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ISAAC MCCOOL
NPI 1528564200
Pathology - Hematology in Bethesda, MD

Active since April 02, 2018PECOS Enrolled
8901 WISCONSIN AVENUE, BETHESDA, MD 20889(301) 295-4000 Get Directions Write a Review

NPPES record last updated: June 17, 2025. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: Jun 17, 2025, Sep 1, 2023 (2 updates tracked since 2023).

About Isaac Mccool NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

ISAAC MCCOOL (NPI 1528564200) is an individual hematology provider in Bethesda, Maryland, licensed in Virginia (0101268657) and active in the NPI registry since April 2018. He is enrolled in Medicare PECOS and is a graduate of Uniformed Services Uhs Fe Hebert School Of Med (2018).

NPPES Registry Identity

NPI1528564200
Entity TypeIndividualMale
Primary Taxonomy207ZH0000X
Provider Legal NameISAAC MCCOOL
Location Address8901 WISCONSIN AVENUEBethesda, MD 20889-5095
Mailing Address8901 Wisconsin AveBethesda, MD 20889-5095 · (301) 295-4000
Phone(301) 295-4000
Sole ProprietorYes
Medical School CMSUniformed Services Uhs Fe Hebert School Of MedGraduated 2018
Enumeration DateApril 2, 2018
Last NPPES UpdateJune 17, 20252 updates tracked since enumeration
NPPES CertifiedJune 17, 2025
✔ NPI 1528564200 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyPathology · HematologyAllopathic & Osteopathic Physicians
Taxonomy Code207ZH0000X
License✔ Licensed in VA · 0101268657
Definition
A hematopathologist is expert in diseases that affect blood cells, blood clotting mechanisms, bone marrow and lymph nodes. This physician has the knowledge and technical skills essential for the laboratory diagnosis of anemias, leukemias, lymphomas, bleeding disorders and blood clotting disorders.
Also ListedPathology · Anatomic Pathology & Clinical PathologyTaxonomy 207ZP0102X · License 0101268657 (VA)
8901 WISCONSIN AVENUE, Bethesda, MD 20889
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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Isaac Mccool is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID8426529256
PECOS Enrollment IDI20260604004248
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 20889 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$147.85 typical visit price
range $65.18 – $194.86
Typical copayment $36.96 (range $16.29 – $48.71)
Most-billed visit code 99204
Established Patient
$113.72 typical visit price
range $21.40 – $158.88
Typical copayment $28.43 (range $5.35 – $39.72)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

TONYA M CONLEY MD
General Practice
8901 WISCONSIN AVENUE, WALTER REED NATIONAL MILITARY MEDICAL CENTER
BETHESDA, MD 20889
Montgomery County (301) 295-4600
ERIC SILVESTRE SUAREZ MD
Pathology (Anatomic Pathology)
8901 WISCONSIN AVENUE, PATHOLOGY DEPT., BUILDING 9
BETHESDA, MD 20889
Montgomery County (301) 319-8216
DR. BRADLEY A. SERWER M.D.
Internal Medicine (Interventional Cardiology)
8901 WISCONSIN AVENUE
BETHESDA, MD 20889
Montgomery County (301) 295-0390
DR. STEVEN HENRY MCILWAIN DPM
Podiatrist (Foot & Ankle Surgery)
8901 WISCONSIN AVENUE
BETHESDA, MD 20889
Montgomery County (301) 295-4295
DR. ROBERT MICHAEL TAFT
Dentist (Prosthodontics)
8901 WISCONSIN AVENUE, BLDG 1, RM 16125
BETHESDA, MD 20889
Montgomery County (301) 319-4509
DR. BRETT JAMES THEELER M.D.
Psychiatry & Neurology (Neurology)
8901 WISCONSIN AVENUE
BETHESDA, MD 20889
Montgomery County (301) 295-4771
DR. DALLIN ROWLEY M.D.
Student in an Organized Health Care Education/Training Program
8901 WISCONSIN AVENUE, WALTER REED NATIONAL MILITARY MEDICAL CENTER
BETHESDA, MD 20889
Montgomery County (301) 295-4503
DR. ALICE JEAN SITHOLE PHARM.D.
Pharmacist
8901 WISCONSIN AVENUE, OUTPATIENT PHARMACY
BETHESDA, MD 20889
Montgomery County (301) 295-2121

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Isaac Mccool's NPI number?

The NPI number for Isaac Mccool is 1528564200. It was assigned to this individual provider in the NPPES registry on April 2, 2018.

Where is Isaac Mccool located?

Isaac Mccool practices at 8901 Wisconsin Avenue, Bethesda, MD 20889. The listed phone number is (301) 295-4000.

What is Isaac Mccool's specialty?

The primary specialty registered for this NPI is Pathology, specializing in Hematology, with taxonomy code 207ZH0000X.

Is Isaac Mccool enrolled in Medicare?

Yes. Isaac Mccool is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Isaac Mccool was last updated on June 17, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.