Channa Jayasekera, MD, MS, MSC
NPI 1790095040 · Gastroenterology Physician · Scottsdale, AZ
Enrolled with Medicare as Practitioner - Gastroenterology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Channa Jayasekera, MD, MS, MSC is a Gastroenterology Physician provider in Scottsdale, AZ (NPI 1790095040).
Provider details
- NPI number
- 1790095040
- Entity type
- Individual
- Primary specialty
- Gastroenterology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD, MS, MSC
- Sex
- Male
- Sole proprietor
- No
- License
- A113689 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
15 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
425 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) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 80 | $114 |
| Measurement of Liver Stiffness91200 | 78 | $10 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 69 | $121 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 36 | $93 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 35 | $126 |
| Biopsy of Large Bowel Using a Flexible Endoscope |
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 |
|---|---|---|
| Tacrolimus | 123 | 67 |
| Fluconazole | 100 | 29 |
| Ursodiol | 51 | 20 |
| Pantoprazole Sodium | 34 | 25 |
| Prednisone | 25 | 17 |
| Sulfamethoxazole/Trimethoprimbrand: Sulfamethoxazole-Trimethoprim | 25 | — |
| Entecavir | 23 | — |
Practice location
Mailing address
Additional practice locations (1)
- 750 Welch RdSuite 210Palo Alto, CA 94304-1507Phone: (650) 498-6084Fax: (650) 498-5692
Registry dates
- Enumerated
- 2010-10-19
- Last updated
- 2021-04-19
- Certified
- 2021-04-19
Frequently asked questions
- What is Channa Jayasekera's NPI number?
- Channa Jayasekera's National Provider Identifier (NPI) is 1790095040, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Channa Jayasekera's specialty?
- Channa Jayasekera is listed in the NPPES registry with a primary specialty of Gastroenterology Physician (Allopathic & Osteopathic Physicians).
- Where is Channa Jayasekera located?
- Channa Jayasekera's practice location on file with NPPES is 13400 E Shea Blvd, Scottsdale, AZ 85259-5499.
- What is Channa Jayasekera's phone number?
- The practice phone number listed in the NPPES registry for Channa Jayasekera is (408) 301-8000.
- Does Channa Jayasekera accept Medicare?
- Channa Jayasekera is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Channa Jayasekera's NPI active?
- Yes — Channa Jayasekera's NPI (1790095040) is active in the NPPES registry as of the last update on 2021-04-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.