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MRS. AMY ELIZABETH THATCHER NP
NPI 1952603896
Nurse Practitioner - Acute Care in El Segundo, CA

Active since November 29, 2010PECOS Enrolled
81.28/100
CMS Quality Rating
324 W EL SEGUNDO BLVD, EL SEGUNDO, CA 90245(310) 615-5259(310) 615-5917 Get Directions Write a Review

NPPES record last updated: June 12, 2026. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Mar 6, 2025, Feb 13, 2025, Aug 26, 2021 (3 updates tracked since 2021).

About Mrs. Amy Elizabeth Thatcher Np NPPES

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

MRS. AMY ELIZABETH THATCHER NP (NPI 1952603896) is an individual acute care provider in El Segundo, California, licensed in California (20138) and active in the NPI registry since November 2010. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1952603896
Entity TypeIndividualFemale
Primary Taxonomy363LA2100X
Provider Legal NameMRS. AMY ELIZABETH THATCHERCredential: NP
Location Address324 W EL SEGUNDO BLVDEl Segundo, CA 90245-3635
Mailing Address333 1st St Ste ASan Francisco, CA 94105-2661 · (888) 803-3370 · Fax (888) 803-3331
Phone(310) 615-5259
Fax(310) 615-5917
Sole ProprietorNo
Enumeration DateNovember 29, 2010
Last NPPES UpdateJune 12, 20263 updates tracked since enumeration
NPPES CertifiedJune 12, 2026
✔ NPI 1952603896 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse Practitioner · Acute CarePhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LA2100X
License✔ Licensed in CA · 20138
324 W EL SEGUNDO BLVD, El Segundo, CA 90245
Open in Google Maps ↗

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Mrs. Amy Elizabeth Thatcher Np is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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 Reassignments

2

Medicare enrollment records show Amy Thatcher reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Cedars-Sinai Medical Care Foundation
10 mi
Specialist
6500 WILSHIRE BLVD FL 15
Los Angeles, CA 90048
  • Reassigned Medicare billing, California enrollment
  • 2,118 clinicians in this Medicare group
NPI 1316984388 (310) 385-3200
Cedars-Sinai Medical Center
11 mi
General Acute Care Hospital
8700 BEVERLY BLVD
Los Angeles, CA 90048
  • Reassigned Medicare billing, California enrollment
  • 1,001 clinicians in this Medicare group
NPI 1639172372 (323) 866-8600

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 2

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 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.
24 services21 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.
16 services15 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 90245 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.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

81.28/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality70.77
Promoting Interoperability100
Improvement Activities40
Cost66.84

Referred Medical Equipment & Supplies CMS DME claims 10

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Azathioprine, oral, 50 mg J7500
Treatment-Treatment - Miscellaneous · category RX029N
3 suppliers17 claims990 services$3.70 avg. paid by Medicare
Tacrolimus, immediate release, oral, 1 mg J7507
Treatment-Treatment - Miscellaneous · category RX029N
26 suppliers175 claims18,552 services$0.31 avg. paid by Medicare
Prednisone, immediate release or delayed release, oral, 1 mg J7512
Treatment-Treatment - Miscellaneous · category RX029N
2 suppliers14 claims1,710 services$0.01 avg. paid by Medicare
Cyclosporine, oral, 25 mg J7515
Treatment-Treatment - Miscellaneous · category RX029N
1 supplier15 claims1,800 services$0.53 avg. paid by Medicare
Mycophenolate mofetil, oral, 250 mg J7517
Treatment-Treatment - Miscellaneous · category RX029N
14 suppliers100 claims19,844 services$0.19 avg. paid by Medicare
Mycophenolic acid, oral, 180 mg J7518
Treatment-Treatment - Miscellaneous · category RX029N
2 suppliers20 claims1,620 services$1.05 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

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 Amy Thatcher's NPI number?

The NPI number for Amy Thatcher is 1952603896. It was assigned to this individual provider in the NPPES registry on November 29, 2010.

Where is Amy Thatcher located?

Amy Thatcher practices at 324 W El Segundo Blvd, El Segundo, CA 90245. The listed phone number is (310) 615-5259.

What is Amy Thatcher's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Acute Care, with taxonomy code 363LA2100X.

Is Amy Thatcher enrolled in Medicare?

Yes. Amy Thatcher is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Amy Thatcher's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Amy Thatcher reassigns Medicare benefits to 2 organizations: Cedars-Sinai Medical Care Foundation (Los Angeles, CA) and Cedars-Sinai Medical Center (Los Angeles, CA). Each 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 Amy Thatcher'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 Amy Thatcher was last updated on June 12, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 months 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.