NPPES file of Aug 9, 2026

Isaac McCool

Hematology (Pathology) Physician · Bethesda, MD

Isaac McCool is a hematology (pathology) physician with a practice address in Bethesda, Maryland, and NPI 1528564200, issued on Apr 2, 2018. Check the license on the Maryland Board of Physicians; the federal record below is the public data PlainDoctor holds for this provider.

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

NPPES recordNPPES file of Aug 9, 2026
1528564200
Name
Isaac McCool
Primary taxonomy
Hematology (Pathology) Physician 207ZH0000X
License number
0101268657 VA
Self-reported in NPPES; status is on the state search
Practice location
8901 Wisconsin Avenue, Bethesda, MD 20889
Phone
(301) 295-4000
Enumerated
Apr 2, 2018
Record last updated
Jun 17, 2025
Medicare enrollment
Enrolled (PECOS I20260604004248); may accept Medicare assignment
Medical or professional school
Uniformed Services Uhs Fe Hebert School Of Med, 2018
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 hematology (pathology) physician records → All 15 in Maryland → Look up another NPI →

Also registered at 8901 Wisconsin Avenue

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

  1. Marie Austin, CRNPAdult Health Nurse Practitioner1942392923
  2. Brucinda Beach, LCSWClinical Social Worker1669452868
  3. Robert Beer, M.D.Orthopaedic Surgery Physician1821061813
  4. Jeffrey Blair, M.D.Internal Medicine Physician1184625378
  5. Paul Brady, M.D., M.P.H.Public Health & General Preventive Medicine Physician1972577062
  6. Suyoung Chang, M.D.Allergy & Immunology Physician1609978949

Verify Isaac McCool in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMaryland Board of PhysiciansCheck 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 Maryland license search

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Isaac McCool among 15 hematology (pathology) physician records in Maryland

Isaac McCool is one of 15 hematology (pathology) physician records with a practice address in Maryland. 40% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2018, is newer than 80% of them.

  • NPI issued2018 · 80% of these records are older, 13% newer
  • In a Medicare fileNo · 40% of these records are
  • In the CMS Doctors and Clinicians fileYes · 40% of these records are
  • Record last updated2025 · 53% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207ZH0000X and a Maryland practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Hematology (Pathology) Physician providers in Maryland

There are 15 hematology (pathology) physician records in Maryland. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 15 in Maryland → Every provider in Bethesda → Hematology (Pathology) Physician nationwide →

The 8 hematology (pathology) physician records with the nearest ZIP codes

  1. Armin Jegalian, M.D., PH.D.Bethesda, MD 208921255592929
  2. Irina Maric, MDBethesda, MD 208921265265177
  3. Stefania PittalugaBethesda, MD 208921255980124
  4. Maryalice Stetler-Stevenson, M.D.Bethesda, MD 208921689948192
  5. Hao-Wei Wang, M.D., PH.D.Bethesda, MD 208921164854352
  6. Seyed Sajad Salehi, MDSilver Spring, MD 209101649643891
  7. Victor Nava, M.D. PH.DRockville, MD 208521437253572
  8. Raul Braylan, M.D.Bethesda, MD 208141508893371

Common questions

What is Isaac McCool's NPI number?

Isaac McCool's National Provider Identifier (NPI) is 1528564200, issued on Apr 2, 2018. An NPI identifies a provider in billing; it is not a license.

Where is Isaac McCool located?

The NPPES record lists a practice address at 8901 Wisconsin Avenue, Bethesda, MD, 20889. Phone: (301) 295-4000. Providers update this record themselves, so call before visiting.

How can I verify Isaac McCool's license?

Search the Maryland Board of Physicians at https://www.mbp.state.md.us/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. 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.