Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
NPIDirectory

Dr. Raymond Phillip Weiss, MD

Individual provider Internal Medicine Physician · NPI 1528005634

Dr. Raymond Phillip Weiss, MD is an Internal Medicine in Chicago Ridge, Illinois. Graduated from Chicago Homeopathic Medical College in 1984, 42 years ago. Practices with Merrionette Park Physicians Group SC, a 2-clinician group and accepts Medicare assignment. Licensed in Illinois.

Years since qualifying
42
Trained at
Chicago Homeopathic Medical College
Licensed in
IL
In the registry since
2006
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

9830 Ridgeland Ave Ste 7
Chicago Ridge, IL 60415-2668
Phone: (708) 422-6800
Fax: (708) 422-6888
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 036070965 (IL)

Record details

NPI number1528005634
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMay 31, 2006
Last updated in NPPESJanuary 11, 2012

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyINTERNAL MEDICINE
Also practisesRHEUMATOLOGY
Medical schoolCHICAGO HOMEOPATHIC MEDICAL COLLEGE
Graduated 1984 (42 years in practice)
Group practice Merrionette Park Physicians Group Sc — 2 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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