Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Michael S Tornwall, M.D.
Surgery Physician in Logan, OH · enumerated 2005.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1285638957
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Registry record
Entity type Individual (Type 1)
Name Michael S Tornwall
Credential M.D.
Sex Male
Practice address 601 State Route 664 N, Logan, OH, 43138
Phone (740) 380-8140
Fax (740) 380-8510
Enumeration date Jun 9, 2005
Last updated in NPPES Aug 20, 2025
Taxonomy & licenses
MD · Doctor of Medicine: A physician who completed medical school (allopathic medicine), residency training, and state licensure.
About the MD credential
Other identifiers
| Identifier | Type | State | Issuer |
|---|---|---|---|
| 0974021 | Medicaid | OH | - |
| 000000195026 | Other | OH | ANTHEM |
What is an NPI number?
A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes, even if the provider moves or changes specialty.
Frequently asked questions
Where does Michael Tornwall practice?
The practice location on file with NPPES is in Logan, OH. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Michael Tornwall?
The National Provider Identifier (NPI) for Michael Tornwall is 1285638957, a Type 1 (individual) record in the CMS NPPES registry.
Other providers at this practice address
Browse all → Gail Larkin Certified Registered Nurse Anesthetist · Logan, OH NPI 1679566509 Mark Holt Orthopaedic Surgery Physician · Logan, OH NPI 1962498089 David Vaziri Orthopaedic Surgery Physician · Logan, OH NPI 1144211137 Barbara Needham Pharmacist · Logan, OH NPI 1639150295 Darren Sommer Hospitalist Physician · Logan, OH NPI 1578512356 Mario Villegas Emergency Medicine Physician · Logan, OH NPI 1528018710 Edgardo Rivera Family Medicine Physician · Logan, OH NPI 1619928082 Hocking Valley Community Hospital Critical Access Hospital · Logan, OH NPI 1295840007
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2025-08-20.