Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 30 days.

STEPHEN DANIEL MILLER PA
NPI 1942569215
Physician Assistant in Saint Louis, MO

Active since May 08, 2012PECOS Enrolled
64.74/100
CMS Quality Rating
12855 N 40 DR STE 350, SAINT LOUIS, MO 63141(314) 567-6071(314) 453-9965 Get Directions Write a Review

NPPES record last updated: June 30, 2026. Verified against the NPPES registry weekly; last sync: July 26, 2026.

Record update history: May 15, 2026, Nov 6, 2023 (2 updates tracked since 2023).

About Stephen Daniel Miller Pa NPPES

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

STEPHEN DANIEL MILLER PA (NPI 1942569215) is an individual physician assistant in Saint Louis, Missouri, licensed in Missouri (2012012818) and active in the NPI registry since May 2012. He is enrolled in Medicare PECOS and is a graduate of Other (2011).

NPPES Registry Identity

NPI1942569215
Entity TypeIndividualMale
Primary Taxonomy363A00000X
Provider Legal NameSTEPHEN DANIEL MILLERCredential: PA
Location Address12855 N 40 DR STE 350Saint Louis, MO 63141-8669
Mailing AddressPo Box 14369Saint Louis, MO 63178-4369 · (314) 567-6071
Fax(314) 453-9965
Sole ProprietorNo
Medical School CMSOtherGraduated 2011
Enumeration DateMay 8, 2012
Last NPPES UpdateJune 30, 20262 updates tracked since enumeration
NPPES CertifiedJune 30, 2026
NPI 1942569215 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyPhysician AssistantPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363A00000X
Licenses Licensed in MO · 2012012818 Licensed in IL · 085.012265
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.

12855 N 40 DR STE 350, Saint Louis, MO 63141

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

Enrolled in Medicare (PECOS)

Stephen Daniel Miller Pa is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID3476717257
PECOS Enrollment IDI20120606000627
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 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 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.
37 services31 patients
Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more 99212
This is a routine check-up for patients who have previously seen the doctor. During this 10-19 minute visit, the doctor will review your health status, discuss any concerns, and manage ongoing treatments or medications. It's a chance to ensure your health is on track.
35 services24 patients
Aspiration and/or injection of fluid from large joint 20610
This procedure involves using a needle to remove (aspiration) or introduce (injection) fluid into a large joint like the knee or hip. It can help diagnose conditions, relieve discomfort, or deliver medication directly to the joint.
32 services26 patients
Replacement of knee joint, both sides of knee 27447
A bilateral knee joint replacement is a procedure where the damaged parts of both your knee joints are replaced with artificial parts. It aims to relieve pain and improve mobility. The process involves a surgical operation under anesthesia.
11 services11 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 63141 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
$86.32 typical visit price
range $55.65 – $169.38
Typical copayment $21.58 (range $13.91 – $42.34)
Most-billed visit code 99203
Established Patient
$69.50 typical visit price
range $17.76 – $137.92
Typical copayment $17.37 (range $4.44 – $34.48)
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.

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.

64.74/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality58.55
Improvement Activities40
Cost58.46

Other Providers at the Same Location NPPES 4

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

Physician Assistant
12855 N 40 DR STE 350
SAINT LOUIS, MO 63141
Urology
12855 N 40 DR STE 350
SAINT LOUIS, MO 63141
Urology
12855 N 40 DR STE 350
SAINT LOUIS, MO 63141
Urology
12855 N 40 DR STE 350
SAINT LOUIS, MO 63141

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 Stephen Miller's NPI number?

The NPI number for Stephen Miller is 1942569215. It was assigned to this individual provider in the NPPES registry on May 8, 2012.

Where is Stephen Miller located?

Stephen Miller practices at 12855 N 40 Dr Ste 350, Saint Louis, MO 63141. The listed phone number is (314) 567-6071.

What is Stephen Miller's specialty?

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

Is Stephen Miller enrolled in Medicare?

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

When was this NPI record last updated?

The NPPES record for Stephen Miller was last updated on June 30, 2026. NPI Profile syncs with the weekly NPPES data releases published by CMS.