Lawrence Gluskin, MD
NPI 1235109711 · Gastroenterology Physician · Chicago, IL
Enrolled with Medicare as Practitioner - Gastroenterology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Lawrence Gluskin, MD is a Gastroenterology Physician provider in Chicago, IL (NPI 1235109711).
Provider details
- NPI number
- 1235109711
- Entity type
- Individual
- Primary specialty
- Gastroenterology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- 036059381 (IL)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
20 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
507 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 177 | $131 |
| Biopsy of Large Bowel Using a Flexible Endoscope45380 | 95 | $166 |
| Biopsy of Esophagus, Stomach, And/Or Upper Small Bowel Using a Flexible Endoscope43239 | 60 | $92 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 56 | $173 |
| Removal of Polyps Or Growths of Large Bowel Using an Endoscope With Mechanical Snare45385 | 32 | $261 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 10 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Famotidine | 258 | 86 |
| Peg3350/Sod Sulf,bicarb,cl/Kclbrand: Gavilyte-G | 189 | 170 |
| Pantoprazole Sodium | 141 | 58 |
| Omeprazole | 64 | 21 |
| Peg3350/Sod Sulf,bicarb,cl/Kclbrand: Peg-3350 and Electrolytes | 51 | 50 |
| Linaclotidebrand: Linzess | 38 | — |
| Peg3350/Sod Sulf,bicarb,cl/Kclbrand: Gavilyte-C |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$114 across 5 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
- 2006-01-25
- Last updated
- 2021-12-28
- Certified
- 2021-12-28
Frequently asked questions
- What is Lawrence Gluskin's NPI number?
- Lawrence Gluskin's National Provider Identifier (NPI) is 1235109711, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Lawrence Gluskin's specialty?
- Lawrence Gluskin is listed in the NPPES registry with a primary specialty of Gastroenterology Physician (Allopathic & Osteopathic Physicians).
- Where is Lawrence Gluskin located?
- Lawrence Gluskin's practice location on file with NPPES is 2800 N Sheridan Rd, Chicago, IL 60657-6156.
- What is Lawrence Gluskin's phone number?
- The practice phone number listed in the NPPES registry for Lawrence Gluskin is (773) 248-1616.
- Does Lawrence Gluskin accept Medicare?
- Lawrence Gluskin is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Lawrence Gluskin's NPI active?
- Yes — Lawrence Gluskin's NPI (1235109711) is active in the NPPES registry as of the last update on 2021-12-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.