Evadne Ong, MD
NPI 1336391721 · Internal Medicine Physician · Jamestown, NY
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Evadne Ong, MD is a Internal Medicine Physician provider in Jamestown, NY (NPI 1336391721).
Provider details
- NPI number
- 1336391721
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 267555-01 (NY)
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
17 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
1,306 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 268 | $121 |
| 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 | 249 | $16 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 238 | $122 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 216 | $85 |
| Administration of Influenza Virus VaccineG0008 | 62 | $25 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 142 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 508 | 141 |
| Levothyroxine Sodium | 486 | 132 |
| Amlodipine Besylate | 345 | 98 |
| Omeprazole | 316 | 91 |
| Rosuvastatin Calcium | 309 | 96 |
| Lisinopril | 221 | 64 |
| Famotidine | 195 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2008-10-16
- Last updated
- 2024-01-25
- Certified
- 2023-07-14
Frequently asked questions
- What is Evadne Ong's NPI number?
- Evadne Ong's National Provider Identifier (NPI) is 1336391721, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Evadne Ong's specialty?
- Evadne Ong is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Evadne Ong located?
- Evadne Ong's practice location on file with NPPES is 15 S Main St Ste 150, Jamestown, NY 14701-6627.
- What is Evadne Ong's phone number?
- The practice phone number listed in the NPPES registry for Evadne Ong is (716) 484-8610.
- Does Evadne Ong accept Medicare?
- Evadne Ong is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Evadne Ong's NPI active?
- Yes — Evadne Ong's NPI (1336391721) is active in the NPPES registry as of the last update on 2024-01-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.