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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

DR. LILJA S. STEFANSSON MD
NPI 1083934541
Obstetrics & Gynecology in Baltimore, MD

Active since June 08, 2010PECOS Enrolled
330 N HOWARD ST, BALTIMORE, MD 21201(410) 576-1414 Get Directions Write a Review

NPPES record last updated: June 22, 2026. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Mar 10, 2023, Feb 26, 2021, Jan 4, 2017 and 1 more (4 updates tracked since 2016).

About Dr. Lilja S. Stefansson Md NPPES

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

DR. LILJA S. STEFANSSON MD (NPI 1083934541) is an individual obstetrics & gynecology provider in Baltimore, Maryland, licensed in Maryland (D0096508) and active in the NPI registry since June 2010. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1083934541
Entity TypeIndividualFemale
Primary Taxonomy207V00000X
Provider Legal NameDR. LILJA S. STEFANSSONCredential: MD
Location Address330 N HOWARD STBaltimore, MD 21201-3610
Mailing Address330 N Howard StBaltimore, MD 21201-3610 · (410) 576-1414
Phone(410) 576-1414
Sole ProprietorNo
Enumeration DateJune 8, 2010
Last NPPES UpdateJune 22, 20264 updates tracked since enumeration
NPPES CertifiedJune 22, 2026
✔ NPI 1083934541 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyObstetrics & GynecologyAllopathic & Osteopathic Physicians
Taxonomy Code207V00000X
Licenses✔ Licensed in MD · D0096508✔ Licensed in MA · 267701
Definition
An obstetrician/gynecologist possesses special knowledge, skills and professional capability in the medical and surgical care of the female reproductive system and associated disorders. This physician serves as a consultant to other physicians and as a primary physician for women.
Also ListedStudent in an Organized Health Care Education/Training ProgramTaxonomy 390200000X · License 0116022299 (VA)
330 N HOWARD ST, Baltimore, MD 21201
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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)

Dr. Lilja S. Stefansson 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 21201 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
$139.05 typical visit price
range $60.73 – $183.44
Typical copayment $34.76 (range $15.18 – $45.86)
Most-billed visit code 99204
Established Patient
$75.47 typical visit price
range $19.60 – $149.17
Typical copayment $18.86 (range $4.90 – $37.29)
Most-billed visit code 99213
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.

MISS ELIZABETH UNIQUE MORRIS MSN, WHNP-BC
Nurse Practitioner (Women's Health)
330 N HOWARD ST
BALTIMORE, MD 21201
Baltimore City (410) 576-1414
JULIA BLUESTONE CNM
Advanced Practice Midwife
330 N HOWARD ST
BALTIMORE, MD 21201
Baltimore City (410) 576-2130
MS. MARGARET CLAIRE MCMANUS M.S.
Nurse Practitioner (Family)
330 N HOWARD ST
BALTIMORE, MD 21201
Baltimore City (410) 576-2147
MRS. KARA HICKEY CNM
Advanced Practice Midwife
330 N HOWARD ST, SUITE 200
BALTIMORE, MD 21201
Baltimore City (301) 332-4968
DANIELLE DACOSTA RN
Registered Nurse (General Practice)
330 N HOWARD ST
BALTIMORE, MD 21201
Baltimore City (410) 576-1414
SHERYL JAMES BSN,RN
Registered Nurse
330 N HOWARD ST
BALTIMORE, MD 21201
Baltimore City (410) 576-1414
KATHRYN ANN MUNSON CRNP
Nurse Practitioner
330 N HOWARD ST
BALTIMORE, MD 21201
Baltimore City (410) 576-2173
PLANNED PARENTHOOD OF MARYLAND, INC.
Clinic/Center (Ambulatory Family Planning Facility)
330 N HOWARD ST
BALTIMORE, MD 21201
Baltimore City (410) 576-1400

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 Lilja Stefansson's NPI number?

The NPI number for Lilja Stefansson is 1083934541. It was assigned to this individual provider in the NPPES registry on June 8, 2010.

Where is Lilja Stefansson located?

Lilja Stefansson practices at 330 N Howard St, Baltimore, MD 21201. The listed phone number is (410) 576-1414.

What is Lilja Stefansson's specialty?

The primary specialty registered for this NPI is Obstetrics & Gynecology with taxonomy code 207V00000X.

Is Lilja Stefansson enrolled in Medicare?

Yes. Lilja Stefansson is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Lilja Stefansson was last updated on June 22, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 53 days 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.