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MARIANN C. PADRON GLEICH M.D.
NPI 1578721049
Internal Medicine - Gastroenterology in Leominster, MA

Active since May 30, 2008PECOS EnrolledAccepts Medicare Assignment
97.02/100
CMS Quality Rating
105 ERDMAN WAY, LEOMINSTER, MA 01453(978) 466-7800(978) 466-9333 Get Directions Write a Review

NPPES record last updated: June 20, 2022. Verified against the NPPES registry weekly; last sync: November 08, 2026.

About Mariann C. Padron Gleich M.d. NPPES

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

MARIANN C. PADRON GLEICH M.D. (NPI 1578721049) is an individual gastroenterology provider in Leominster, Massachusetts, licensed in Massachusetts (241784) and active in the NPI registry since May 2008. She is enrolled in Medicare PECOS, is affiliated with Umass Memorial Healthalliance Hospitals, and is a graduate of Other (2004).

NPPES Registry Identity

NPI1578721049
Entity TypeIndividualFemale
Primary Taxonomy207RG0100X
Provider Legal NameMARIANN C. PADRON GLEICHCredential: M.D.
Location Address105 ERDMAN WAYLeominster, MA 01453
Mailing Address105 Erdman WayLeominster, MA 01453 · (978) 466-7800 · Fax (978) 466-9333
Phone(978) 466-7800
Fax(978) 466-9333
Sole ProprietorNo
Medical School CMSOtherGraduated 2004
Enumeration DateMay 30, 2008
Last NPPES UpdateJune 20, 2022
NPPES CertifiedJune 20, 2022
✔ NPI 1578721049 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 MA · 241784
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 241784 (MA)
105 ERDMAN WAY, Leominster, MA 01453
Open in Google Maps ↗

Other Names 1

Other Name (5)Mariann Coromoto Padron Gleich

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Anthem Blue Cross and Blue Shield.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Mariann C. Padron Gleich 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 ID2466586557
PECOS Enrollment IDI20100811000379
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.

Medicare Billing Reassignment

Medicare enrollment records show Mariann Padron Gleich reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

North Worcester Gastroenterology, P.C.
Same address
Gastroenterology
105 ERDMAN WAY
Leominster, MA 01453
  • Reassigned Medicare billing, Massachusetts enrollment
  • 7 clinicians in this Medicare group
NPI 1245567049 (978) 466-7800

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Areas of Expertise CMS Part B claims 11

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.

New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204
This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.
132 services132 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.
127 services118 patients
New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more 99203
This service involves an initial office or outpatient visit for a new patient. The healthcare professional will spend 30-44 minutes understanding your health history, current issues, and discussing possible treatment plans. It's a comprehensive evaluation to start your healthcare journey.
121 services121 patients
Biopsy of large bowel using a flexible endoscope 45380
A biopsy of the large bowel using a flexible endoscope is a procedure where a thin, flexible tube with a camera is inserted through the rectum to examine the bowel. If abnormal tissue is found, a small sample is taken for further examination. This helps in diagnosing conditions like inflammation, polyps, or cancer.
107 services104 patients
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.
106 services91 patients
Removal of polyps or growths of large bowel using an endoscope with mechanical snare 45385
This procedure involves using a thin, flexible tube called an endoscope to examine the large bowel. If any abnormal growths or polyps are found, a tool called a mechanical snare is used to remove them. This is a common method to prevent potential health issues.
91 services90 patients

Hospital Affiliations CMS Care Compare 2

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

Umass Memorial Healthalliance Hospitals

Acute Care Hospitals · Leominster, MA
2/5 CMS rating
OwnershipVoluntary non-profit - Other
CMS Certification Number220001
Location60 Hospital RoadLeominster, MA 01453 · Worcester County
Emergency services

Umass Memorial Medical Center/University Campus

Acute Care Hospitals · Worcester, MA
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number220163
Location55 Lake Avenue NorthWorcester, MA 01655 · Worcester County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 01453 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
$134.47 typical visit price
range $58.86 – $177.36
Typical copayment $33.61 (range $14.71 – $44.34)
Most-billed visit code 99204
Established Patient
$103.48 typical visit price
range $19.11 – $144.84
Typical copayment $25.87 (range $4.77 – $36.21)
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.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

97.02/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored through an Alternative Payment Model
Quality78.09
Promoting Interoperability100
Improvement Activities40

Other Providers at the Same Location NPPES 15

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

DR. MIN SOO SONG MD.,CM
Internal Medicine (Gastroenterology)
105 ERDMAN WAY
LEOMINSTER, MA 01453
Worcester County (978) 466-7800
CENTRAL MASSACHUSETTS AMBULATORY ENDOSCOPY CENTER LLC
Clinic/Center (Ambulatory Surgical)
105 ERDMAN WAY
LEOMINSTER, MA 01453
Worcester County (978) 840-6767
ELLIOT J FEINBERG MD
Internal Medicine (Gastroenterology)
105 ERDMAN WAY
LEOMINSTER, MA 01453
Worcester County (978) 537-7552
NORTH WORCESTER GASTROENTEROLOGY, P.C.
Internal Medicine (Gastroenterology)
105 ERDMAN WAY
LEOMINSTER, MA 01453
Worcester County (978) 466-7800
CENTER FOR DIGESTIVE WELLNESS PC
Internal Medicine (Gastroenterology)
105 ERDMAN WAY
LEOMINSTER, MA 01453
Worcester County (978) 537-7552
VERNU VISVALINGAM MD
Internal Medicine (Gastroenterology)
105 ERDMAN WAY
LEOMINSTER, MA 01453
Worcester County (978) 537-7552
DR. WANKIN J YU MD
Internal Medicine (Gastroenterology)
105 ERDMAN WAY
LEOMINSTER, MA 01453
Worcester County (978) 466-7800
MANUCHER FARDI MD
Pathology (Anatomic Pathology)
105 ERDMAN WAY
LEOMINSTER, MA 01453
Worcester County (978) 466-7800

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 Mariann Padron Gleich's NPI number?

The NPI number for Mariann Padron Gleich is 1578721049. It was assigned to this individual provider in the NPPES registry on May 30, 2008. The provider is also known as Mariann Coromoto Padron Gleich.

Where is Mariann Padron Gleich located?

Mariann Padron Gleich practices at 105 Erdman Way, Leominster, MA 01453. The listed phone number is (978) 466-7800.

What is Mariann Padron Gleich's specialty?

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

Is Mariann Padron Gleich enrolled in Medicare?

Yes. Mariann Padron Gleich 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.

Which organization bills Medicare for Mariann Padron Gleich's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Mariann Padron Gleich reassigns Medicare benefits to North Worcester Gastroenterology, P.C. (Leominster, MA). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Mariann Padron Gleich's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Mariann Padron Gleich accept?

Health plans from Anthem Blue Cross and Blue Shield list Mariann Padron Gleich 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 Mariann Padron Gleich affiliated with any hospitals?

According to CMS data, Mariann Padron Gleich is affiliated with Umass Memorial Healthalliance Hospitals and Umass Memorial Medical Center/University Campus.

When was this NPI record last updated?

The NPPES record for Mariann Padron Gleich was last updated on June 20, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.