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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. SANDRA MARSHALL MD
NPI 1033171319
Internal Medicine in Baltimore, MD

Active since April 04, 2006PECOS Enrolled
10 N GREENE ST, ROOM 2D116, BALTIMORE, MD 21201(410) 605-7222(410) 605-7912 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Dr. Sandra Marshall Md NPPES

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

DR. SANDRA MARSHALL MD (NPI 1033171319) is an individual internal medicine provider in Baltimore, Maryland, licensed in Maryland (D0035363) and active in the NPI registry since April 2006. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1033171319
Entity TypeIndividualFemale
Primary Taxonomy207R00000X
Provider Legal NameDR. SANDRA MARSHALLCredential: MD
Location Address10 N GREENE ST, ROOM 2D116Baltimore, MD 21201-1524
Mailing Address10 N Greene St, Room 2d116Baltimore, MD 21201-1524 · (410) 605-7222 · Fax (410) 605-7912
Phone(410) 605-7222
Fax(410) 605-7912
Sole ProprietorNo
Enumeration DateApril 4, 2006
Last NPPES UpdateJuly 13, 2026
✔ NPI 1033171319 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 · D0035363
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.
10 N GREENE 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. Sandra Marshall 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
$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.

DR. NICHOLAS SEWELL BENNETT D.D.S.
Dentist
10 N GREENE ST, 2-D-137
BALTIMORE, MD 21201
Baltimore City (410) 605-7056
KIMBERLY SINGLE LMSW
Social Worker
10 N GREENE ST
BALTIMORE, MD 21201
Baltimore City (410) 605-7000
UNIVERSITY OF MARYLAND EMERGENCY MEDICINE ASSOCIATES, PA
Emergency Medicine
10 N GREENE ST
BALTIMORE, MD 21201
Baltimore City (301) 631-8103
MRS. ERIN DAY MAGGART LCSW-C
Social Worker (Clinical)
10 N GREENE ST
BALTIMORE, MD 21201
Baltimore City (410) 590-4140
MR. CHRISTOPHER WILLIAM BUSER LCSW-C
Social Worker (Clinical)
10 N GREENE ST, BT/101/MC
BALTIMORE, MD 21201
Baltimore City (410) 605-7259
PAUL E. RUSKIN M.D.
Psychiatry & Neurology (Psychiatry)
10 N GREENE ST
BALTIMORE, MD 21201
Baltimore City (410) 605-7354
MRS. ROSEMARY ANNE SMITH-LAMACCHIA NP
Nurse Practitioner (Adult Health)
10 N GREENE ST, SURGERY SERVICE 112/S
BALTIMORE, MD 21201
Baltimore City (410) 605-7000
MS. SONYA J MORRIS ICSW
Social Worker (Clinical)
10 N GREENE ST
BALTIMORE, MD 21201
Baltimore City (410) 605-7000

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 Sandra Marshall's NPI number?

The NPI number for Sandra Marshall is 1033171319. It was assigned to this individual provider in the NPPES registry on April 4, 2006.

Where is Sandra Marshall located?

Sandra Marshall practices at 10 N Greene St Room 2d116, Baltimore, MD 21201. The listed phone number is (410) 605-7222.

What is Sandra Marshall's specialty?

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

Is Sandra Marshall enrolled in Medicare?

Yes. Sandra Marshall is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Sandra Marshall was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 41 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.