MRS. KAREN JAFFE LEFLER CRNP
NPI 1912026626
Nurse Practitioner - Family in College Park, MD

Active since March 27, 2007Opted out of Medicare · through Jul 1, 2028
UNIVERSITY OF MARYLAND HEALTH CTR, CAMPUS DRIVE BLDG 140, COLLEGE PARK, MD 20742(301) 314-8198(301) 314-3596 Get Directions Write a Review

NPPES record last updated: July 8, 2007. Verified against the NPPES registry weekly; last sync: September 20, 2026.

About Mrs. Karen Jaffe Lefler Crnp NPPES

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

MRS. KAREN JAFFE LEFLER CRNP (NPI 1912026626) is an individual family provider in College Park, Maryland, licensed in Maryland (R056833) and active in the NPI registry since March 2007. She has opted out of Medicare through July 1, 2028 and remains eligible to order and refer.

NPPES Registry Identity

NPI1912026626
Entity TypeIndividualFemale
Primary Taxonomy363LF0000X
Provider Legal NameMRS. KAREN JAFFE LEFLERCredential: CRNP
Location AddressUNIVERSITY OF MARYLAND HEALTH CTR, CAMPUS DRIVE BLDG 140College Park, MD 20742-0001
Mailing Address2721 Woodedge RdSilver Spring, MD 20906-5329 · (301) 946-9227
Fax(301) 314-3596
Sole ProprietorNo
Enumeration DateMarch 27, 2007
Last NPPES UpdateJuly 8, 2007
✔ NPI 1912026626 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse Practitioner · FamilyPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LF0000X
License✔ Licensed in MD · R056833
UNIVERSITY OF MARYLAND HEALTH CTR, College Park, MD 20742

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

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Opted out of Medicare

Mrs. Karen Jaffe Lefler Crnp has filed a Medicare opt-out affidavit. Services are provided under private contract between the provider and the patient, and are not billed to or reimbursed by Medicare. The opt-out is on file from July 1, 2016 through July 1, 2028.

Opt-Out Effective DateJuly 1, 2016
Opt-Out In Effect ThroughJuly 1, 2028Opt-out affidavits renew automatically every two years unless cancelled
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesAn opted-out provider can still order and refer for Medicare patients in the categories marked above, even though their own services are not covered.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 20742 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
$100.31 typical visit price
range $65.18 – $194.86
Typical copayment $25.07 (range $16.29 – $48.71)
Most-billed visit code 99203
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 6

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

Clinical Nurse Specialist (Community Health/Public Health)
UNIVERSITY OF MARYLAND HEALTH CTR, BUILDING 140, CAMPUS DRIVE
COLLEGE PARK, MD 20742
Registered Nurse (College Health)
UNIVERSITY OF MARYLAND HEALTH CTR, 140 CAMPUS DRIVE
COLLEGE PARK, MD 20742
Family Medicine
UNIVERSITY OF MARYLAND HEALTH CTR, 140 CAMPUS DRIVE
COLLEGE PARK, MD 20742
Internal Medicine
UNIVERSITY OF MARYLAND HEALTH CTR, 140 CAMPUS DR.
COLLEGE PARK, MD 20742
Nurse Practitioner (Family)
UNIVERSITY OF MARYLAND HEALTH CTR, BLDG 140 CAMPUS DR
COLLEGE PARK, MD 20742
Registered Nurse (College Health)
UNIVERSITY OF MARYLAND HEALTH CTR, 140 CAMPUS DRIVE
COLLEGE PARK, MD 20742

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 Lefler's NPI number?

The NPI number for Karen Lefler is 1912026626. It was assigned to this individual provider in the NPPES registry on March 27, 2007.

Where is Karen Lefler located?

Karen Lefler practices at University Of Maryland Health Ctr Campus Drive Bldg 140, College Park, MD 20742. The listed phone number is (301) 314-8198.

What is Karen Lefler's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.

Is Karen Lefler enrolled in Medicare?

No. Karen Lefler has opted out of Medicare through July 1, 2028. Care is provided under private contracts, and Medicare does not pay for services furnished by providers who have opted out. The provider remains eligible to order and refer services for Medicare patients.

When was this NPI record last updated?

The NPPES record for Karen Lefler was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.