NPPES file of Aug 9, 2026

Michael F. Gnaster, CRNA

Certified Registered Nurse Anesthetist · Chattanooga, TN

Michael F. Gnaster, CRNA is a certified registered nurse anesthetist with a practice address in Chattanooga, Tennessee, and NPI 1841203544, issued on Aug 14, 2006. Check the license (Tennessee 10624, as entered in NPPES) with the Tennessee board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1841203544
Name
Michael F. Gnaster
Credential
CRNA
Primary taxonomy
Certified Registered Nurse Anesthetist 367500000X
License number
10624 TN
Self-reported in NPPES; status is on the state search
Practice location
400 N Holtzclaw Ave, Chattanooga, TN 37404
Phone
(423) 698-6871
Enumerated
Aug 14, 2006
Record last updated
Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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8 nearest certified registered nurse anesthetist records → All 3,117 in Tennessee → Look up another NPI →

Also registered at 400 N Holtzclaw Ave

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Shane Nelson, CRNACertified Registered Nurse Anesthetist1780697565
  2. Shawn Nelson, CRNACertified Registered Nurse Anesthetist1497768261

Verify Michael F. Gnaster in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Tennessee board licenses this profession
    Search for license 10624    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the Tennessee license search

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Michael F. Gnaster among 3,117 certified registered nurse anesthetist records in Tennessee

Michael F. Gnaster, CRNA is one of 3,117 certified registered nurse anesthetist records with a practice address in Tennessee. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2006, is newer than 10% of them.

  • NPI issued2006 · 10% of these records are older, 65% newer
  • In a Medicare fileNo · 81% of these records are
  • In the CMS Doctors and Clinicians fileNo · 76% of these records are
  • Record last updated2007 · 58% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 367500000X and a Tennessee practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

356 certified registered nurse anesthetist records list a practice address in Chattanooga

They are 356 of the 7,377 NPPES records with a practice address in Chattanooga, and 3,117 certified registered nurse anesthetist records in Tennessee. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 3,117 in Tennessee → Every provider in Chattanooga → Certified Registered Nurse Anesthetist nationwide →

The 8 certified registered nurse anesthetist records with the nearest ZIP codes

  1. David Allen, CRNAChattanooga, TN 374041750356630
  2. Sally Baker, CRNAChattanooga, TN 374041760458418
  3. Richard Beckmann, CRNAChattanooga, TN 374041740255645
  4. Kathryn Branson, CRNAChattanooga, TN 374041821063751
  5. Karen Caldwell, CRNAChattanooga, TN 374041447226923
  6. Sandra Corry, CRNAChattanooga, TN 374041629044383
  7. Issabel Crabtree, CRNAChattanooga, TN 374041528034295
  8. Vicki Davis, CRNAChattanooga, TN 374041083680755

Common questions

What is Michael F. Gnaster, CRNA's NPI number?

Michael F. Gnaster, CRNA's National Provider Identifier (NPI) is 1841203544, issued on Aug 14, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Michael F. Gnaster, CRNA located?

The NPPES record lists a practice address at 400 N Holtzclaw Ave, Chattanooga, TN, 37404. Phone: (423) 698-6871. Providers update this record themselves, so call before visiting.

How can I verify Michael F. Gnaster, CRNA's license?

NPPES lists Tennessee license number 10624, as entered by the provider. Search the Tennessee board that licenses this profession; the NPPES record confirms identity only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. An NPI identifies who bills; it is not a license.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.