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

Mariann C. Padron Gleich, MD

Individual provider Internal Medicine Physician · NPI 1578721049

Mariann C. Padron Gleich, MD is a Gastroenterology in Leominster, Massachusetts. Qualified in 2004, 22 years ago. Practices with North Worcester Gastroenterology, PC, a 4-clinician group and accepts Medicare assignment. Licensed in Massachusetts.

Years since qualifying
22
Licensed in
MA
In the registry since
2008
Specialties on file
2
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

105 Erdman Way
Leominster, MA 01453
Phone: (978) 466-7800
Fax: (978) 466-9333
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Gastroenterology Physician (primary) Taxonomy 207RG0100X · Licence 241784 (MA)
Internal Medicine Physician Taxonomy 207R00000X · Licence 241784 (MA)

Record details

NPI number1578721049
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedMay 30, 2008
Last updated in NPPESJune 20, 2022
Certification dateJune 20, 2022

Medicare enrollment

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

Medicare specialtyGASTROENTEROLOGY
Also practisesINTERNAL MEDICINE
Medical schoolOTHER
Graduated 2004 (22 years in practice)
Group practice North Worcester Gastroenterology, P.C. — 4 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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