 patients

Destruction and/or removal of growth of bladder and urethra using an endoscope, 2.0-5.0 cm 52235

This procedure involves using a thin, flexible tool called an endoscope to examine and remove a growth in your bladder and urethra. The growth size ranges from 2.0-5.0 cm. This is done to ensure your urinary system functions properly.

17 services13 patients

Ultrasound scan of pelvic region through rectum 76872

An ultrasound scan of the pelvic region through the rectum is a medical procedure where a small, smooth device is gently inserted into the rectum. This device uses sound waves to create images of the internal structures in the lower abdomen, aiding in diagnosis and treatment planning.

17 services17 patients

Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 99222

Initial hospital inpatient care is a service where a healthcare provider spends about 50 minutes per day overseeing your care while you're admitted in the hospital. This includes reviewing your health status, planning your treatment, and ensuring your safety and comfort.

16 services15 patients

Insertion of stent in ureter using an endoscope 52332

This procedure involves placing a small, flexible tube (stent) in your body's drainage system to help urine flow from the kidneys to the bladder. An endoscope, a thin tube with a light and camera, is used for precise placement.

14 services11 patients

Hospital Affiliations CMS Care Compare 5

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

Alton Memorial Hospital

Acute Care Hospitals · Alton, IL

4/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number140002

LocationOne Memorial DriveAlton, IL 62002 · Madison County

Emergency services Birthing friendly

Hshs St Elizabeth's Hospital

Acute Care Hospitals · O Fallon, IL

4/5 CMS rating

OwnershipVoluntary non-profit - Church

CMS Certification Number140187

LocationOne St Elizabeth BoulevardO Fallon, IL 62269 · St. Clair County

Emergency services Birthing friendly

Anderson Hospital

Acute Care Hospitals · Maryville, IL

4/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number140289

Location6800 State Route 162Maryville, IL 62062 · Madison 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

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 63141 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

$128.28 typical visit price

range $55.65 – $169.38

Typical copayment $32.07 (range $13.91 – $42.34)

Most-billed visit code 99204

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.

Referred Medical Equipment & Supplies CMS DME claims

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Ostomy pouch, urinary, with extended wear barrier attached, with built-in convexity, with faucet-type tap with valve (1 piece), each A4430

DME-Orthotic Devices · category DF010N

2 suppliers11 claims335 services$7.75 avg. paid by Medicare

Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

Other Providers at the Same Location NPPES 4

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

MR. TRAVIS L BULLOCK MD

Urology

12855 N 40 DR STE 350
SAINT LOUIS, MO 63141

St. Louis County (314) 567-6071

MRS. ELIZABETH REICHERT WILLIAMS MD

Urology

12855 N 40 DR STE 350
SAINT LOUIS, MO 63141

St. Louis County (314) 567-6071

MRS. MEGGAN MICHELLE SMITH PA-C

Physician Assistant

12855 N 40 DR STE 350
SAINT LOUIS, MO 63141

St. Louis County (314) 567-6071

STEPHEN DANIEL MILLER PA

Physician Assistant

12855 N 40 DR STE 350
SAINT LOUIS, MO 63141

St. Louis County (314) 567-6071

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 Gregory Auffenberg's NPI number?

The NPI number for Gregory Auffenberg is 1396977328. It was assigned to this individual provider in the NPPES registry on August 8, 2009.

Where is Gregory Auffenberg located?

Gregory Auffenberg practices at 12855 N 40 Dr Ste 350, Saint Louis, MO 63141. The listed phone number is (314) 567-6071.

What is Gregory Auffenberg's specialty?

The primary specialty registered for this NPI is Urology with taxonomy code 208800000X.

Is Gregory Auffenberg enrolled in Medicare?

Yes. Gregory Auffenberg 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.

What insurance does Gregory Auffenberg accept?

Health plans from UnitedHealthcare list Gregory Auffenberg 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.

Is Gregory Auffenberg affiliated with any hospitals?

According to CMS data, Gregory Auffenberg is affiliated with Alton Memorial Hospital, Hshs St Elizabeth's Hospital, Anderson Hospital, Missouri Baptist Medical Center and St Lukes Hospital.

When was this NPI record last updated?

The NPPES record for Gregory Auffenberg was last updated on September 12, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.