Active NPI 1538145552 Individual Practitioner Female Practitioner

Dr. Ruth A Decker , MD

Surgery • Chesterfield, MO

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Dr. Ruth Decker, MD is a certified Surgery practicing in Chesterfield, MO. With approximately 40 years of clinical experience since graduating from University Of Wisconsin School Of Medicine in 1986, Dr. Decker delivers high-quality medical care to the local community at 224 S WOODS MILL RD.

Dr. Decker accepts Medicare assignment.

Frequently performed procedures and clinical services include new patient outpatient office visit, established patient outpatient office visit, removal or exploration of parathyroid glands. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

224 S Woods Mill Rd
Ste. 252 South

Chesterfield, MO 630173625

Telephone 3144691300

Fax 3148787661

Associated Practice Facility / Clinic

🏢 St Lukes Episcopal Presbyterian Hospital Facility NPI 1861483232

Medicare Profile & Education

Medical School

University Of Wisconsin School Of Medicine

Graduation Year

1986

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Surgery in Chesterfield, MO

Senior Veteran Specialist (>20 Yrs)

Practitioner Clinical Experience

40 Yrs +6.3 yrs vs City Avg

City Avg: 33.7 Yrs

State Avg: 26.1 Yrs

Regional Practice Density

12 Specialists

Practicing in Chesterfield, MO (766 Statewide)

Telehealth Adoption Rate

0.0% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount

67.9% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Decker (40 Years) 40 Yrs

Chesterfield Specialty Average (33.7 Years) 33.7 Yrs

Performed Procedures & Service Volume

Top Medicare Part B procedures performed by this practitioner

CMS Official Data (2024)

Reporting Year:

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	28	28	$275.00	$106.95
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	12	12	$325.00	$160.51
99213 Established patient office or other outpatient visit, typically 15 minutes	11	11	$125.00	$87.17
60500 Removal or exploration of parathyroid glands	11	11	$3300.00	$935.57

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	20	20	$275.00	$108.95
60500 Removal or exploration of parathyroid glands	13	13	$3300.00	$949.65
99213 Established patient office or other outpatient visit, typically 15 minutes	12	11	$125.00	$87.82

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	32	32	$275.00	$110.62
60500 Removal or exploration of parathyroid glands	25	25	$3300.00	$966.05
99213 Established patient office or other outpatient visit, typically 15 minutes	18	18	$125.00	$89.41
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	17	17	$325.00	$165.92

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	29	29	$325.00	$162.59
60500 Removal or exploration of parathyroid glands	17	17	$3300.00	$944.81
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	14	14	$275.00	$111.91
99213 Established patient office or other outpatient visit, typically 15 minutes	12	12	$125.00	$91.03

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	41	41	$325.00	$163.86
60500 Removal or exploration of parathyroid glands	18	18	$3300.00	$991.97
99213 Established patient office or other outpatient visit, typically 15 minutes	12	12	$125.00	$74.62

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	42	42	$325.00	$161.69
60500 Removal or exploration of parathyroid glands	26	26	$3300.00	$962.36
99213 Established patient office or other outpatient visit, typically 15 minutes	18	14	$125.00	$72.72
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	12	11	$95.00	$44.08

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	48	48	$325.00	$152.99
60500 Removal or exploration of parathyroid glands	32	32	$3284.38	$905.37
99213 Established patient office or other outpatient visit, typically 15 minutes	24	21	$125.00	$67.62

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	38	38	$323.68	$147.39
60500 Removal or exploration of parathyroid glands	24	24	$3300.00	$861.43
99213 Established patient office or other outpatient visit, typically 15 minutes	20	17	$125.00	$66.80
99205 New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more	13	13	$325.00	$189.60

Medical Specialties & State Licenses

Surgery Primary Specialty

NUCC Taxonomy Code: 208600000X

State License MO R6H10

A general surgeon has expertise related to the diagnosis - preoperative, operative and postoperative management - and management of complications of surgical conditions in the following areas: alimentary tract; abdomen; breast, skin and soft tissue; endocrine system; head and neck surgery; pediatric surgery; surgical critical care; surgical oncology; trauma and burns; and vascular surgery. General surgeons increasingly provide care through the use of minimally invasive and endoscopic techniques. Many general surgeons also possess expertise in transplantation surgery, plastic surgery and cardiothoracic surgery.

Practice Associates & Co-Workers

Healthcare professionals and specialists practicing at this location or sharing practice phone/fax

1 Associated Practitioners

Dr. Keith Nunnelee , MD

Specialist

NPI 1144215070

Doctor of Medicine (M.D.)

Career & Practice History Timeline

Chronological log of verified NPI updates, location relocations, credentials, and registry changes

6 Historical Events

✅

NPI Profile Active April 15, 2013

NPI status registered as active in NPPES database

📍

Updated Practice Location April 15, 2013

Registered at 224 S WOODS MILL RD, STE. 252 SOUTH, CHESTERFIELD, MO 630173625 (Tel: 3144691300)

📍

Updated Business Mailing Address April 15, 2013

Registered at 224 S WOODS MILL RD, STE. 252 SOUTH, CHESTERFIELD, MO 630173625 (Tel: 3144691300)

👤

Provider Name / Credentials Updated April 15, 2013

Recorded as RUTH DECKER, MD

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) April 15, 2013

Surgery (License #R6H10 in MO)

🟢

Initial NPI Registration & Enumeration December 21, 2005

First registered as active Individual Practitioner in NPPES Database.

Patient & Community Reviews

Verified patient ratings, medical care experiences, and facility photos

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NPI Administrative Meta

NPI Number: 1538145552

Entity Type:

Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)

Enumeration Date: December 21, 2005

Last Update: April 15, 2013

Sole Proprietor: No

Update or Correct Profile

Mailing Address

224 S Woods Mill Rd, Ste. 252 South

Chesterfield, MO 630173625

Phone: 3144691300

Public Domain Record This profile contains public domain information published by CMS and NPPES under the Freedom of Information Act (FOIA).

⚠️ Medical Disclaimer

This directory listing is for informational purposes only and does not constitute medical advice, diagnosis, or physician endorsement. If you are experiencing a medical emergency, please call 911 immediately.