Mariann Padron Gleich, M.D.
NPI 1578721049 · Gastroenterology Physician · Leominster, MA
Enrolled with Medicare as Practitioner - Gastroenterology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mariann Padron Gleich, M.D. is a Gastroenterology Physician provider in Leominster, MA (NPI 1578721049).
Provider details
- NPI number
- 1578721049
- Entity type
- Individual
- Primary specialty
- Gastroenterology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- 241784 (MA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
18 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
820 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 132 | $167 |
| Biopsy of Esophagus, Stomach, And/Or Upper Small Bowel Using a Flexible Endoscope43239 | 127 | $103 |
| New Patient Office Or Other Outpatient Visit With Low Level of Medical Decision Making, If Using Time, 30 Minutes Or More99203 | 121 | $113 |
| Biopsy of Large Bowel Using a Flexible Endoscope45380 | 107 | $105 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 106 | $130 |
| Removal of Polyps Or Growths of Large Bowel Using an Endoscope With Mechanical Snare |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 12 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Omeprazole | 233 | 83 |
| Pantoprazole Sodium | 105 | 37 |
| Sucralfate | 41 | 22 |
| Cholestyramine (with Sugar)brand: Cholestyramine | 34 | 12 |
| Famotidine | 34 | — |
| Mesalamine | 29 | — |
| Lubiprostone | 17 | — |
| Mesalamine |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,820 across 84 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2008-05-30
- Last updated
- 2022-06-20
- Certified
- 2022-06-20
Frequently asked questions
- What is Mariann Padron Gleich's NPI number?
- Mariann Padron Gleich's National Provider Identifier (NPI) is 1578721049, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mariann Padron Gleich's specialty?
- Mariann Padron Gleich is listed in the NPPES registry with a primary specialty of Gastroenterology Physician (Allopathic & Osteopathic Physicians).
- Where is Mariann Padron Gleich located?
- Mariann Padron Gleich's practice location on file with NPPES is 105 Erdman Way, Leominster, MA 01453.
- What is Mariann Padron Gleich's phone number?
- The practice phone number listed in the NPPES registry for Mariann Padron Gleich is (978) 466-7800.
- Does Mariann Padron Gleich accept Medicare?
- Mariann Padron Gleich is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mariann Padron Gleich's NPI active?
- Yes — Mariann Padron Gleich's NPI (1578721049) is active in the NPPES registry as of the last update on 2022-06-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.