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KAREN GRACE ZEMAN MD
NPI 1518195965
Internal Medicine - Hematology & Oncology in Bethesda, MD

Active since June 24, 2009PECOS Enrolled
NATIONAL NAVAL MEDICAL CTR, 8901 ROCKVILLE PIKE, BETHESDA, MD 20889(301) 319-4790 Get Directions Write a Review

NPPES record last updated: February 15, 2024. Verified against the NPPES registry weekly; last sync: October 04, 2026.

About Karen Grace Zeman Md NPPES

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

KAREN GRACE ZEMAN MD (NPI 1518195965) is an individual hematology & oncology provider in Bethesda, Maryland, licensed in Virginia (0101248000) and active in the NPI registry since June 2009. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1518195965
Entity TypeIndividualFemale
Primary Taxonomy207RH0003X
Provider Legal NameKAREN GRACE ZEMANCredential: MD
Location AddressNATIONAL NAVAL MEDICAL CTR, 8901 ROCKVILLE PIKEBethesda, MD 20889-5600
Mailing AddressGeneral Internal Medicine Service, 8901 Wisconsin AvenueBethesda, MD 20889-5600 · (202) 549-3038
Phone(301) 319-4790
Sole ProprietorYes
Enumeration DateJune 24, 2009
Last NPPES UpdateFebruary 15, 2024
NPPES CertifiedFebruary 15, 2024
✔ NPI 1518195965 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Hematology & OncologyAllopathic & Osteopathic Physicians
Taxonomy Code207RH0003X
License✔ Licensed in VA · 0101248000
Definition
An internist doctor of osteopathy that specializes in the treatment of the combination of hematology and oncology disorders. A doctor of osteopathy that is board eligible/certified by the American Osteopathic Board of Internal Medicine WAS able to obtain a Certificate of Special Qualifications in the field of Hematology and Oncology. The Certificate is NO longer offered.
NATIONAL NAVAL MEDICAL CTR, 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)

Karen Grace Zeman Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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
$194.86 typical visit price
range $65.18 – $194.86
Typical copayment $48.71 (range $16.29 – $48.71)
Most-billed visit code 99205
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.

DR. ERIC J MIANO M.D.
Anesthesiology
NATIONAL NAVAL MEDICAL CTR, 8901 WISCONSIN AVENUE
BETHESDA, MD 20889
Montgomery County (301) 295-4455
DAVID RAY TRIBBLE M.D.
Internal Medicine (Infectious Disease)
NATIONAL NAVAL MEDICAL CTR, 8901 WISCONSIN AVENUE
BETHESDA, MD 20889
Montgomery County (301) 295-1422
DR. JOHN ROBERT MASCOLA M.D.
Specialist
NATIONAL NAVAL MEDICAL CTR, 8901 ROCKVILLE PIKE
BETHESDA, MD 20889
Montgomery County (301) 295-4611
MS. BARBARA R. ECKMAN LCSW
Social Worker (Clinical)
NATIONAL NAVAL MEDICAL CTR, 8901 WISCONSIN AVE.
BETHESDA, MD 20889
Montgomery County (301) 295-0576
DR. FELICIA LOUISE COLLINS MD, MPH
Pediatrics
NATIONAL NAVAL MEDICAL CTR, 8901 WISCONSIN AVENUE
BETHESDA, MD 20889
Montgomery County (301) 295-6168
DR. KATHRYN TIERNEY LINDSEY PH.D.
Psychologist (Clinical)
NATIONAL NAVAL MEDICAL CTR, 8901 WISCONSIN AVE.
BETHESDA, MD 20889
Montgomery County (301) 319-8945
MR. WILBUR HENRY STAFFORD IDC
Military Health Care Provider (Independent Duty Corpsman)
NATIONAL NAVAL MEDICAL CTR, 8901 ROCKVILLE PIKE
BETHESDA, MD 20889
Montgomery County (301) 319-8704
DR. ILDY MARGARET KATONA M.D.
Pediatrics (Pediatric Rheumatology)
NATIONAL NAVAL MEDICAL CTR, PEDIATRICS
BETHESDA, MD 20889
Montgomery County (301) 295-4000

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 Karen Zeman's NPI number?

The NPI number for Karen Zeman is 1518195965. It was assigned to this individual provider in the NPPES registry on June 24, 2009.

Where is Karen Zeman located?

Karen Zeman practices at National Naval Medical Ctr 8901 Rockville Pike, Bethesda, MD 20889. The listed phone number is (301) 319-4790.

What is Karen Zeman's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Hematology & Oncology, with taxonomy code 207RH0003X.

Is Karen Zeman enrolled in Medicare?

Yes. Karen Zeman is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Karen Zeman was last updated on February 15, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 years 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.