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PHILIP PROUSNITZER
NPI 1437043973
Nurse Practitioner - Acute Care in Little Rock, AR

Active since June 09, 2025PECOS Enrolled
4301 W MARKHAM ST # 547-03, LITTLE ROCK, AR 72205(501) 686-0000(501) 526-5148 Get Directions Write a Review

NPPES record last updated: August 13, 2026. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Aug 13, 2026, Jun 4, 2026, Apr 10, 2026 and 2 more (5 updates tracked since 2025).

About Philip Prousnitzer NPPES

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

PHILIP PROUSNITZER (NPI 1437043973) is an individual acute care provider in Little Rock, Arkansas, licensed in Arkansas (237680) and active in the NPI registry since June 2025. He is enrolled in Medicare PECOS, maintains a secondary practice location in Little Rock, and is a graduate of Other (2026).

NPPES Registry Identity

NPI1437043973
Entity TypeIndividualMale
Primary Taxonomy363LA2100X
Provider Legal NamePHILIP PROUSNITZER
Location Address4301 W MARKHAM ST # 547-03Little Rock, AR 72205-7101
Mailing Address4301 W Markham St # 783Little Rock, AR 72205-7101 · (501) 686-8000 · Fax (501) 526-5148
Phone(501) 686-0000
Fax(501) 526-5148
Sole ProprietorNo
Medical School CMSOtherGraduated 2026
Enumeration DateJune 9, 2025
Last NPPES UpdateAugust 13, 20265 updates tracked since enumeration
NPPES CertifiedAugust 13, 2026
✔ NPI 1437043973 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyNurse Practitioner · Acute CarePhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LA2100X
License✔ Licensed in AR · 237680
Also ListedRegistered Nurse · EmergencyTaxonomy 163WE0003X · License R101082 (AR)
4301 W MARKHAM ST # 547-03, Little Rock, AR 72205
Open in Google Maps ↗

Secondary Practice Location 1

Location 14110 Outpatient CircleLittle Rock, AR 72205 · Phone (501) 686-6086 · Fax (501) 526-5148

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Philip Prousnitzer is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID6901364959
PECOS Enrollment IDI20260819003699
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 Philip Prousnitzer reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

University Of Arkansas For Medical Sciences
Same address
Advanced Practice Midwife
4301 W MARKHAM ST # 783
Little Rock, AR 72205
  • Reassigned Medicare billing, Arkansas enrollment
  • 2,038 clinicians in this Medicare group
NPI 1043372220 (501) 686-8000

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 72205 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
$79.72 typical visit price
range $51.36 – $157.74
Typical copayment $19.93 (range $12.84 – $39.43)
Most-billed visit code 99203
Established Patient
$91.63 typical visit price
range $16.16 – $128.77
Typical copayment $22.90 (range $4.04 – $32.19)
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 3

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

DILON C JONES AUD
Audiologist
4301 W MARKHAM ST # 547-03
LITTLE ROCK, AR 72205
Pulaski County (501) 686-5940
JOSIE E RIEVES
Nurse Practitioner (Acute Care)
4301 W MARKHAM ST # 547-03
LITTLE ROCK, AR 72205
Pulaski County (501) 686-8000
DR. PATRICK PEAD AU.D.
Audiologist
4301 W MARKHAM ST # 547-03
LITTLE ROCK, AR 72205
Pulaski County (501) 686-8000

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 Philip Prousnitzer's NPI number?

The NPI number for Philip Prousnitzer is 1437043973. It was assigned to this individual provider in the NPPES registry on June 9, 2025.

Where is Philip Prousnitzer located?

Philip Prousnitzer practices at 4301 W Markham St # 547-03, Little Rock, AR 72205. The listed phone number is (501) 686-0000.

What is Philip Prousnitzer's specialty?

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

Is Philip Prousnitzer enrolled in Medicare?

Yes. Philip Prousnitzer is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Philip Prousnitzer's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Philip Prousnitzer reassigns Medicare benefits to University Of Arkansas For Medical Sciences (Little Rock, AR). 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 Philip Prousnitzer'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 Philip Prousnitzer was last updated on August 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.