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5.0(4 reviews)
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Marissa A. Blum, MD, MS
Internal Medicine Physician - Rheumatology

Biography

Marissa A. Blum, MD, MS is a Internal Medicine Physician - Rheumatology practicing in Philadelphia, PA

She has not yet shared a personalized biography with Doctor.com.

Featured Review See More Reviews

Dr Blum pays attention, seeks remedies and is kind. She is an extraordinary physician .…

Anonymous

Summary

Provider Training

UniversityDegreeFocusGraduated
Johns Hopkins University School of MedicineDoctorateOther2004

InstitutionFocusYear
Residency - Johns Hopkins University School of MedicineOther2007
Fellowship - Hospital of the University of PennsylvaniaOther2010

Specialties

Languages Spoken
English
Medical Specialties
  • Internal Medicine Physician - Sub-Specialty: Rheumatology

Accepts New Patients: Yes

Payment Options

Payment Details

Reviews

Average Rating: 5.0
Number of Reviews: 4
Most Recent Review: 06/15/2026
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Office & Staff Evaluation Not rated

Ease of Getting an Appointment Not rated
Courtesy of Practice Staff Not rated
Office Appearance & Atmosphere Not rated
Handling of Billing Matters Not rated
Average Wait Time Not Rated

Provider Evaluation 5.0

Listening Skills 5.0
Clear Explanations 5.0
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Verified Patient

“Dr Blum pays attention, seeks re...”

Dr Blum pays attention, seeks remedies and is kind. She is an extraordinary physician .

Anonymous 06/15/2026
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Verified Patient

“All good....”

All good.

Anonymous 10/21/2025
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Verified Patient

“Dr. Blum really listens to what ...”

Dr. Blum really listens to what I say. I always feel heard

Anonymous 04/20/2026
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Verified Patient

“Dr. Blum has always been very at...”

Dr. Blum has always been very attentive and answer all my questions and any concerns I might have.

Anonymous 07/27/2025

Locations

Affiliated Practices

Practice Colleagues

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Lawrence H. Brent, MD   -   Internal Medicine Physician
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Audrey Uknis, MD   -   Internal Medicine Physician
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Arundathi Jayatilleke, MD   -   Internal Medicine Physician
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Enid Sun, MD, MPH   -   Internal Medicine Physician
0 reviews
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Jessamyn Melnicoff, CRNP   -   Nurse Practitioner
0 reviews
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Terrence Kilfoil, DO   -   General Practitioner, Internal Medicine Physician
0 reviews
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Steven N. Berney, MD   -   Internal Medicine Physician
0 reviews
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Philip L. Cohen, MD   -   Internal Medicine Physician
0 reviews
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Jorge Rosario Vega, MD   -   Internal Medicine Physician
0 reviews
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Procedures & Services

Procedures & Treatments Offered

    Commonly Prescribed Medications

    Marissa A. Blum, MD, MS has not yet listed the medications that she commonly prescribes.

    Accepted Insurance

    Accepted Insurance

    Marissa A. Blum, MD, MS has not yet specified the insurance plans she accepts.