DR. MELISSA NAGEL FNP
NPI 1043835226
Nurse Practitioner - Family in Concord, CA

Q: What is Melissa Nagel's NPI number?

The NPI number for Melissa Nagel is 1043835226. It was assigned to this individual provider in the NPPES registry on June 12, 2020. The provider is also known as Melissa Gavin.

Q: What is Melissa Nagel's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.

Q: When was this NPI record last updated?

The NPPES record for Melissa Nagel was last updated on July 28, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.

Active since June 12, 2020PECOS Enrolled

1465 CIVIC CT, CONCORD, CA 94520(925) 678-5250 Get Directions Write a Review

NPPES record last updated: July 28, 2023. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Jul 28, 2023, Jun 12, 2020 (2 updates tracked since 2020).

On this page

About Dr. Melissa Nagel Fnp NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. MELISSA NAGEL FNP (NPI 1043835226) is an individual family provider in Concord, California, licensed in California (95019033) and active in the NPI registry since June 2020. She is enrolled in Medicare PECOS, is affiliated with Christus St Vincent Regional Medical Center, and is a graduate of Other (2021).

NPPES Registry Identity

NPI1043835226

Entity TypeIndividualFemale

Primary Taxonomy363LF0000X

Provider Legal NameDR. MELISSA NAGELCredential: FNP

Location Address1465 CIVIC CTConcord, CA 94520-7914

Mailing Address1575 London CirBenicia, CA 94510-1363 · (401) 924-2744

Phone(925) 678-5250

Sole ProprietorNo

Medical School CMSOtherGraduated 2021

Enumeration DateJune 12, 2020

Last NPPES UpdateJuly 28, 20232 updates tracked since enumeration

NPPES CertifiedJuly 28, 2023

✔ NPI 1043835226 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyNurse Practitioner · FamilyPhysician Assistants & Advanced Practice Nursing Providers

Taxonomy Code363LF0000X

License✔ Licensed in CA · 95019033

Also ListedRegistered NurseTaxonomy 163W00000X · License 95138290 (CA)

1465 CIVIC CT, Concord, CA 94520

Open in Google Maps ↗

Other Names 1

Former Name (1)Melissa Gavin

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Melissa Nagel Fnp is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID7012354830

PECOS Enrollment IDI20240328000565

Eligible to Order & Refer– Part B Labs & Imaging✔ Durable Medical Equipment– Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignment

Medicare enrollment records show Melissa Nagel reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

St Vincent Hospital

882 mi

General Practice

7910 WYOMING BLVD NE STE A
Albuquerque, NM 87109

Reassigned Medicare billing, New Mexico enrollment
399 clinicians in this Medicare group

NPI 1184558363 (505) 913-8600

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Areas of Expertise CMS Part B claims 7

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213

This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.

481 services314 patients

Automated urinalysis test 81003

An automated urinalysis test is a routine examination that checks your urine for various substances. It can help identify potential health issues such as kidney problems or diabetes. The test uses a machine to analyze a small urine sample, providing quick and accurate results.

36 services31 patients

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214

This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.

31 services30 patients

Influenza vaccine split virus, preservative free 90662

The Influenza Vaccine Split Virus, preservative-free, is a flu shot to protect against the influenza virus. It is made from parts of inactivated flu viruses and doesn't contain preservatives, reducing potential side effects. It helps your body develop immunity to the flu.

19 services18 patients

Administration of influenza virus vaccine G0008

The administration of the influenza virus vaccine, also known as the flu shot, is a simple procedure to protect against the flu. A healthcare provider injects a small dose of the vaccine into your arm. This stimulates your immune system to produce antibodies, which will help your body fight off the flu if exposed.

19 services18 patients

Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit G0439

An annual wellness visit is a yearly appointment with your primary care provider to create or update a personalized prevention plan. This plan helps prevent illness based on your current health and risk factors. It's a subsequent visit, meaning it follows an initial assessment.

15 services15 patients

Hospital Affiliations CMS Care Compare 2

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Christus St Vincent Regional Medical Center

Acute Care Hospitals · Santa Fe, NM

4/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number320002

Location455 St Michael's DriveSanta Fe, NM 87505 · Santa Fe County

Emergency services Birthing friendly

Holy Cross Hospital A Div Of Taos Health Systems

Critical Access Hospitals · Taos, NM

1/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number321310

Location1397 Weimer RoadTaos, NM 87571 · Taos County

Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 94520 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient

$104.51 typical visit price

range $69.00 – $202.35

Typical copayment $26.12 (range $17.25 – $50.58)

Most-billed visit code 99203

Established Patient

$119.48 typical visit price

range $23.44 – $166.46

Typical copayment $29.87 (range $5.86 – $41.61)

Most-billed visit code 99214

Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 16

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

SANDRA CECILIA ZAMBRANO

Social Worker (Clinical)