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GEOFFREY MILLER
NPI 1689314486
Physician Assistant in Los Angeles, CA

Active since March 30, 2022PECOS Enrolled
200 N SPRING ST FL 16, LOS ANGELES, CA 90012(213) 893-9800 Get Directions Write a Review

NPPES record last updated: October 12, 2025. Verified against the NPPES registry weekly; last sync: July 26, 2026.

Record update history: Oct 12, 2025, Dec 12, 2022, Nov 28, 2022 (3 updates tracked since 2022).

About Geoffrey Miller NPPES

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

GEOFFREY MILLER (NPI 1689314486) is an individual physician assistant in Los Angeles, California, licensed in California (PA62032) and active in the NPI registry since March 2022. He is enrolled in Medicare PECOS and maintains a secondary practice location in Lancaster.

NPPES Registry Identity

NPI1689314486
Entity TypeIndividualMale
Primary Taxonomy363A00000X
Provider Legal NameGEOFFREY MILLER
Location Address200 N SPRING ST FL 16Los Angeles, CA 90012-4801
Mailing Address200 N Spring St Fl 16Los Angeles, CA 90012-4801
Phone(213) 893-9800
Sole ProprietorNo
Enumeration DateMarch 30, 2022
Last NPPES UpdateOctober 12, 20253 updates tracked since enumeration
NPPES CertifiedOctober 12, 2025
✔ NPI 1689314486 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyPhysician AssistantPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363A00000X
License✔ Licensed in CA · PA62032
Definition
A physician assistant is a person who has successfully completed an accredited education program for physician assistant, is licensed by the state and is practicing within the scope of that license. Physician assistants are formally trained to perform many of the routine, time-consuming tasks a physician can do. In some states, they may prescribe medications. They take medical histories, perform physical exams, order lab tests and x-rays, and give inoculations. Most states require that they work under the supervision of a physician.
Also ListedEmergency Medical Technician, ParamedicTaxonomy 146L00000X · License P23527 (CA)
200 N SPRING ST FL 16, Los Angeles, CA 90012
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Secondary Practice Location 1

Location 11600 W Avenue JLancaster, CA 93534-2814 · Phone (661) 949-5000

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Geoffrey Miller 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.

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.

Emergency department visit with moderate level of medical decision making 99284
An emergency department visit for a high-severity issue means you're experiencing a serious health problem that needs immediate attention. This could be a severe injury, serious illness, or life-threatening condition. Medical professionals will provide urgent care to stabilize your condition.
44 services41 patients
Emergency department visit with high level of medical decision making 99285
An emergency department visit for severe conditions is when you urgently seek medical help due to serious health issues. These could be severe injuries, breathing problems, unbearable pain, or sudden severe illness. Doctors and nurses will provide immediate care to stabilize your condition.
20 services20 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 90012 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
$77.96 typical visit price
range $20.84 – $153.61
Typical copayment $19.49 (range $5.21 – $38.40)
Most-billed visit code 99213
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 Geoffrey Miller's NPI number?

The NPI number for Geoffrey Miller is 1689314486. It was assigned to this individual provider in the NPPES registry on March 30, 2022.

Where is Geoffrey Miller located?

Geoffrey Miller practices at 200 N Spring St Fl 16, Los Angeles, CA 90012. The listed phone number is (213) 893-9800.

What is Geoffrey Miller's specialty?

The primary specialty registered for this NPI is Physician Assistant with taxonomy code 363A00000X.

Is Geoffrey Miller enrolled in Medicare?

Yes. Geoffrey Miller is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Geoffrey Miller was last updated on October 12, 2025. NPI Profile syncs with the weekly NPPES data releases published by CMS.