NPPES file of Aug 9, 2026

David M. McCaskill, FNP-C, ACNP

Nurse Practitioner · Tyler, TX

David M. McCaskill, FNP-C, ACNP is a nurse practitioner with a practice address in Tyler, Texas, and NPI 1558353169, issued on Aug 19, 2005. Check the license (Texas 568154, as entered in NPPES) with the Texas 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
1558353169
Name
David M. McCaskill
Credential
FNP-C, ACNP
Primary taxonomy
Nurse Practitioner 363L00000X
License number
568154 TX
Self-reported in NPPES; status is on the state search
Practice location
800 E Dawson St, Tyler, TX 75701
Phone
(903) 606-6137
Enumerated
Aug 19, 2005
Record last updated
Jul 7, 2023
Medicaid IDs
167104203 TX
167104204 TX
167104201 TX
167104205 TX
Medicare enrollment
Enrolled (PECOS I20040614000582); 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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8 nearest nurse practitioner records → All 4,825 in Texas → Look up another NPI →

Also registered at 800 E Dawson St

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

  1. Enyinnaya Abarikwu, MDInternal Medicine Physician1174788178
  2. Jamil Abbasi, M.D.Critical Care Medicine (Internal Medicine) Physician1033206602
  3. Yousef Abdel-Raziq, MDEmergency Medicine Physician1215432695
  4. Nikhil Acharya, M.DInternal Medicine Physician1780947135
  5. Oladimeji Akiode, MDHospitalist Physician1922078120
  6. Kashif Alauddin, M.D.Internal Medicine Physician1659506509

Verify David M. McCaskill in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Texas board licenses this profession
    Search for license 568154    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 Texas 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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1% fewer Medicare Part D claims than the average nurse practitioner in 2024

1,097 Medicare Part D claims for 228 beneficiaries, against an average of 1,109 among the 54,319 providers of this specialty who prescribed in Part D. Brand-name drugs were 24% of claims.

  1. David McCaskill1,097
  2. Specialty average1,109

Most prescribed

  1. Entresto120 claims
  2. Bumetanide112 claims
  3. Metoprolol Succinate93 claims
  4. Carvedilol83 claims
  5. Spironolactone62 claims
  6. Furosemide59 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: $5,695.02

84 payments; by number, the most common kind was food and beverage; the largest payer was Impulse Dynamics (USA) Inc. The 38,884 providers of this specialty with any payment received $791.64 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. David McCaskill$5,695.02
  2. Specialty average$791.64

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. Christus Trinity ClinicMineola, TX

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

David M. McCaskill among 4,825 nurse practitioner records in Texas

David M. McCaskill, FNP-C, ACNP is one of 4,825 nurse practitioner records with a practice address in Texas. 73% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.

  • NPI issued2005 · 0% of these records are older, 98% newer
  • In a Medicare fileYes · 73% of these records are
  • In the CMS Doctors and Clinicians fileYes · 54% of these records are
  • Graduated2000 · median 2018 among the 2,618 with a school on file
  • Record last updated2023 · 42% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363L00000X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

147 nurse practitioner records list a practice address in Tyler

They are 147 of the 5,531 NPPES records with a practice address in Tyler, and 4,825 nurse practitioner records in Texas.

All 4,825 in Texas → Every provider in Tyler → Nurse Practitioner nationwide →

The 8 nurse practitioner records with the nearest ZIP codes

  1. Christina Barnes, NPTyler, TX 757011558442376
  2. Constance Bentley, APRNTyler, TX 757011447243571
  3. Helen Cassel, RN NPCTyler, TX 757011851406326
  4. Kelly Cox, NPTyler, TX 757011356489264
  5. Ryan Gunn, NURSE PRACTITIONERTyler, TX 757011699940775
  6. Jean Harris, RN, FNP-BCTyler, TX 757011508884198
  7. Patricia Lane, ACNPTyler, TX 757011427055870
  8. Melissa Neal, FNPTyler, TX 757011144239005

Common questions

What is David M. McCaskill, FNP-C, ACNP's NPI number?

David M. McCaskill, FNP-C, ACNP's National Provider Identifier (NPI) is 1558353169, issued on Aug 19, 2005. An NPI identifies a provider in billing; it is not a license.

Where is David M. McCaskill, FNP-C, ACNP located?

The NPPES record lists a practice address at 800 E Dawson St, Tyler, TX, 75701. Phone: (903) 606-6137. Providers update this record themselves, so call before visiting.

How can I verify David M. McCaskill, FNP-C, ACNP's license?

NPPES lists Texas license number 568154, as entered by the provider. Search the Texas board that licenses this profession; the NPPES record confirms identity only.

How much does David M. McCaskill, FNP-C, ACNP prescribe under Medicare Part D?

In 2024, David M. McCaskill, FNP-C, ACNP had 1,097 Medicare Part D claims for 228 beneficiaries; the average among nurse practitioner prescribers was 1,109. 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.

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.