Maria Felicia Marcos, MSN, FNP
NPI 1194043448 · Family Nurse Practitioner · Mission Viejo, CA
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Maria Felicia Marcos, MSN, FNP is a Family Nurse Practitioner provider in Mission Viejo, CA (NPI 1194043448).
Provider details
- NPI number
- 1194043448
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- MSN, FNP
- Sex
- Female
- Sole proprietor
- No
- License
- NP 19701 (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 tenure28% of score
16 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
422 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 143 | $83 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 67 | $118 |
| Amplifed Dna Or Rna Probe Detection of Severe Acute Respiratory Syndrome Coronavirus 2 (covid-19) Antigen87635 | 49 | $50 |
| New Patient Office Or Other Outpatient Visit With Low Level of Medical Decision Making, If Using Time, 30 Minutes Or More99203 | 37 | $102 |
| Automated Urinalysis Test81003 | 35 | $2 |
| Detection Test By Immunoassay With Direct Visual Observation for Influenza Virus87804 |
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 |
|---|---|---|
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass | 63 | 62 |
| Cephalexin | 25 | 25 |
| Azithromycin | 23 | 23 |
| Sulfamethoxazole/Trimethoprimbrand: Sulfamethoxazole-Trimethoprim | 22 | 22 |
| Doxycycline Monohydrate | 20 | 20 |
| Prednisone | 20 | 20 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa |
Practice location
Mailing address
Registry dates
- Enumerated
- 2010-05-12
- Last updated
- 2010-05-12
Frequently asked questions
- What is Maria Felicia Marcos's NPI number?
- Maria Felicia Marcos's National Provider Identifier (NPI) is 1194043448, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Maria Felicia Marcos's specialty?
- Maria Felicia Marcos is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Maria Felicia Marcos located?
- Maria Felicia Marcos's practice location on file with NPPES is 23512 Madero, Mission Viejo, CA 92691-2743.
- What is Maria Felicia Marcos's phone number?
- The practice phone number listed in the NPPES registry for Maria Felicia Marcos is (949) 583-1600.
- Does Maria Felicia Marcos accept Medicare?
- Maria Felicia Marcos is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Maria Felicia Marcos's NPI active?
- Yes — Maria Felicia Marcos's NPI (1194043448) is active in the NPPES registry as of the last update on 2010-05-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.