Srinivas Kalala, M.D.
NPI 1619140910 · Gastroenterology Physician · Waterloo, IA
Enrolled with Medicare as Practitioner - Gastroenterology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Srinivas Kalala, M.D. is a Gastroenterology Physician provider in Waterloo, IA (NPI 1619140910).
Provider details
- NPI number
- 1619140910
- Entity type
- Individual
- Primary specialty
- Gastroenterology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- MD-37733 (IA)
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
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
1,017 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) |
|---|---|---|
| Removal of Polyps Or Growths of Large Bowel Using an Endoscope With Mechanical Snare45385 | 240 | $227 |
| Biopsy of Esophagus, Stomach, And/Or Upper Small Bowel Using a Flexible Endoscope43239 | 144 | $81 |
| Limited Ultrasound Scan of Abdomen76705 | 94 | $53 |
| Balloon Dilation of Esophagus, Stomach, And/Or Upper Small Bowel Using a Flexible Endoscope, Less Than 3.0 Cm43249 | 81 | $132 |
| Drainage of Fluid From Abdominal Cavity49082 | 67 | $66 |
| Biopsy of Large Bowel Using a Flexible Endoscope |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 15 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Omeprazole | 281 | 86 |
| Sodium, Potassium,mag Sulfatesbrand: Sod Sulf-Potass Sulf-Mag Sulf | 257 | 253 |
| Pantoprazole Sodium | 61 | 30 |
| Sodium Chloride/Nahco3/Kcl/Pegbrand: Peg 3350-Electrolyte | 57 | 56 |
| Sucralfate | 36 | 15 |
| Famotidine | 32 | — |
| Azathioprine | 29 | — |
Practice location
Mailing address
Registry dates
- Enumerated
- 2008-04-08
- Last updated
- 2024-05-28
- Certified
- 2024-05-28
Frequently asked questions
- What is Srinivas Kalala's NPI number?
- Srinivas Kalala's National Provider Identifier (NPI) is 1619140910, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Srinivas Kalala's specialty?
- Srinivas Kalala is listed in the NPPES registry with a primary specialty of Gastroenterology Physician (Allopathic & Osteopathic Physicians).
- Where is Srinivas Kalala located?
- Srinivas Kalala's practice location on file with NPPES is 1015 S Hackett Rd, Waterloo, IA 50701-3500.
- What is Srinivas Kalala's phone number?
- The practice phone number listed in the NPPES registry for Srinivas Kalala is (319) 234-5990.
- Does Srinivas Kalala accept Medicare?
- Srinivas Kalala is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Srinivas Kalala's NPI active?
- Yes — Srinivas Kalala's NPI (1619140910) is active in the NPPES registry as of the last update on 2024-05-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.