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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

CARLY C OAKLEY FNP
NPI 1831824994
Nurse Practitioner - Psychiatric/Mental Health in Costa Mesa, CA

Active since July 21, 2022PECOS Enrolled
1525 MESA VERDE DR E STE 226, COSTA MESA, CA 92626(949) 228-9308 Get Directions Write a Review

NPPES record last updated: September 1, 2026. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Sep 1, 2026, Feb 18, 2025, Nov 10, 2022 and 2 more (5 updates tracked since 2022).

About Carly C Oakley Fnp NPPES

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

CARLY C OAKLEY FNP (NPI 1831824994) is an individual psychiatric/mental health provider in Costa Mesa, California, licensed in California (95021634) and active in the NPI registry since July 2022. She is enrolled in Medicare PECOS and is a graduate of Other (2022).

NPPES Registry Identity

NPI1831824994
Entity TypeIndividualFemale
Primary Taxonomy363LP0808X
Provider Legal NameCARLY C OAKLEYCredential: FNP
Location Address1525 MESA VERDE DR E STE 226Costa Mesa, CA 92626-5258
Mailing Address1525 Mesa Verde Dr E Ste 226Costa Mesa, CA 92626-5258 · (949) 228-9308
Phone(949) 228-9308
Sole ProprietorNo
Medical School CMSOtherGraduated 2022
Enumeration DateJuly 21, 2022
Last NPPES UpdateSeptember 1, 20265 updates tracked since enumeration
NPPES CertifiedSeptember 1, 2026
✔ NPI 1831824994 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyNurse Practitioner · Psychiatric/Mental HealthPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LP0808X
License✔ Licensed in CA · 95021634
Also ListedNurse Practitioner · FamilyTaxonomy 363LF0000X · License F07220251 (CA)
1525 MESA VERDE DR E STE 226, Costa Mesa, CA 92626
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Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Carly C Oakley Fnp is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID2668959396
PECOS Enrollment IDI20260123000804
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 Carly Oakley reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Monogram Health Professional Services Of California PC
8.2 mi
Nephrology
333 CITY BLVD W STE 362
Orange, CA 92868
  • Reassigned Medicare billing, California enrollment
  • 36 clinicians in this Medicare group
NPI 1245950757 (615) 673-4455

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

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 92626 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
$96.36 typical visit price
range $62.96 – $187.60
Typical copayment $24.09 (range $15.74 – $46.90)
Most-billed visit code 99203
Established Patient
$109.96 typical visit price
range $20.84 – $153.61
Typical copayment $27.49 (range $5.21 – $38.40)
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.

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Carly Oakley's NPI number?

The NPI number for Carly Oakley is 1831824994. It was assigned to this individual provider in the NPPES registry on July 21, 2022.

Where is Carly Oakley located?

Carly Oakley practices at 1525 Mesa Verde Dr E Ste 226, Costa Mesa, CA 92626. The listed phone number is (949) 228-9308.

What is Carly Oakley's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Psychiatric/Mental Health, with taxonomy code 363LP0808X.

Is Carly Oakley enrolled in Medicare?

Yes. Carly Oakley is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Carly Oakley's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Carly Oakley reassigns Medicare benefits to Monogram Health Professional Services Of California PC (Orange, CA). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Carly Oakley's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Carly Oakley was last updated on September 1, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 50 days 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.