DR. ELLEN M. STEIN M.D.
NPI 1053521450
Internal Medicine - Gastroenterology in Baltimore, MD

Active since May 23, 2007PECOS EnrolledAccepts Medicare Assignment
600 N WOLFE ST, 1830 BLDG ROOM 429, BALTIMORE, MD 21287(410) 614-6708(410) 614-7631 Get Directions Write a Review

NPPES record last updated: February 19, 2013. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Dr. Ellen M. Stein M.d. NPPES

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

DR. ELLEN M. STEIN M.D. (NPI 1053521450) is an individual gastroenterology provider in Baltimore, Maryland, licensed in Maryland (D70543) and active in the NPI registry since May 2007. She is enrolled in Medicare PECOS, is affiliated with Robert Wood Johnson University Hospital, and is a graduate of George Washington University School Of Medicine (2004).

NPPES Registry Identity

NPI1053521450
Entity TypeIndividualFemale
Primary Taxonomy207RG0100X
Provider Legal NameDR. ELLEN M. STEINCredential: M.D.
Location Address600 N WOLFE ST, 1830 BLDG ROOM 429Baltimore, MD 21287-0005
Mailing AddressPo Box 64264Baltimore, MD 21264-4264
Fax(410) 614-7631
Sole ProprietorNo
Medical School CMSGeorge Washington University School Of MedicineGraduated 2004
Enumeration DateMay 23, 2007
Last NPPES UpdateFebruary 19, 2013
NPI 1053521450 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

Primary SpecialtyInternal Medicine · GastroenterologyAllopathic & Osteopathic Physicians
Taxonomy Code207RG0100X
License Licensed in MD · D70543
Definition
An internist who specializes in diagnosis and treatment of diseases of the digestive organs including the stomach, bowels, liver and gallbladder. This specialist treats conditions such as abdominal pain, ulcers, diarrhea, cancer and jaundice and performs complex diagnostic and therapeutic procedures using endoscopes to visualize internal organs.
Also ListedInternal MedicineTaxonomy 207R00000X · License D70543 (MD), 238350 (NY)
600 N WOLFE ST, Baltimore, MD 21287

Other Identifiers 2

Medicare PIN186299ZAEMMD
Medicaid420201500MD

Accepted Insurance

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

Enrolled in Medicare and accepts Medicare assignment

Dr. Ellen M. Stein M.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID3870618499
PECOS Enrollment IDI20210518000565
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.

Areas of Expertise CMS Part B claims 13

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
98 services76 patients
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 99232
Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.
67 services50 patients
Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
55 services48 patients
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 99222
Initial hospital inpatient care is a service where a healthcare provider spends about 50 minutes per day overseeing your care while you're admitted in the hospital. This includes reviewing your health status, planning your treatment, and ensuring your safety and comfort.
52 services52 patients
Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 43239
This procedure involves using a thin, flexible tube with a light and camera, known as an endoscope, to examine the esophagus, stomach, and upper part of the small intestine. Small tissue samples are taken for further examination to help diagnose various conditions.
42 services42 patients
Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 99231
Follow-up hospital inpatient care is a daily service where a healthcare professional checks on your health progress during your hospital stay. Each session typically lasts 15 minutes, involving updates on your condition and adjustments to your treatment plan, if necessary.
42 services33 patients

Hospital Affiliations CMS Care Compare 2

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

Robert Wood Johnson University Hospital

Acute Care Hospitals · New Brunswick, NJ
2/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number310038
LocationOne Robert Wood Johnson PlaceNew Brunswick, NJ 08901 · Middlesex County
Emergency services Birthing friendly

Robert Wood Johnson University Hospital - Somerset

Acute Care Hospitals · Somerville, NJ
1/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number310048
Location110 Rehill AveSomerville, NJ 08876 · Somerset 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.

Physician Assistant (Medical)
600 N WOLFE ST, NELSON 2-133
BALTIMORE, MD 21287
Physician Assistant
600 N WOLFE ST, MARBURG B-186
BALTIMORE, MD 21287
Pathology (Anatomic Pathology & Clinical Pathology)
600 N WOLFE ST
BALTIMORE, MD 21287
Dental Hygienist
600 N WOLFE ST, BLALOCK 266
BALTIMORE, MD 21287
Nurse Practitioner (Acute Care)
600 N WOLFE ST
BALTIMORE, MD 21287
Internal Medicine (Medical Oncology)
600 N WOLFE ST
BALTIMORE, MD 21287
Psychiatry & Neurology (Psychiatry)
600 N WOLFE ST
BALTIMORE, MD 21287
Student in an Organized Health Care Education/Training Program
600 N WOLFE ST
BALTIMORE, MD 21287

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 Ellen Stein's NPI number?

The NPI number for Ellen Stein is 1053521450. It was assigned to this individual provider in the NPPES registry on May 23, 2007.

Where is Ellen Stein located?

Ellen Stein practices at 600 N Wolfe St 1830 Bldg Room 429, Baltimore, MD 21287. The listed phone number is (410) 614-6708.

What is Ellen Stein's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Gastroenterology, with taxonomy code 207RG0100X.

Is Ellen Stein enrolled in Medicare?

Yes. Ellen Stein is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

What insurance does Ellen Stein accept?

Health plans from Ambetter Health and Ambetter Health of Delaware list Ellen Stein as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

Is Ellen Stein affiliated with any hospitals?

According to CMS data, Ellen Stein is affiliated with Robert Wood Johnson University Hospital and Robert Wood Johnson University Hospital - Somerset.

When was this NPI record last updated?

The NPPES record for Ellen Stein was last updated on February 19, 2013. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 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.