Kumar Venkatachalam, MD
NPI 1154325421 · Gastroenterology Physician · Merrillville, IN
Enrolled with Medicare as Practitioner - Gastroenterology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Kumar Venkatachalam, MD is a Gastroenterology Physician provider in Merrillville, IN (NPI 1154325421).
Provider details
- NPI number
- 1154325421
- Entity type
- Individual
- Primary specialty
- Gastroenterology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 01048257A (IN)
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
21 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
1,869 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 Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 355 | $83 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 243 | $117 |
| Removal of Polyps Or Growths of Large Bowel Using an Endoscope With Mechanical Snare45385 | 178 | $212 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 160 | $15 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 132 | $71 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 48 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Omeprazole | 708 | 225 |
| Pantoprazole Sodium | 468 | 180 |
| Peg3350/Sod Sulf,bicarb,cl/Kclbrand: Gavilyte-G | 368 | 356 |
| Dicyclomine Hcl | 302 | 114 |
| Linaclotidebrand: Linzess | 161 | 49 |
| Metoclopramide Hcl | 149 | 44 |
| Peg3350/Sod Sulf,bicarb,cl/Kclbrand: Gavilyte-C | 128 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,580 across 89 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
Additional practice locations (1)
- 10215 Broadway Ste 203Crown Point, IN 46307-8001Phone: (219) 947-6795Fax: (219) 703-6830
Registry dates
- Enumerated
- 2005-06-02
- Last updated
- 2020-05-06
- Certified
- 2020-05-06
Frequently asked questions
- What is Kumar Venkatachalam's NPI number?
- Kumar Venkatachalam's National Provider Identifier (NPI) is 1154325421, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Kumar Venkatachalam's specialty?
- Kumar Venkatachalam is listed in the NPPES registry with a primary specialty of Gastroenterology Physician (Allopathic & Osteopathic Physicians).
- Where is Kumar Venkatachalam located?
- Kumar Venkatachalam's practice location on file with NPPES is 8895 Broadway, Merrillville, IN 46410-7037.
- What is Kumar Venkatachalam's phone number?
- The practice phone number listed in the NPPES registry for Kumar Venkatachalam is (219) 738-2081.
- Does Kumar Venkatachalam accept Medicare?
- Kumar Venkatachalam is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Kumar Venkatachalam's NPI active?
- Yes — Kumar Venkatachalam's NPI (1154325421) is active in the NPPES registry as of the last update on 2020-05-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.