Abraham Chacko, D.O.
NPI 1902117773 · Gastroenterology Physician · Sugar Land, TX
Enrolled with Medicare as Practitioner - Gastroenterology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Abraham Chacko, D.O. is a Gastroenterology Physician provider in Sugar Land, TX (NPI 1902117773).
Provider details
- NPI number
- 1902117773
- Entity type
- Individual
- Primary specialty
- Gastroenterology PhysicianAllopathic & Osteopathic Physicians
- Credential
- D.O.
- Sex
- Male
- Sole proprietor
- No
- License
- Q9309 (TX)
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
16 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
2,264 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) |
|---|---|---|
| Pathology Examination of Tissue Using a Microscope, Intermediate Complexity88305 | 525 | $30 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 429 | $114 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 326 | $70 |
| Special Stained Specimen Slides to Examine Tissue Including Interpretation and Report88313 | 163 | $61 |
| Special Stained Specimen Slides to Identify Organisms Including Interpretation and Report88312 | 161 | $75 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 19 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Pantoprazole Sodium | 383 | 211 |
| Dicyclomine Hcl | 97 | 53 |
| Cholestyramine (with Sugar)brand: Cholestyramine | 58 | 21 |
| Linaclotidebrand: Linzess | 54 | 26 |
| Sucralfate | 42 | 20 |
| Sodium, Potassium,mag Sulfatesbrand: Sod Sulf-Potass Sulf-Mag Sulf | 41 | 41 |
| Omeprazole | 39 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$891 across 23 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)
- 16902 Southwest Fwy Ste 108Sugar Land, TX 77479-3574Phone: (832) 707-5978
Registry dates
- Enumerated
- 2010-06-27
- Last updated
- 2026-02-09
- Certified
- 2026-02-09
Frequently asked questions
- What is Abraham Chacko's NPI number?
- Abraham Chacko's National Provider Identifier (NPI) is 1902117773, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Abraham Chacko's specialty?
- Abraham Chacko is listed in the NPPES registry with a primary specialty of Gastroenterology Physician (Allopathic & Osteopathic Physicians).
- Where is Abraham Chacko located?
- Abraham Chacko's practice location on file with NPPES is 15555 Creek Bend Dr Ste 200, Sugar Land, TX 77478-4670.
- What is Abraham Chacko's phone number?
- The practice phone number listed in the NPPES registry for Abraham Chacko is (832) 707-5978.
- Does Abraham Chacko accept Medicare?
- Abraham Chacko is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Abraham Chacko's NPI active?
- Yes — Abraham Chacko's NPI (1902117773) is active in the NPPES registry as of the last update on 2026-02-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.