NPPES file of Aug 9, 2026

John-David Sheffield

Psychiatric/Mental Health Nurse Practitioner · Mobile, AL

John-David Sheffield is a psychiatric/mental health nurse practitioner with a practice address in Mobile, Alabama, and NPI 1194199976, issued on Nov 17, 2015. Check the license (Alabama 1-138850, as entered in NPPES) with the Alabama 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 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1194199976
Name
John-David Sheffield
Primary taxonomy
Psychiatric/Mental Health Nurse Practitioner 363LP0808X
License number
1-138850 AL
Self-reported in NPPES; status is on the state search
Practice location
2400 Gordon Smith Dr, Mobile, AL 36617
Phone
(251) 473-4423
Enumerated
Nov 17, 2015
Record last updated
Mar 12, 2016 (not updated in 10 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20160427001484); accepts Medicare assignment
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 2400 Gordon Smith Dr

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

  1. Anna AikensPharmacist1053271783
  2. Molly BakerClinical Social Worker1396152377
  3. Julie Bell, RPHPharmacist1578152906
  4. William Billett, M.DPsychiatry Physician1306848254
  5. Judith Boswell, LCSWClinical Social Worker1508076720
  6. Beverly Bryant, LPCProfessional Counselor1861406951

Verify John-David Sheffield in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Alabama board licenses this profession
    Search for license 1-138850
    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 Alabama 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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6% more Medicare Part D claims than the average psychiatric/mental health nurse practitioner in 2024

960 Medicare Part D claims for 118 beneficiaries, against an average of 906 among the 30,717 providers of this specialty who prescribed in Part D. Brand-name drugs were 2% of claims.

  1. John-David Sheffield960
  2. Specialty average906

Most prescribed

  1. Lorazepam91 claims
  2. Quetiapine Fumarate75 claims
  3. Trazodone Hcl65 claims
  4. Sertraline Hcl57 claims
  5. Mirtazapine55 claims
  6. Aripiprazole48 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.

Bills Medicare through one group practice

  1. Geisinger ClinicMobile, AL

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

John-David Sheffield among 537 psychiatric/mental health nurse practitioner records in Alabama

John-David Sheffield is one of 537 psychiatric/mental health nurse practitioner records with a practice address in Alabama. 64% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2015, is newer than 17% of them.

  • NPI issued2015 · 17% of these records are older, 80% newer
  • In a Medicare fileYes · 64% of these records are
  • In the CMS Doctors and Clinicians fileYes · 50% of these records are
  • Graduated2015 · median 2021 among the 270 with a school on file
  • Record last updated2016 · 28% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LP0808X and a Alabama practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

58 psychiatric/mental health nurse practitioner records list a practice address in Mobile

They are 58 of the 6,309 NPPES records with a practice address in Mobile, and 537 psychiatric/mental health nurse practitioner records in Alabama.

The 8 psychiatric/mental health nurse practitioner records with the nearest ZIP codes

  1. Taiye Ajayi, CRNPMobile, AL 366171750910378
  2. Nolen Brown, PMHNP-BCMobile, AL 366171427997550
  3. Rachel ChapmanMobile, AL 366171033914072
  4. Lauren Cherry, PMHNPMobile, AL 366171568283083
  5. Wannetta Fincher, PHMNPMobile, AL 366171215742846
  6. Michelle Finley, CRNPMobile, AL 366171558198853
  7. John Hayes, CRNPMobile, AL 366171023285228
  8. Mary Lee, CRNPMobile, AL 366171194277244

Common questions

What is John-David Sheffield's NPI number?

John-David Sheffield's National Provider Identifier (NPI) is 1194199976, issued on Nov 17, 2015. An NPI identifies a provider in billing; it is not a license.

Where is John-David Sheffield located?

The NPPES record lists a practice address at 2400 Gordon Smith Dr, Mobile, AL, 36617. Phone: (251) 473-4423. Providers update this record themselves, so call before visiting.

How can I verify John-David Sheffield's license?

NPPES lists Alabama license number 1-138850, as entered by the provider. Search the Alabama board that licenses this profession; the NPPES record confirms identity only.

How much does John-David Sheffield prescribe under Medicare Part D?

In 2024, John-David Sheffield had 960 Medicare Part D claims for 118 beneficiaries; the average among psychiatric/mental health nurse practitioner prescribers was 906. 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.