NPPES file of Aug 9, 2026

David Lloyd Snow, MD

Psychiatry Physician · Maryville, TN

David Lloyd Snow, MD is a psychiatry physician with a practice address in Maryville, Tennessee, and NPI 1821096041, issued on Jul 12, 2005. Check the license (Tennessee MD21006, as entered in NPPES) on the Tennessee Board of Medical Examiners; the Medicare figures below come from public CMS files.

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

NPPES recordNPPES file of Aug 9, 2026
1821096041
Name
David Lloyd Snow
Credential
MD
Primary taxonomy
Psychiatry Physician 2084P0800X
License number
MD21006 TN
Self-reported in NPPES; status is on the state search
Practice location
659 Morganton Square Dr, Maryville, TN 37801
Phone
(865) 984-9933
Enumerated
Jul 12, 2005
Record last updated
Nov 22, 2011 (not updated in 15 years: call before relying on the address or phone)
Fax
(865) 982-9428
Medicaid ID
3059265 TN
Medicare enrollment
Enrolled (PECOS I20041220001078); may accept Medicare assignment
Medical or professional school
East Tennessee State University Quillen College Of Medicine, 1987
Telehealth
Offers telehealth (CMS)
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 659 Morganton Square Dr

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

  1. Jessica AllenPsychiatric/Mental Health Nurse Practitioner1689123887
  2. Walter Fain, ED.D.Clinical Psychologist1972589638
  3. Kimberly Faucett, LCSWClinical Social Worker1396744132
  4. Cynthia Grimm, LCSWSocial Worker1447258629
  5. Jennifer Hardy, PH.D.Counseling Psychologist1962751339
  6. Greta Smith, PH.D.Clinical Psychologist1598772717

Verify David Lloyd Snow in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersTennessee Board of Medical Examiners
    Search for license MD21006
    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
Open the Tennessee license search

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4.3 times the Medicare Part D claims of the average psychiatry physician in 2024

4,265 Medicare Part D claims for 277 beneficiaries, against an average of 1,000 among the 35,054 providers of this specialty who prescribed in Part D. Brand-name drugs were 3% of claims.

  1. David Snow4,265
  2. Specialty average1,000

Most prescribed

  1. Alprazolam590 claims
  2. Clonazepam370 claims
  3. Bupropion Xl229 claims
  4. Dextroamphetamine-Amphetamine204 claims
  5. Quetiapine Fumarate202 claims
  6. Lamotrigine175 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

Industry payments in 2024: $65,924.30

131 payments; by number, the most common kind was food and beverage; the largest payer was Iti, Inc. (d/b/a Intra-Cellular Therapies, Inc.). The 13,693 providers of this specialty with any payment received $4,954.93 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. David Snow$65,924
  2. Specialty average$4,955

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

Psychiatry Physician providers in Tennessee

There are 731 psychiatry physician records in Tennessee.

Other psychiatry physician records in Tennessee

  1. Soureya AbboClarksville, TN1376361196
  2. Timothy Adegoke, MDNashville, TN1124523584
  3. Lori Adelson, MDNashville, TN1427176767
  4. Felix Adetunji, MDGoodlettsville, TN1548202195
  5. Saleh Ahmad, MDMurfreesboro, TN1083657027
  6. Faith Aimua, MDJohnson City, TN1538450408
  7. Olayinka Akinwumiju, MDCordova, TN1831115419
  8. Thabit Al-Khateeb, MDJohnson City, TN1811420656
  9. Mohammed Al-Taher, MDBartlett, TN1235107368
  10. James Alexander, M.D.Knoxville, TN1922047141

Common questions

What is David Lloyd Snow, MD's NPI number?

David Lloyd Snow, MD's National Provider Identifier (NPI) is 1821096041, issued on Jul 12, 2005. An NPI identifies a provider in billing; it is not a license.

Where is David Lloyd Snow, MD located?

The NPPES record lists a practice address at 659 Morganton Square Dr, Maryville, TN, 37801. Phone: (865) 984-9933. Providers update this record themselves, so call before visiting.

How can I verify David Lloyd Snow, MD's license?

NPPES lists Tennessee license number MD21006, as entered by the provider. Search the Tennessee Board of Medical Examiners at https://www.tn.gov/health/licensure/me.html. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does David Lloyd Snow, MD prescribe under Medicare Part D?

In 2024, David Lloyd Snow, MD had 4,265 Medicare Part D claims for 277 beneficiaries; the average among psychiatry physician prescribers was 1,000. Part D covers Medicare prescriptions 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. 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.