Visal Nga, D.O
NPI 1891029781 · Internal Medicine Physician · Long Beach, CA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Visal Nga, D.O is a Internal Medicine Physician provider in Long Beach, CA (NPI 1891029781).
Provider details
- NPI number
- 1891029781
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- D.O
- Sex
- Male
- Sole proprietor
- Yes
- License
- 20A10947 (CA)
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
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
3,605 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) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 1,884 | $118 |
| Subsequent Nursing Facility Care With Straightforward Level of Medical Decision Making, Per Day, If Using Time, 20 Minutes Or More99308 | 365 | $76 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 312 | $172 |
| Hospital Discharge Day Management, More Than 30 Minutes99239 | 294 | $115 |
| Subsequent Nursing Facility Care With Straightforward Level of Medical Decision Making, Per Day, If Using Time, at Least 10 Minutes99307 | 213 | $41 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 154 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 649 | 179 |
| Amlodipine Besylate | 408 | 126 |
| Furosemide | 325 | 100 |
| Losartan Potassium | 287 | 90 |
| Apixabanbrand: Eliquis | 272 | 59 |
| Gabapentin | 253 | 71 |
| Pantoprazole Sodium |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$21 across 2 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
- 2009-09-24
- Last updated
- 2025-09-09
- Certified
- 2025-09-09
Frequently asked questions
- What is Visal Nga's NPI number?
- Visal Nga's National Provider Identifier (NPI) is 1891029781, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Visal Nga's specialty?
- Visal Nga is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Visal Nga located?
- Visal Nga's practice location on file with NPPES is 1269 E Anaheim St, Long Beach, CA 90813-3709.
- What is Visal Nga's phone number?
- The practice phone number listed in the NPPES registry for Visal Nga is (562) 599-5300.
- Does Visal Nga accept Medicare?
- Visal Nga is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Visal Nga's NPI active?
- Yes — Visal Nga's NPI (1891029781) is active in the NPPES registry as of the last update on 2025-09-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.