MRS. ANGELA PROST KELLER FNP
NPI 1679998272
Nurse Practitioner - Family in Saint Louis, MO

Active since February 19, 2014PECOS EnrolledAccepts Medicare Assignment
81.57/100
CMS Quality Rating
1225 S GRAND BLVD, SAINT LOUIS, MO 63104(314) 977-5200(314) 977-3495 Get Directions Write a Review

NPPES record last updated: January 25, 2021. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: Jan 25, 2021, Nov 5, 2020, Oct 12, 2016 (3 updates tracked since 2016).

About Mrs. Angela Prost Keller Fnp NPPES

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

MRS. ANGELA PROST KELLER FNP (NPI 1679998272) is an individual family provider in Saint Louis, Missouri, licensed in Missouri (2013044509) and active in the NPI registry since February 2014. She is enrolled in Medicare PECOS, is affiliated with Ssm Health Saint Louis University Hospital, and is a graduate of Other (2013).

NPPES Registry Identity

NPI1679998272
Entity TypeIndividualFemale
Primary Taxonomy363LF0000X
Provider Legal NameMRS. ANGELA PROST KELLERCredential: FNP
Location Address1225 S GRAND BLVDSaint Louis, MO 63104-1016
Mailing Address1008 S Spring Ave Ste 3819Saint Louis, MO 63110-2520 · (314) 977-4010 · Fax (314) 977-3495
Fax(314) 977-3495
Sole ProprietorNo
Medical School CMSOtherGraduated 2013
Enumeration DateFebruary 19, 2014
Last NPPES UpdateJanuary 25, 20213 updates tracked since enumeration
NPPES CertifiedJanuary 25, 2021
NPI 1679998272 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyNurse Practitioner · FamilyPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LF0000X
License Licensed in MO · 2013044509
1225 S GRAND BLVD, Saint Louis, MO 63104

Other Names 1

Former Name (1)Ms. Angela Michelle Prost Fnp

Accepted Insurance

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

Enrolled in Medicare and accepts Medicare assignment

Mrs. Angela Prost Keller Fnp 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 ID8325270630
PECOS Enrollment IDI20140418000245
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 3

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.
21 services19 patients
New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204
This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.
17 services17 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.
14 services12 patients

Hospital Affiliations CMS Care Compare

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Ssm Health Saint Louis University Hospital

Acute Care Hospitals · Saint Louis, MO
1/5 CMS rating
OwnershipVoluntary non-profit - Church
CMS Certification Number260105
Location3635 Vista AveSaint Louis, MO 63110 · St. Louis City County
Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 63104 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
$98.37 typical visit price
range $17.76 – $137.92
Typical copayment $24.59 (range $4.44 – $34.48)
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.

81.57/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality76.09
Promoting Interoperability100
Improvement Activities40
Cost54.28

Other Providers at the Same Location NPPES 20

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

Surgery (Vascular Surgery)
1225 S GRAND BLVD
SAINT LOUIS, MO 63104
Optometrist
1225 S GRAND BLVD
SAINT LOUIS, MO 63104
Internal Medicine
1225 S GRAND BLVD
SAINT LOUIS, MO 63104
Psychiatry & Neurology (Neurology)
1225 S GRAND BLVD
SAINT LOUIS, MO 63104
Hospitalist
1225 S GRAND BLVD
SAINT LOUIS, MO 63104
Student in an Organized Health Care Education/Training Program
1225 S GRAND BLVD
SAINT LOUIS, MO 63104
Psychiatry & Neurology (Vascular Neurology)
1225 S GRAND BLVD
SAINT LOUIS, MO 63104
Internal Medicine (Rheumatology)
1225 S GRAND BLVD
SAINT LOUIS, MO 63104

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 Angela Keller's NPI number?

The NPI number for Angela Keller is 1679998272. It was assigned to this individual provider in the NPPES registry on February 19, 2014. The provider is also known as Ms. Angela Michelle Prost Fnp.

Where is Angela Keller located?

Angela Keller practices at 1225 S Grand Blvd, Saint Louis, MO 63104. The listed phone number is (314) 977-5200.

What is Angela Keller's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.

Is Angela Keller enrolled in Medicare?

Yes. Angela Keller 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.

What insurance does Angela Keller accept?

Health plans from Ambetter Health, Ambetter Health of Delaware, Ambetter from Arkansas Health & Wellness, Ambetter from Home State Health and Ambetter from Sunflower Health Plan and 4 other insurers list Angela Keller as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

Is Angela Keller affiliated with any hospitals?

According to CMS data, Angela Keller is affiliated with Ssm Health Saint Louis University Hospital.

When was this NPI record last updated?

The NPPES record for Angela Keller was last updated on January 25, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.