Active NPI 1285638957 Individual Practitioner Male Practitioner

Dr. Michael S Tornwall , MD

Surgery • Logan, OH

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Dr. Michael Tornwall, MD is a certified Surgery practicing in Logan, OH. With approximately 39 years of clinical experience since graduating from University Of Texas Medical Branch At Galveston in 1987, Dr. Tornwall delivers high-quality medical care to the local community at 601 STATE ROUTE 664 N.

Dr. Tornwall is affiliated with Hocking Valley Medical Group, Inc. and accepts Medicare assignment.

Frequently performed procedures and clinical services include subsequent hospital care with moderate levelof medical decision making, if using time, at least, established patient outpatient office visit, new patient outpatient office visit. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

601 State Route 664 N

Logan, OH 431388541

Telephone 7403808140

Fax 7403808510

Associated Practice Facility / Clinic

🏢 Hocking Valley Community Hospital Facility NPI 1295840007

Medicare Profile & Education

Medical School

University Of Texas Medical Branch At Galveston

Graduation Year

1987

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Surgery in Logan, OH

Senior Veteran Specialist (>20 Yrs)

Practitioner Clinical Experience

39 Yrs +0.5 yrs vs City Avg

City Avg: 38.5 Yrs

State Avg: 24.9 Yrs

Regional Practice Density

3 Specialists

Practicing in Logan, OH (1313 Statewide)

Telehealth Adoption Rate

0.0% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount

12.7% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Tornwall (39 Years) 39 Yrs

Logan Specialty Average (38.5 Years) 38.5 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
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	14	14	$129.00	$112.61

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	82	71	$111.00	$70.06
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	51	51	$164.00	$104.04
99202 New patient office or other outpatient visit, typically 20 minutes	16	16	$113.00	$69.84

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	91	91	$164.00	$100.80
99213 Established patient office or other outpatient visit, typically 15 minutes	78	60	$111.00	$67.94
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare	43	42	$638.00	$250.61
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope	26	26	$422.00	$100.89
45380 Biopsy of large bowel using an endoscope	15	15	$564.00	$161.55
G0121 Colorectal cancer screening; colonoscopy on individual not meeting criteria for high risk	13	13	$775.00	$181.22
G0105 Colorectal cancer screening; colonoscopy on individual at high risk	11	11	$775.00	$164.35

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	66	58	$111.00	$66.14
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	37	37	$164.00	$100.38
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare	30	30	$638.00	$249.92
99202 New patient office or other outpatient visit, typically 20 minutes	27	27	$113.00	$69.19
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope	20	20	$422.00	$90.64
G0121 Colorectal cancer screening; colonoscopy on individual not meeting criteria for high risk	12	12	$775.00	$180.79
G0105 Colorectal cancer screening; colonoscopy on individual at high risk	11	11	$775.00	$180.11

Medical Specialties & State Licenses

CMS Verified: 2025-08-20

Surgery Primary Specialty

NUCC Taxonomy Code: 208600000X

State License OH 35066867T

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.

Additional State Medicaid & Healthcare Payer Identifiers

Medicaid State Provider ID

0974021 (OH)

Commercial Insurance / Payer ID Anthem

000000195026 (OH)

Hospital & Practice Group Affiliations

Hocking Valley Medical Group, Inc.

541 State Route 664 N, Logan, OH 431388541

Phone: 7403808350

Practice Associates & Co-Workers

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

4 Associated Practitioners

Dr. David Vaziri , MD

Orthopaedic Surgery

NPI 1144211137

Doctor of Medicine (M.D.)

Scott Cryder , PA-C

Physician Assistant - Surgical

NPI 1215018205

Physician Assistant (Certified)

Dr. Timothy O'brien , MD

Surgery

NPI 1639136823

Doctor of Medicine (M.D.)

Dr. Mark Holt , MD

Orthopaedic Surgery

NPI 1962498089

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 August 20, 2025

Registered at 601 STATE ROUTE 664 N, LOGAN, OH 431388541 (Tel: 7403808140)

📍

Updated Practice Location October 22, 2020

Registered at 819 STATE ROUTE 664 N STE B, LOGAN, OH 431388540 (Tel: 7403808140)

✅

NPI Profile Active October 10, 2016

NPI status registered as active in NPPES database

📍

Updated Practice Location October 10, 2016

Registered at 541 STATE ROUTE 664 N, LOGAN, OH 431388541 (Tel: 7403801300)

📍

Updated Business Mailing Address October 10, 2016

Registered at PO BOX 228, LOGAN, OH 431380228 (Tel: 7403857564)

👤

Provider Name / Credentials Updated October 10, 2016

Recorded as MICHAEL TORNWALL, M.D.

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) October 10, 2016

Surgery (License #35066867T in OH)

🟢

Initial NPI Registration & Enumeration June 09, 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: 1285638957

Entity Type:

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

Enumeration Date: June 09, 2005

Last Update: August 20, 2025

Sole Proprietor: No

Update or Correct Profile

Mailing Address

Po Box 228

Logan, OH 431380228

Phone: 7403857564

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.