Ma Koreena Jayne Tran, PA-C
NPI 1841751815 · Physician Assistant · Diamond Bar, CA
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ma Koreena Jayne Tran, PA-C is a Physician Assistant provider in Diamond Bar, CA (NPI 1841751815).
Provider details
- NPI number
- 1841751815
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA-C
- Sex
- Female
- Sole proprietor
- Yes
- License
- 56536 (CA)
Specialties & taxonomies
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
7 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
3 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
249 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 Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 109 | $87 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 68 | $123 |
| Urinalysis, Manual Test81002 | 29 | $3 |
| Detection Test By Immunoassay With Direct Visual Observation for Influenza Virus87804 | 24 | $16 |
| Amplifed Dna Or Rna Probe Detection of Severe Acute Respiratory Syndrome Coronavirus 2 (covid-19) Antigen87635 | 19 | $50 |
Typical Medicare-allowed amounts for these services range $3–$123 (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 · 26 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Fluticasone Propionate | 56 | 37 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 55 | 36 |
| Ibuprofen | 53 | 44 |
| Azithromycin | 49 | 48 |
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass | 46 | 45 |
| Omeprazole | 29 | 16 |
| Atorvastatin Calcium | 27 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$203 across 11 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 (2)
- 27522 Antonio Pkwy Ste P3Ladera Ranch, CA 92694-2166Phone: (949) 207-3786
- 150 W Foothill BlvdSan Dimas, CA 91773-1103Phone: (909) 599-9925
Registry dates
- Enumerated
- 2019-03-30
- Last updated
- 2023-01-05
- Certified
- 2023-01-05
Frequently asked questions
- What is Ma Koreena Jayne Tran's NPI number?
- Ma Koreena Jayne Tran's National Provider Identifier (NPI) is 1841751815, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ma Koreena Jayne Tran's specialty?
- Ma Koreena Jayne Tran is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Ma Koreena Jayne Tran located?
- Ma Koreena Jayne Tran's practice location on file with NPPES is 1514 Valley Vista Dr, Diamond Bar, CA 91765-3929.
- What is Ma Koreena Jayne Tran's phone number?
- The practice phone number listed in the NPPES registry for Ma Koreena Jayne Tran is (909) 860-1144.
- Does Ma Koreena Jayne Tran accept Medicare?
- Ma Koreena Jayne Tran is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ma Koreena Jayne Tran's NPI active?
- Yes — Ma Koreena Jayne Tran's NPI (1841751815) is active in the NPPES registry as of the last update on 2023-01-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.