Maricel Nguyen, MSN, APRN, FNP-C
NPI 1174292874 · Family Nurse Practitioner · Escondido, CA
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Maricel Nguyen, MSN, APRN, FNP-C is a Family Nurse Practitioner provider in Escondido, CA (NPI 1174292874).
Provider details
- NPI number
- 1174292874
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- MSN, APRN, FNP-C
- Sex
- Female
- Sole proprietor
- Yes
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
4 yrs in NPPES registry
- Profile completeness25% of score
83% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
493 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 | 208 | $115 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 132 | $82 |
| Detection Test By Immunoassay With Direct Visual Observation for Influenza Virus87804 | 56 | $16 |
| Automated Urinalysis Test81003 | 36 | $2 |
| Detection Test By Immunoassay Technique for Streptococcus, Group a (strep)87430 | 29 | $16 |
| X-Ray of Chest, 2 Views71046 | 18 | $32 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 29 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Doxycycline Hyclate | 57 | 50 |
| Cefuroxime Axetilbrand: Cefuroxime | 38 | 32 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 37 | 26 |
| Amlodipine Besylate | 36 | 26 |
| Tramadol Hcl | 36 | 23 |
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass | 34 | 29 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$411 across 15 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
- 2021-09-07
- Last updated
- 2024-12-13
- Certified
- 2024-12-13
Frequently asked questions
- What is Maricel Nguyen's NPI number?
- Maricel Nguyen's National Provider Identifier (NPI) is 1174292874, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Maricel Nguyen's specialty?
- Maricel Nguyen is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Maricel Nguyen located?
- Maricel Nguyen's practice location on file with NPPES is 225 East Second Avenue, Escondido, CA 92025-4249.
- What is Maricel Nguyen's phone number?
- The practice phone number listed in the NPPES registry for Maricel Nguyen is (760) 291-6700.
- Does Maricel Nguyen accept Medicare?
- Maricel Nguyen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Maricel Nguyen's NPI active?
- Yes — Maricel Nguyen's NPI (1174292874) is active in the NPPES registry as of the last update on 2024-12-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.