Maria Lonshteyn
NPI 1720247653 · Gastroenterology Physician · Beverly, MA
Enrolled with Medicare as Practitioner - Gastroenterology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Maria Lonshteyn is a Gastroenterology Physician provider in Beverly, MA (NPI 1720247653).
Provider details
- NPI number
- 1720247653
- Entity type
- Individual
- Primary specialty
- Gastroenterology PhysicianAllopathic & Osteopathic Physicians
- Sex
- Female
- Sole proprietor
- No
- License
- 248245 (MA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
18 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
3 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
528 Medicare services, 2024 (ranked within specialty)
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 methodology.
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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 133 | $130 |
| Biopsy of Esophagus, Stomach, And/Or Upper Small Bowel Using a Flexible Endoscope43239 | 105 | $105 |
| Removal of Polyps Or Growths of Large Bowel Using an Endoscope With Mechanical Snare45385 | 93 | $243 |
| Biopsy of Large Bowel Using a Flexible Endoscope45380 | 65 | $73 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 51 | $77 |
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 18 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Omeprazole | 167 | 58 |
| Pantoprazole Sodium | 63 | 25 |
| Sucralfate | 51 | 19 |
| Linaclotidebrand: Linzess | 46 | — |
| Dicyclomine Hcl | 43 | 18 |
| Famotidine | 35 | 16 |
| Mesalamine | 32 | — |
| Metoclopramide Hcl | 27 |
Practice location
Mailing address
Additional practice locations (2)
- 715 Albany StEvans 124Boston, MA 02118-2526Phone: (617) 638-6500
- 105 Erdman WayLeominster, MA 01453-1805Phone: (978) 537-7552
Registry dates
- Enumerated
- 2008-06-05
- Last updated
- 2021-08-18
- Certified
- 2021-08-18
Frequently asked questions
- What is Maria Lonshteyn's NPI number?
- Maria Lonshteyn's National Provider Identifier (NPI) is 1720247653, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Maria Lonshteyn's specialty?
- Maria Lonshteyn is listed in the NPPES registry with a primary specialty of Gastroenterology Physician (Allopathic & Osteopathic Physicians).
- Where is Maria Lonshteyn located?
- Maria Lonshteyn's practice location on file with NPPES is 100 Cummings Ctr Ste 107c, Beverly, MA 01915-6128.
- What is Maria Lonshteyn's phone number?
- The practice phone number listed in the NPPES registry for Maria Lonshteyn is (978) 232-1120.
- Does Maria Lonshteyn accept Medicare?
- Maria Lonshteyn is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Maria Lonshteyn's NPI active?
- Yes — Maria Lonshteyn's NPI (1720247653) is active in the NPPES registry as of the last update on 2021-08-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.