Khang Nguyen, M.D.
NPI 1245203074 · Internal Medicine Physician · Long Beach, CA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Khang Nguyen, M.D. is a Internal Medicine Physician provider in Long Beach, CA (NPI 1245203074).
Provider details
- NPI number
- 1245203074
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- A80496 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
20 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
2 documented practice locations
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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 prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 18 distinct drugs on file.
| Drug | Part D claims (2024) |
|---|---|
| Memantine Hcl | 42 |
| Apixabanbrand: Eliquis | 32 |
| Metoprolol Tartrate | 32 |
| Furosemide | 31 |
| Atorvastatin Calcium | 29 |
| Famotidine | 28 |
| Linagliptinbrand: Tradjenta | 26 |
| Pantoprazole Sodium | 24 |
| Calcitonin,salmon,syntheticbrand: Calcitonin-Salmon | 23 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$15 across 1 record (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)
- 2699 Atlantic AveLong Beach, CA 90806-2710Phone: (562) 426-3333Fax: (562) 427-1876
Registry dates
- Enumerated
- 2006-02-10
- Last updated
- 2026-01-04
- Certified
- 2026-01-04
Frequently asked questions
- What is Khang Nguyen's NPI number?
- Khang Nguyen's National Provider Identifier (NPI) is 1245203074, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Khang Nguyen's specialty?
- Khang Nguyen is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Khang Nguyen located?
- Khang Nguyen's practice location on file with NPPES is 2801 Atlantic Ave, Long Beach, CA 90806-1701.
- What is Khang Nguyen's phone number?
- The practice phone number listed in the NPPES registry for Khang Nguyen is (562) 426-3333.
- Does Khang Nguyen accept Medicare?
- Khang Nguyen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Khang Nguyen's NPI active?
- Yes — Khang Nguyen's NPI (1245203074) is active in the NPPES registry as of the last update on 2026-01-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.