Ocean Nguyen, PHYSICIAN ASSISTANT
NPI 1851931430 · Physician Assistant · Tewksbury, MA
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ocean Nguyen, PHYSICIAN ASSISTANT is a Physician Assistant provider in Tewksbury, MA (NPI 1851931430).
Provider details
- NPI number
- 1851931430
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PHYSICIAN ASSISTANT
- Sex
- Male
- Sole proprietor
- No
- License
- PA8277 (MA)
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 tenure28% of score
6 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
287 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) |
|---|---|---|
| Detection Test By Immunoassay Technique for Influenza Virus87400 | 56 | $14 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 56 | $154 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 38 | $119 |
| Detection Test By Immunoassay Technique for Severe Acute Respiratory Syndrome Coronavirus87426 | 34 | $35 |
| New Patient Office Or Other Outpatient Visit With Low Level of Medical Decision Making, If Using Time, 30 Minutes Or More99203 | 32 | $104 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 9 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Cephalexin | 35 | 34 |
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass | 23 | 23 |
| Prednisone | 18 | 18 |
| Azithromycin | 17 | 17 |
| Ofloxacin | 14 | 14 |
| Triamcinolone Acetonide | 13 | 13 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 13 | 13 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2020-01-10
- Last updated
- 2024-07-11
- Certified
- 2024-07-11
Frequently asked questions
- What is Ocean Nguyen's NPI number?
- Ocean Nguyen's National Provider Identifier (NPI) is 1851931430, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ocean Nguyen's specialty?
- Ocean Nguyen is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Ocean Nguyen located?
- Ocean Nguyen's practice location on file with NPPES is 345 Main St, Tewksbury, MA 01876-1745.
- What is Ocean Nguyen's phone number?
- The practice phone number listed in the NPPES registry for Ocean Nguyen is (978) 851-4683.
- Does Ocean Nguyen accept Medicare?
- Ocean Nguyen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ocean Nguyen's NPI active?
- Yes — Ocean Nguyen's NPI (1851931430) is active in the NPPES registry as of the last update on 2024-07-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.