Andrew Ong, APRN-CNP
NPI 1912450628 · Family Nurse Practitioner · Brownsville, TX
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Andrew Ong, APRN-CNP is a Family Nurse Practitioner provider in Brownsville, TX (NPI 1912450628).
Provider details
- NPI number
- 1912450628
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- APRN-CNP
- Sex
- Male
- Sole proprietor
- No
- License
- 131597 (TX)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Allopathic & Osteopathic Physicians
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
9 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
218 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 | 111 | $104 |
| Injection of Drug Or Substance Under Skin Or Into Muscle96372 | 31 | $12 |
| Office Or Other Outpatient Visit for the Evaluation and Management of Established Patient That May Not Require Presence of Healthcare Professional99211 | 29 | $19 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 28 | $9 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 19 | $74 |
Typical Medicare-allowed amounts for these services range $9–$104 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 61 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 131 | 56 |
| Metformin Hcl | 120 | 49 |
| Losartan Potassium | 108 | 40 |
| Semaglutidebrand: Ozempic | 106 | 20 |
| Lisinopril | 88 | 35 |
| Omeprazole | 78 | 38 |
| Levothyroxine Sodium |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$463 across 21 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
Registry dates
- Enumerated
- 2016-07-28
- Last updated
- 2026-04-21
- Certified
- 2026-04-21
Frequently asked questions
- What is Andrew Ong's NPI number?
- Andrew Ong's National Provider Identifier (NPI) is 1912450628, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Andrew Ong's specialty?
- Andrew Ong is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Andrew Ong located?
- Andrew Ong's practice location on file with NPPES is 3243 Southmost Rd, Brownsville, TX 78521-4857.
- What is Andrew Ong's phone number?
- The practice phone number listed in the NPPES registry for Andrew Ong is (956) 832-3993.
- Does Andrew Ong accept Medicare?
- Andrew Ong is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Andrew Ong's NPI active?
- Yes — Andrew Ong's NPI (1912450628) is active in the NPPES registry as of the last update on 2026-04-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.