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MS. ANNIE DIEN NP
NPI 1508406810
Nurse Practitioner - Adult Health in San Diego, CA

Active since January 14, 2020PECOS EnrolledAccepts Medicare Assignment
15004 INNOVATION DR # S97, SAN DIEGO, CA 92128(858) 605-7902 Get Directions Write a Review

NPPES record last updated: January 14, 2020. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Ms. Annie Dien Np NPPES

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

MS. ANNIE DIEN NP (NPI 1508406810) is an individual adult health provider in San Diego, California, licensed in California (801247) and active in the NPI registry since January 2020. She is enrolled in Medicare PECOS and is a graduate of Other (2018).

NPPES Registry Identity

NPI1508406810
Entity TypeIndividualFemale
Primary Taxonomy363LA2200X
Provider Legal NameMS. ANNIE DIENCredential: NP
Location Address15004 INNOVATION DR # S97San Diego, CA 92128-3498
Mailing Address10790 Rancho Bernardo Rd # 4s-205San Diego, CA 92127-5705 · (858) 605-7171
Phone(858) 605-7902
Sole ProprietorNo
Medical School CMSOtherGraduated 2018
Enumeration DateJanuary 14, 2020
✔ NPI 1508406810 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse Practitioner · Adult HealthPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LA2200X
License✔ Licensed in CA · 801247
15004 INNOVATION DR # S97, San Diego, CA 92128
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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 and accepts Medicare assignment

Ms. Annie Dien Np is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID2264860089
PECOS Enrollment IDI20200325003054
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 Annie Dien reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Scripps Health
11 mi
General Acute Care Hospital
9888 GENESEE AVE
La Jolla, CA 92037
  • Reassigned Medicare billing, California enrollment
  • 1,598 clinicians in this Medicare group
NPI 1841277704 (858) 457-4123

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 4

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 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.
244 services229 patients
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.
89 services88 patients
Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more 99215
This service involves a follow-up appointment for existing patients, lasting between 40 to 54 minutes. During this time, your healthcare provider will assess your current health status, discuss any changes or concerns, review your treatment plan, and answer any questions you may have.
46 services45 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.
18 services18 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 92128 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
$94.87 typical visit price
range $62.10 – $184.71
Typical copayment $23.71 (range $15.52 – $46.17)
Most-billed visit code 99203
Established Patient
$108.42 typical visit price
range $20.62 – $151.42
Typical copayment $27.10 (range $5.15 – $37.85)
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

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

STEPHANIE RACHEL NG MD
Obstetrics & Gynecology
15004 INNOVATION DR # S97
SAN DIEGO, CA 92128
San Diego County (858) 605-7311

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 Annie Dien's NPI number?

The NPI number for Annie Dien is 1508406810. It was assigned to this individual provider in the NPPES registry on January 14, 2020.

Where is Annie Dien located?

Annie Dien practices at 15004 Innovation Dr # S97, San Diego, CA 92128. The listed phone number is (858) 605-7902.

What is Annie Dien's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Adult Health, with taxonomy code 363LA2200X.

Is Annie Dien enrolled in Medicare?

Yes. Annie Dien is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Which organization bills Medicare for Annie Dien's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Annie Dien reassigns Medicare benefits to Scripps Health (La Jolla, 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 Annie Dien'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 Annie Dien was last updated on January 14, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.