NPPES file of Aug 9, 2026

Grant M. Slack, MD

Student in an Organized Health Care Education/Training Program · Morgantown, WV

Grant M. Slack, MD is a student in an organized health care education/training program with a practice address in Morgantown, West Virginia, and NPI 1295318335, issued on May 5, 2021. Check the license with the West Virginia 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
1295318335
Name
Grant M. Slack
Credential
MD
Primary taxonomy
Student in an Organized Health Care Education/Training Program 390200000X
Practice location
1 Medical Center Dr, Morgantown, WV 26506
Phone
(304) 598-4800
Enumerated
May 5, 2021
Record last updated
May 5, 2021 (not updated in 5 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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Also registered at 1 Medical Center Dr

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

  1. Mir Ali Abbas Khan, M.D.Anesthesiology Physician1992115653
  2. Amirahwaty AbdullahPulmonary Disease Physician1306221650
  3. Sami Abdulnabi, MDStudent in an Organized Health Care Education/Training Program1508667809
  4. Sara AbdulrazzakStudent in an Organized Health Care Education/Training Program1053114215
  5. Amr AborayaPharmacist1629997473
  6. Hamza Abou Alchamat, M.DPediatric Anesthesiology Physician1457039968

Verify Grant M. Slack in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich West Virginia board licenses this professionCheck 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
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31% fewer Medicare Part D claims than the average student in an organized health care education/training program in 2024

128 Medicare Part D claims for 57 beneficiaries, against an average of 185 among the 59,748 providers of this specialty who prescribed in Part D. 44 claims were for opioids.

  1. Grant Slack128
  2. Specialty average185

Most prescribed

  1. Oxycodone Hcl41 claims
  2. Ondansetron Hcl39 claims
  3. Celecoxib11 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.

Grant M. Slack among 1,912 student in an organized health care education/training program records in West Virginia

Grant M. Slack, MD is one of 1,912 student in an organized health care education/training program records with a practice address in West Virginia. 34% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2021, is newer than 19% of them.

  • NPI issued2021 · 19% of these records are older, 76% newer
  • In a Medicare fileYes · 34% of these records are
  • In the CMS Doctors and Clinicians fileNo · 4% of these records are
  • Record last updated2021 · 20% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 390200000X and a West Virginia practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

731 student in an organized health care education/training program records list a practice address in Morgantown

They are 731 of the 6,074 NPPES records with a practice address in Morgantown, and 1,912 student in an organized health care education/training program records in West Virginia.

The 8 student in an organized health care education/training program records with the nearest ZIP codes

  1. Todd Acheson, M.D.Morgantown, WV 265061619176153
  2. Rayed Almanei, M.D.Morgantown, WV 265061952621989
  3. Mohammed Alnamnakani, M.DMorgantown, WV 265061033356571
  4. Abdulrahman Alshehri, M.D.Morgantown, WV 265061104055250
  5. Shahenda Aly, M.DMorgantown, WV 265061982993747
  6. Patrick Brown, M.D.Morgantown, WV 265061780848044
  7. Yara DaousMorgantown, WV 265061407145618
  8. Syed Fareed, M.D.Morgantown, WV 265061851528400

Common questions

What is Grant M. Slack, MD's NPI number?

Grant M. Slack, MD's National Provider Identifier (NPI) is 1295318335, issued on May 5, 2021. An NPI identifies a provider in billing; it is not a license.

Where is Grant M. Slack, MD located?

The NPPES record lists a practice address at 1 Medical Center Dr, Morgantown, WV, 26506. Phone: (304) 598-4800. Providers update this record themselves, so call before visiting.

How can I verify Grant M. Slack, MD's license?

Search the West Virginia board that licenses this profession; the NPPES record confirms identity only.

How much does Grant M. Slack, MD prescribe under Medicare Part D?

In 2024, Grant M. Slack, MD had 128 Medicare Part D claims for 57 beneficiaries; the average among student in an organized health care education/training program prescribers was 185. 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.