Melissa Nagel, FNP
NPI 1043835226 · Family Nurse Practitioner · Concord, CA
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Melissa Nagel, FNP is a Family Nurse Practitioner provider in Concord, CA (NPI 1043835226).
Provider details
- NPI number
- 1043835226
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- FNP
- Sex
- Female
- Sole proprietor
- No
- License
- 95138290 (CA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Nursing Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
6 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
606 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 | 481 | $73 |
| Automated Urinalysis Test81003 | 36 | $2 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 31 | $101 |
| Administration of Influenza Virus VaccineG0008 | 19 | $31 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 15 | $104 |
| Admn Sarscov2 Vacc 1 Dose90480 | 12 | $41 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 101 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 264 | 42 |
| Amlodipine Besylate | 252 | 44 |
| Losartan Potassium | 186 | 27 |
| Fluticasone Propionate | 160 | 37 |
| Levothyroxine Sodium | 149 | 33 |
| Gabapentin | 124 | 40 |
| Lisinopril |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$94 across 4 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
- 2020-06-12
- Last updated
- 2023-07-28
- Certified
- 2023-07-28
Frequently asked questions
- What is Melissa Nagel's NPI number?
- Melissa Nagel's National Provider Identifier (NPI) is 1043835226, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Melissa Nagel's specialty?
- Melissa Nagel is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Melissa Nagel located?
- Melissa Nagel's practice location on file with NPPES is 1465 Civic Ct, Concord, CA 94520-7914.
- What is Melissa Nagel's phone number?
- The practice phone number listed in the NPPES registry for Melissa Nagel is (925) 678-5250.
- Does Melissa Nagel accept Medicare?
- Melissa Nagel is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Melissa Nagel's NPI active?
- Yes — Melissa Nagel's NPI (1043835226) is active in the NPPES registry as of the last update on 2023-07-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.