NPPES file of Aug 9, 2026

David Deffendall, CRNA

Certified Registered Nurse Anesthetist · Nashville, TN

David Deffendall, CRNA is a certified registered nurse anesthetist with a practice address in Nashville, Tennessee, and NPI 1093086597, issued on Jan 16, 2012. Check the license (Tennessee 16285, as entered in NPPES) with the Tennessee board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1093086597
Name
David Deffendall
Credential
CRNA
Primary taxonomy
Certified Registered Nurse Anesthetist 367500000X
License number
16285 TN
Self-reported in NPPES; status is on the state search
Practice location
110 29TH Ave N Ste 202, Nashville, TN 37203
Phone
(615) 327-4304
Enumerated
Jan 16, 2012
Record last updated
Oct 28, 2025
Fax
(615) 327-7940
Medicare enrollment
Enrolled (PECOS I20120206000340); accepts Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 110 29TH Ave N Ste 202

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

  1. Amy Aguillard, CRNACertified Registered Nurse Anesthetist1588968549
  2. David Anderson, CRNACertified Registered Nurse Anesthetist1841817335
  3. Jeremy Anderson, CRNACertified Registered Nurse Anesthetist1871730812
  4. Camellia Asgarian, M.D.Anesthesiology Physician1669762027
  5. Ashley Asher, MSN,ACNP, CRNACertified Registered Nurse Anesthetist1801172234
  6. Nicklaus Atria, M.D.Anesthesiology Physician1104185826

Verify David Deffendall 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 16285
    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

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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The practice group's MIPS final score for 2023 (Medicare payment program): 59.5 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score52.3
  2. Costnot scored (reweighted)
  3. Promoting interoperabilitynot scored (reweighted)
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Industry payments in 2024: $18.33

1 payment: food and beverage; the largest payer was Heron Therapeutics, Inc. The 24,076 providers of this specialty with any payment received $135.08 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. David Deffendall$18.33
  2. Specialty average$135.08

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through one group practice

  1. Anesthesia Medical Group, P.C.Nashville, TN

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

David Deffendall among 3,117 certified registered nurse anesthetist records in Tennessee

David Deffendall, 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. Its NPI, issued in 2012, is newer than 54% of them.

  • NPI issued2012 · 54% of these records are older, 42% newer
  • In a Medicare fileYes · 81% of these records are
  • In the CMS Doctors and Clinicians fileYes · 76% of these records are
  • Graduated2011 · median 2012 among the 2,370 with a school on file
  • Record last updated2025 · 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).

980 certified registered nurse anesthetist records list a practice address in Nashville

They are 980 of the 24,357 NPPES records with a practice address in Nashville, and 3,117 certified registered nurse anesthetist records in Tennessee.

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

  1. Ashley Aimonetti, CRNANashville, TN 372031104825769
  2. Thomas Aimonetti, CRNANashville, TN 372031659370211
  3. Phyllis Bachus, CRNANashville, TN 372031144229717
  4. Melanie Baker, CRNANashville, TN 372031669471231
  5. Jyl Baskin, CRNANashville, TN 372031720087307
  6. David Beasley, CRNANashville, TN 372031215936893
  7. Frances Berkeley, CRNANashville, TN 372031750380291
  8. Kim Birdsong, CRNANashville, TN 372031982603585

Common questions

What is David Deffendall, CRNA's NPI number?

David Deffendall, CRNA's National Provider Identifier (NPI) is 1093086597, issued on Jan 16, 2012. An NPI identifies a provider in billing; it is not a license.

Where is David Deffendall, CRNA located?

The NPPES record lists a practice address at 110 29TH Ave N Ste 202, Nashville, TN, 37203. Phone: (615) 327-4304. Providers update this record themselves, so call before visiting.

How can I verify David Deffendall, CRNA's license?

NPPES lists Tennessee license number 16285, as entered by the provider. Search the Tennessee board that licenses this profession; the NPPES record confirms identity only.

What is David Deffendall, CRNA's MIPS final score?

The 2023 MIPS final score is 59.5 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.

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

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.