Robert Jao, M.D.
NPI 1285707547 · Gastroenterology Physician · Kailua, HI
Enrolled with Medicare as Practitioner - Gastroenterology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Robert Jao, M.D. is a Gastroenterology Physician provider in Kailua, HI (NPI 1285707547).
Provider details
- NPI number
- 1285707547
- Entity type
- Individual
- Primary specialty
- Gastroenterology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- MD9896 (HI)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Other Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
19 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
1,597 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 | 349 | $131 |
| Office Or Other Outpatient Visit for the Evaluation and Management of Established Patient That May Not Require Presence of Healthcare Professional99211 | 299 | $25 |
| Removal of External Hemorrhoids By Rubber Banding46221 | 244 | $291 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 215 | $93 |
| Biopsy of Large Bowel Using a Flexible Endoscope45380 | 161 | $117 |
| Removal of Polyps Or Growths of Large Bowel Using an Endoscope With Mechanical Snare |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 25 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Famotidine | 338 | 117 |
| Pantoprazole Sodium | 332 | 119 |
| Mirtazapine | 146 | 42 |
| Linaclotidebrand: Linzess | 139 | 42 |
| Omeprazole | 86 | 25 |
| Amitriptyline Hcl | 65 | 18 |
| Dicyclomine Hcl | 54 | 27 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$2,755 across 81 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)
- 405 N Kuakini St Ste 902Honolulu, HI 96817-6302Phone: (808) 263-4665Fax: (808) 263-4718
Registry dates
- Enumerated
- 2006-11-16
- Last updated
- 2022-11-30
- Certified
- 2022-09-13
Frequently asked questions
- What is Robert Jao's NPI number?
- Robert Jao's National Provider Identifier (NPI) is 1285707547, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Robert Jao's specialty?
- Robert Jao is listed in the NPPES registry with a primary specialty of Gastroenterology Physician (Allopathic & Osteopathic Physicians).
- Where is Robert Jao located?
- Robert Jao's practice location on file with NPPES is 407 Uluniu St Ste 113, Kailua, HI 96734-2531.
- What is Robert Jao's phone number?
- The practice phone number listed in the NPPES registry for Robert Jao is (808) 263-4665.
- Does Robert Jao accept Medicare?
- Robert Jao is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Robert Jao's NPI active?
- Yes — Robert Jao's NPI (1285707547) is active in the NPPES registry as of the last update on 2022-11-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.