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STEPHANIE LEIGH ALDEN
NPI 1770164998
Internal Medicine in Baltimore, MD

Active since April 19, 2021PECOS Enrolled
1800 ORLEANS ST, BALTIMORE, MD 21287(410) 955-5000 Get Directions Write a Review

NPPES record last updated: May 12, 2025. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: May 12, 2025, Apr 19, 2021 (2 updates tracked since 2021).

About Stephanie Leigh Alden NPPES

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

STEPHANIE LEIGH ALDEN (NPI 1770164998) is an individual internal medicine provider in Baltimore, Maryland, licensed in Maryland (D0103305) and active in the NPI registry since April 2021. She is enrolled in Medicare PECOS, is affiliated with Johns Hopkins Hospital, The, and is a graduate of Harvard Medical School (2021).

NPPES Registry Identity

NPI1770164998
Entity TypeIndividualFemale
Primary Taxonomy207R00000X
Provider Legal NameSTEPHANIE LEIGH ALDEN
Location Address1800 ORLEANS STBaltimore, MD 21287-0010
Mailing Address6201 Greenleigh AveBaltimore, MD 21220-2004 · (410) 933-6423 · Fax (410) 500-4600
Phone(410) 955-5000
Sole ProprietorNo
Medical School CMSHarvard Medical SchoolGraduated 2021
Enumeration DateApril 19, 2021
Last NPPES UpdateMay 12, 20252 updates tracked since enumeration
NPPES CertifiedMay 12, 2025
✔ NPI 1770164998 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in MD · D0103305
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
1800 ORLEANS ST, Baltimore, MD 21287
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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)

Stephanie Leigh Alden is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID4688073018
PECOS Enrollment IDI20250516000952
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.

Hospital Affiliations CMS Care Compare

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Johns Hopkins Hospital, The

Acute Care Hospitals · Baltimore, MD
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number210009
Location600 North Wolfe StreetBaltimore, MD 21287 · Baltimore City County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 21287 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
$106.59 typical visit price
range $19.60 – $149.17
Typical copayment $26.64 (range $4.90 – $37.29)
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.

KATHRYN ROSENBLATT M.D.
Anesthesiology
1800 ORLEANS ST
BALTIMORE, MD 21287
Baltimore City (410) 955-7461
DR. CARMEL BOGLE M.D.
Pediatrics
1800 ORLEANS ST
BALTIMORE, MD 21287
Baltimore City (443) 287-0526
MIAN MOHAMMAD BILAL KHALID MD
Internal Medicine (Gastroenterology)
1800 ORLEANS ST
BALTIMORE, MD 21287
Baltimore City (410) 955-5000
SPENCER WILSON
Surgery (Trauma Surgery)
1800 ORLEANS ST
BALTIMORE, MD 21287
Baltimore City (410) 933-6423
EVAN FOX
Radiology (Neuroradiology)
1800 ORLEANS ST
BALTIMORE, MD 21287
Baltimore City (410) 955-5000
ADAM ROBERT BUSSELLS
Physician Assistant
1800 ORLEANS ST
BALTIMORE, MD 21287
Baltimore City (410) 955-5000
DR. SARAH WALSER MD
Student in an Organized Health Care Education/Training Program
1800 ORLEANS ST
BALTIMORE, MD 21287
Baltimore City (484) 883-6433
LYNN DESROSIERS FNP-C
Nurse Practitioner (Family)
1800 ORLEANS ST
BALTIMORE, MD 21287
Baltimore City (410) 955-2800

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 Stephanie Alden's NPI number?

The NPI number for Stephanie Alden is 1770164998. It was assigned to this individual provider in the NPPES registry on April 19, 2021.

Where is Stephanie Alden located?

Stephanie Alden practices at 1800 Orleans St, Baltimore, MD 21287. The listed phone number is (410) 955-5000.

What is Stephanie Alden's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Stephanie Alden enrolled in Medicare?

Yes. Stephanie Alden is registered in the Medicare PECOS enrollment system.

Is Stephanie Alden affiliated with any hospitals?

According to CMS data, Stephanie Alden is affiliated with Johns Hopkins Hospital, The.

When was this NPI record last updated?

The NPPES record for Stephanie Alden was last updated on May 12, 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.