Active NPI 1871579896 Individual Practitioner Male Practitioner

Dr. Amalakumar D Augustine , MD

Internal Medicine • Saint Charles, MO

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Dr. Amalakumar Augustine, MD is a certified Internal Medicine practicing in Saint Charles, MO. With approximately 42 years of clinical experience since completing medical education in 1984, Dr. Augustine delivers high-quality medical care to the local community at 22 MARR LN.

Dr. Augustine is affiliated with State Of Missouri and accepts Medicare assignment.

Frequently performed procedures and clinical services include subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least, subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, at least, follow-up hospital inpatient care per day. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

22 Marr Ln

Saint Charles, MO 633039000

Telephone 6369261316

Fax 6369261322

Associated Practice Facility / Clinic

🏢 State Of Missouri Facility NPI 1316991896

Medicare Profile & Education

Medical School

Other

Graduation Year

1984

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Internal Medicine in Saint Charles, MO

Senior Veteran Specialist (>20 Yrs)

Practitioner Clinical Experience

42 Yrs +16.2 yrs vs City Avg

City Avg: 25.8 Yrs

State Avg: 25.5 Yrs

Regional Practice Density

36 Specialists

Practicing in Saint Charles, MO (2747 Statewide)

Telehealth Adoption Rate

22.2% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount

1.5% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Augustine (42 Years) 42 Yrs

Saint Charles Specialty Average (25.8 Years) 25.8 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
99309 Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes	208	25	$84.18	$82.93
99308 Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, at least 15 minutes	179	22	$63.98	$63.03

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99308 Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, at least 15 minutes	182	34	$63.98	$63.05
99309 Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes	181	29	$84.18	$82.95

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99309 Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes	241	25	$84.18	$83.37
99308 Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, at least 15 minutes	189	24	$63.98	$63.33
99231 Follow-up hospital inpatient care per day, typically 15 minutes	43	19	$38.74	$36.48

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99309 Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes	262	34	$84.18	$84.18
99308 Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, at least 15 minutes	162	22	$63.98	$63.98
99231 Follow-up hospital inpatient care per day, typically 15 minutes	61	29	$38.74	$36.58

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99309 Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes	425	42	$84.18	$83.75
99231 Follow-up hospital inpatient care per day, typically 15 minutes	46	25	$38.74	$38.25

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99309 Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes	353	67	$84.18	$82.84
99231 Follow-up hospital inpatient care per day, typically 15 minutes	173	61	$38.74	$38.01

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99309 Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes	265	26	$84.18	$81.54
99231 Follow-up hospital inpatient care per day, typically 15 minutes	17	16	$38.74	$36.23

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	432	201	$90.00	$66.68
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	251	74	$95.00	$66.72
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	146	55	$130.00	$96.50
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	102	77	$235.00	$187.59
99239 Hospital discharge day management, more than 30 minutes	80	58	$125.00	$99.13
99231 Follow-up hospital inpatient care per day, typically 15 minutes	47	23	$70.00	$36.33
99220 Hospital observation care, typically 70 minutes	40	32	$250.00	$172.22
99217 Hospital observation care on day of discharge	35	28	$120.00	$67.19
99309 Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes	25	24	$84.18	$80.20
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	16	14	$145.00	$98.60
93000 Routine ekg using at least 12 leads including interpretation and report	14	13	$60.00	$15.58

Medical Specialties & State Licenses

CMS Verified: 2026-07-30

Internal Medicine Primary Specialty

NUCC Taxonomy Code: 207R00000X

State License MO 110935

A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.

Additional State Medicaid & Healthcare Payer Identifiers

Commercial Insurance / Payer ID Railroad Medicare

P00300665

Hospital & Practice Group Affiliations

State Of Missouri

22 Marr Ln, Saint Charles, MO 633039000

Phone: 6364983130

State Of Missouri

1010 W Columbia St, Farmington, MO 636402902

Phone: 5732186792

Practice Associates & Co-Workers

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

1 Associated Practitioners

Dr. Dharmasumvardhini Sankaran , MD

Physical Medicine & Rehabilitation

NPI 1932221223

Doctor of Medicine (M.D.)

Career & Practice History Timeline

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

8 Historical Events

📍

Updated Practice Location July 30, 2026

Registered at 22 MARR LN, SAINT CHARLES, MO 633039000 (Tel: 6369261316)

📍

Updated Business Mailing Address February 14, 2019

Registered at 22 MARR LN, SAINT CHARLES, MO 633039000 (Tel: 3144692182)

✅

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. 670 SOUTH, CHESTERFIELD, MO 630173451 (Tel: 3144692182)

📍

Updated Business Mailing Address April 15, 2013

Registered at 224 S WOODS MILL RD, STE 670 SOUTH, CHESTERFIELD, MO 630173451 (Tel: 3144692182)

👤

Provider Name / Credentials Updated April 15, 2013

Recorded as AMALAKUMAR AUGUSTINE, MD

🎓

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

Internal Medicine (License #110935 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: 1871579896

Entity Type:

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

Enumeration Date: December 21, 2005

Last Update: July 30, 2026

Sole Proprietor: No

Update or Correct Profile

Mailing Address

22 Marr Ln

Saint Charles, MO 633039000

Phone: 6369261316

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.