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Internal Medicine - Infectious Diseases in Baltimore, MD

Browse 197 Internal Medicine - Infectious Disease providers listed in NPPES with a practice address in Baltimore, Maryland.

197 Healthcare Providers

How Baltimore compares with the U.S.

Baltimore has 34 clinicians in Internal Medicine - Infectious Disease per 100,000 residents, 10.7 times the U.S. rate of 3.2.

That is 197 active clinicians in Internal Medicine - Infectious Disease with a practice address in Baltimore, for a population of 573,243.

The Maryland rate is 6.6 per 100,000 residents.

What these numbers mean

Clinicians per 100,000 residents compares places of different sizes. We count active clinicians who list a practice address in the area in the federal NPI registry (NPPES) and divide by the number of people who live there, according to the U.S. Census Bureau. The U.S. rate is the same calculation for the whole country.

A higher number does not mean it is easier to get an appointment, that wait times are shorter, or that care is better. It also does not show how many clinicians are accepting new patients or which insurance plans they take. A lower number does not by itself mean there is a shortage.

City counts use the city name in each clinician's practice address. That postal city can cover a larger or smaller area than the city limits the Census Bureau uses for population, and many clinicians list only one address even if they work in several places. Cities with hospitals or large medical centers often list more specialists than the number of residents alone would suggest, because patients also come from nearby areas.

58% of clinicians in Internal Medicine - Infectious Disease in Baltimore listed in the CMS Medicare file (67 of 116) accept Medicare assignment. That is lower than the Maryland share of 73%.

What is Medicare assignment?

A clinician who accepts Medicare assignment agrees to take the Medicare-approved amount as full payment for services that Original Medicare covers. You usually still pay your deductible and coinsurance. This comes from the CMS Doctors and Clinicians file and applies to Original Medicare only. Medicare Advantage plans have their own provider networks. It does not show whether a clinician is taking new patients.

Some clinicians are listed as "may accept assignment," which means they can decide case by case. Clinicians without an assignment flag, or who are not in the CMS file, are not counted as accepting assignment. That does not mean they refuse Medicare. Ask the office before your visit.

28% of clinicians in Internal Medicine - Infectious Disease in Baltimore listed in the CMS Medicare file (32 of 116) have a CMS telehealth indicator, meaning their recent Medicare claims include telehealth services. That is similar to the Maryland share of 30%.

About the telehealth indicator

The telehealth indicator comes from CMS. It marks clinicians whose recent paid Medicare claims include services delivered by telehealth. It means a clinician has provided some services by telehealth, not that every visit can be done online. A clinician without the indicator may still offer telehealth, for example to patients who are not on Medicare. Ask the office which visits can be done by video or phone.

These figures summarize public federal data. They do not measure quality of care, appointment availability, or whether a clinician accepts your insurance or new patients. Registry addresses can be out of date. Please confirm details directly with the office and your plan. This information is not medical advice.

Prepared by T-MedInfo from NPPES, CMS and U.S. Census Bureau data. Questions or corrections: support@true-medinfo.com ยท Methodology

Sources: Clinician counts and practice addresses: NPPES NPI Registry, Centers for Medicare & Medicaid Services (CMS), data as of August 2026. Medicare assignment and telehealth indicators: CMS Doctors and Clinicians National Downloadable File. Population: U.S. Census Bureau, American Community Survey 2020-2024 5-Year Estimates, Table B01003 (Total Population).

Internal Medicine - Infectious Disease Medicare (PECOS) Enrollment & Ordering Eligibility

Medicare enrollment and order/referring eligibility listed by CMS for Internal Medicine - Infectious Disease practitioners in Baltimore, MD

Source: CMS PECOS
PECOS Enrolled Specialists 142 In Baltimore, MD
Part B Lab & Imaging Eligible 141 Diagnostic Referrals
DME Ordering Eligible 146 Durable Medical Equipment
Home Health Agency Referrals 141 HHA Ordering Eligible
Showing 1โ€“20 of 197 providers
With recent CMS data first, then Aโ€“Z

Dr. Shastine Abate , MD

Internal Medicine - Infectious Disease

Active NPI Status
7004 Security Blvd Ste 101, Baltimore, MD 212442572
Phone: 4102773490
NPI Identifier 1922199405
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Dr. Carla Suzanne Alexander , MD

Internal Medicine - Infectious Disease

Active NPI Status
22 S Greene St, Baltimore, MD 212011544
Phone: 4103285725
NPI Identifier 1134177793
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Dr. Mohamed Al-Ibrahim , MD

Internal Medicine - Infectious Disease

Active NPI Status
827 Linden Ave, Baltimore, MD 212014606
Phone: 4102258000
NPI Identifier 1245334325
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Dr. Shatha Alshanqeeti , MD

Internal Medicine - Infectious Disease

Active NPI Status Accepts Medicare Assignment Telehealth Services Available
22 S Greene St, Baltimore, MD 21201
Phone: 4103288667
NPI Identifier 1467072918
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Dr. Africa Alvarez-Mcleod , MD

Internal Medicine - Infectious Disease

Active NPI Status
1111 N Charles St, Baltimore, MD 212015505
Phone: 4108372050
NPI Identifier 1033116603
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Dr. Anthony Amoroso , MD

Internal Medicine - Infectious Disease

Active NPI Status Accepts Medicare Assignment
22 S Greene St, Baltimore, MD 212011544
Phone: 4107064613
NPI Identifier 1548218001
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Dr. Nida Ashraf , MD

Internal Medicine - Infectious Disease

Active NPI Status Accepts Medicare Assignment Telehealth Services Available
22 S. Greene Street, Baltimore, MD 212011544
Phone: 4103289102
NPI Identifier 1114300860
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Dr. Robin K Avery , MD

Internal Medicine - Infectious Disease

Active NPI Status Telehealth Services Available
600 N Wolfe St, Baltimore, MD 212870005
Phone: 4109558470
NPI Identifier 1740244318
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Dr. Shashwatee Bagchi , MD

Internal Medicine - Infectious Disease

Active NPI Status Accepts Medicare Assignment
22 S Greene St, Baltimore, MD 212011544
Phone: 4103285793
NPI Identifier 1144472895
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Dr. Jonathan D Baghdadi , MD

Internal Medicine - Infectious Disease

Active NPI Status Accepts Medicare Assignment
827 Linden Ave, Baltimore, MD 212014606
Phone: 4102258369
NPI Identifier 1871804443
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Dr. Michelle Lynn Bahrain , DO

Internal Medicine - Infectious Disease

Active NPI Status
9000 Franklin Square Dr Dept Of, Baltimore, MD 212373901
Phone: 4438027620
NPI Identifier 1649235425
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Dr. Theodore C Bailey , MD

Internal Medicine - Infectious Disease

Active NPI Status Accepts Medicare Assignment Telehealth Services Available
6701 N Charles St Ste 5100, Baltimore, MD 212046808
Phone: 4438492327
NPI Identifier 1275785842
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Dr. Chandralekha Banerjee , MD

Internal Medicine - Infectious Disease

Active NPI Status Accepts Medicare Assignment
827 Linden Ave, Suite 3e-F, Baltimore, MD 212014606
Phone: 4102258404
NPI Identifier 1114902210
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Dr. Ashley Helen Barnes , MD

Internal Medicine - Infectious Disease

Active NPI Status Accepts Medicare Assignment Telehealth Services Available
22 S Greene St, Baltimore, MD 212011544
Phone: 4103288667
NPI Identifier 1699266247
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Dr. Richard Albert Berg , MD

Internal Medicine - Infectious Disease

Active NPI Status Accepts Medicare Assignment
2700 Quarry Lake Drive, Suite 260, Baltimore, MD 21209
Phone: 4105852830
NPI Identifier 1700854148
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Dr. Robert Cyril Bollinger , MD

Internal Medicine - Infectious Disease

Active NPI Status
600 N Wolfe St, Baltimore, MD 212870005
Phone: 4109551725
NPI Identifier 1316904915
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Dr. Luciana Lopez Borio , MD

Internal Medicine - Infectious Disease

Active NPI Status
600 N Wolfe St, Baltimore, MD 212870005
Phone: 4109551725
NPI Identifier 1346206570
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Dr. Jacqueline Toby Bork , MD

Internal Medicine - Infectious Disease

Active NPI Status Accepts Medicare Assignment
725 W Lombard St, Baltimore, MD 212011009
Phone: 4107065651
NPI Identifier 1881853539
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Dr. Ulrike Kirsten Buchwald , MD

Internal Medicine - Infectious Disease

Active NPI Status
22 S Greene St, Baltimore, MD 212011544
Phone: 4107064613
NPI Identifier 1497951578
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Dr. Michael Anand Chattergoon , MD, PhD

Internal Medicine - Infectious Disease

Active NPI Status
Moore Clinic Carnegie 346, 600 North Wolfe Street, Baltimore, MD 212870005
Phone: 4109551723
NPI Identifier 1801959390
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Frequently Asked Questions about Internal Medicine - Infectious Disease in Baltimore

How do I check a Internal Medicine - Infectious Disease practitioner's license?

Each practitioner profile shows the NUCC taxonomy code and any state license number the practitioner reported to NPPES, plus a link to the Maryland licensing board lookup. NPPES entries are self-reported; current license status is published only by the state board.

Why is a practitioner missing from this list?

This list shows NPI records that are active in NPPES. A deactivated NPI keeps its profile with the deactivation date and practice history; find it with the site search by name or NPI number.