Active NPI 1639487911 Individual Practitioner Male Practitioner

Dr. Avinash Kashyap Viswanathan , MD

Internal Medicine • Springfield, IL

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Dr. Avinash Viswanathan, MD is a certified Internal Medicine practicing in Springfield, IL. With approximately 16 years of clinical experience since completing medical education in 2010, Dr. Viswanathan delivers high-quality medical care to the local community at 3132 OLD JACKSONVILLE RD.

Dr. Viswanathan is affiliated with Memorial Physician Services and accepts Medicare assignment.

Frequently performed procedures and clinical services include established patient outpatient office visit, visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient's, pneumococcal conjugate vaccine, 20 valent (pcv20), for intramuscular use. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

3132 Old Jacksonville Rd
Suite 150

Springfield, IL 627047400

Telephone 2178620741

Fax 2178620858

Associated Practice Facility / Clinic

🏢 Alternative Care Services Facility NPI 1356313092

Medicare Profile & Education

Medical School

Other

Graduation Year

2010

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Internal Medicine in Springfield, IL

Established Specialist (10-20 Yrs)

Practitioner Clinical Experience

16 Yrs -3.1 yrs vs City Avg

City Avg: 19.1 Yrs

State Avg: 28.9 Yrs

Regional Practice Density

206 Specialists

Practicing in Springfield, IL (7544 Statewide)

Telehealth Adoption Rate

4.9% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount

47.1% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Viswanathan (16 Years) 16 Yrs

Springfield Specialty Average (19.1 Years) 19.1 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
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	687	341	$306.36	$121.91
G2211 Visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient's	478	292	$40.32	$15.86
99213 Established patient office or other outpatient visit, typically 15 minutes	96	79	$207.19	$86.42
90677 Pneumococcal conjugate vaccine, 20 valent (pcv20), for intramuscular use	25	25	$374.20	$290.24
G0009 Administration of pneumococcal vaccine	25	25	$56.40	$31.15
G0008 Administration of influenza virus vaccine	18	17	$51.78	$30.09
90662 Influenza vaccine split virus, preservative free	18	17	$105.67	$76.18
69210 Removal of impacted ear wax	14	14	$178.07	$45.83

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	711	346	$297.32	$124.39
99213 Established patient office or other outpatient visit, typically 15 minutes	71	60	$201.86	$87.81
90677 Pneumococcal conjugate vaccine, 20 valent (pcv20), for intramuscular use	58	58	$366.12	$281.72
G0009 Administration of pneumococcal vaccine	58	58	$54.93	$29.66
G0008 Administration of influenza virus vaccine	34	34	$49.88	$29.66
90662 Influenza vaccine split virus, preservative free	33	33	$102.64	$71.83

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	740	345	$288.18	$125.76
J3420 Injection, vitamin b-12 cyanocobalamin, up to 1000 mcg	89	13	$44.21	$1.69
99213 Established patient office or other outpatient visit, typically 15 minutes	81	73	$196.00	$88.31
96372 Injection beneath the skin or into muscle for therapy, diagnosis, or prevention	70	13	$67.43	$13.92
G0009 Administration of pneumococcal vaccine	34	34	$52.82	$28.04
90677 Pneumococcal conjugate vaccine, 20 valent (pcv20), for intramuscular use	32	32	$354.81	$278.23
G0008 Administration of influenza virus vaccine	18	18	$48.94	$28.02
90662 Influenza vaccine split virus, preservative free	17	17	$99.82	$68.35

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	683	311	$279.73	$127.03
99213 Established patient office or other outpatient visit, typically 15 minutes	114	90	$189.32	$90.15
G0008 Administration of influenza virus vaccine	26	26	$47.88	$16.21
90662 Influenza vaccine split virus, preservative free	23	23	$96.61	$65.26
69210 Removal of impacted ear wax	13	12	$162.38	$47.44

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	659	319	$272.04	$107.75
99213 Established patient office or other outpatient visit, typically 15 minutes	136	99	$184.43	$74.04
96372 Injection beneath the skin or into muscle for therapy, diagnosis, or prevention	53	12	$63.60	$13.98
G0008 Administration of influenza virus vaccine	41	41	$46.63	$16.16
90662 Influenza vaccine split virus, preservative free	38	38	$93.05	$59.22
G0009 Administration of pneumococcal vaccine	12	12	$47.42	$16.01

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	883	354	$264.05	$105.96
99213 Established patient office or other outpatient visit, typically 15 minutes	123	102	$179.42	$72.22
90662 Influenza vaccine split virus, preservative free	61	61	$90.85	$54.89
G0008 Administration of influenza virus vaccine	59	59	$45.93	$15.85
96127 Assessment of emotional or behavioral problems	17	14	$23.18	$5.03
G0009 Administration of pneumococcal vaccine	13	13	$48.69	$15.85
90670 Pneumococcal vaccine for injection into muscle	12	12	$416.00	$210.19
36415 Insertion of needle into vein for collection of blood sample	11	11	$41.00	$2.94

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	740	287	$255.77	$104.25
36415 Insertion of needle into vein for collection of blood sample	397	192	$40.25	$2.93
99213 Established patient office or other outpatient visit, typically 15 minutes	71	60	$175.32	$69.48
G0008 Administration of influenza virus vaccine	33	33	$44.58	$19.39
90662 Influenza vaccine split virus, preservative free	32	32	$86.59	$52.03
93000 Routine ekg using at least 12 leads including interpretation and report	23	22	$161.09	$16.33
96372 Injection beneath the skin or into muscle for therapy, diagnosis, or prevention	22	11	$59.27	$19.49
96127 Assessment of emotional or behavioral problems	22	16	$22.09	$5.98
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	17	17	$399.00	$141.07
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	13	13	$414.00	$160.76

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	701	276	$248.93	$103.32
36415 Insertion of needle into vein for collection of blood sample	417	196	$39.25	$2.93
99213 Established patient office or other outpatient visit, typically 15 minutes	42	40	$169.43	$69.35
96127 Assessment of emotional or behavioral problems	38	29	$21.13	$5.29
J3420 Injection, vitamin b-12 cyanocobalamin, up to 1000 mcg	28	11	$39.43	$2.75
93000 Routine ekg using at least 12 leads including interpretation and report	28	27	$156.07	$16.29
90662 Influenza vaccine split virus, preservative free	24	24	$84.75	$48.05
96372 Injection beneath the skin or into muscle for therapy, diagnosis, or prevention	23	12	$56.43	$23.93
G0008 Administration of influenza virus vaccine	23	23	$43.91	$23.77
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	18	18	$403.33	$160.26

Medical Specialties & State Licenses

Internal Medicine Primary Specialty

NUCC Taxonomy Code: 207R00000X

State License IL 036.133495

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.

Internal Medicine

NUCC Taxonomy Code: 207R00000X

State License IL 336.094733

Hospital & Practice Group Affiliations

Memorial Physician Services

3132 Old Jacksonville Rd, Springfield, IL 627047401

Phone: 2178620800

Practice Associates & Co-Workers

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

40 Associated Practitioners

Alissa Smith , NP

Nurse Practitioner - Family

NPI 1003046228

Nurse Practitioner

Melanie Reynolds , FNP

Nurse Practitioner - Family

NPI 1013115955

Family Nurse Practitioner

Sharon Howarth , OTRLCHT

Occupational Therapist - Hand

NPI 1023155892

Peggy Jones , NP

Nurse Practitioner

NPI 1023560372

Nurse Practitioner

Dr. Lavanya Kolluri , MD

Internal Medicine

NPI 1043255144

Doctor of Medicine (M.D.)

Melissa Linderman , OTR

Occupational Therapist

NPI 1053451195

Occupational Therapist Registered

Career & Practice History Timeline

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

6 Historical Events

✅

NPI Profile Active May 23, 2014

NPI status registered as active in NPPES database

📍

Updated Practice Location May 23, 2014

Registered at 3132 OLD JACKSONVILLE RD, SUITE 150, SPRINGFIELD, IL 627047400 (Tel: 2178620741)

📍

Updated Business Mailing Address May 23, 2014

Registered at 3132 OLD JACKSONVILLE RD, SUITE 150, SPRINGFIELD, IL 627047400 (Tel: 2178620741)

👤

Provider Name / Credentials Updated May 23, 2014

Recorded as AVINASH VISWANATHAN, M.D.

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) May 23, 2014

Internal Medicine (License #036.133495 in IL)

🟢

Initial NPI Registration & Enumeration September 20, 2010

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: 1639487911

Entity Type:

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

Enumeration Date: September 20, 2010

Last Update: May 23, 2014

Sole Proprietor: Yes

Update or Correct Profile

Mailing Address

3132 Old Jacksonville Rd, Suite 150

Springfield, IL 627047400

Phone: 2178620741

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.