ANN E WALKER APRN
NPI 1437451598
Nurse Practitioner in Lincoln, NE

Q: What is Ann Walker's NPI number?

The NPI number for Ann Walker is 1437451598. It was assigned to this individual provider in the NPPES registry on November 23, 2010.

Q: What is Ann Walker's specialty?

The primary specialty registered for this NPI is Nurse Practitioner with taxonomy code 363L00000X.

Q: When was this NPI record last updated?

The NPPES record for Ann Walker was last updated on March 25, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 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.

Active since November 23, 2010PECOS EnrolledAccepts Medicare Assignment

75.42/100

CMS Quality Rating

1500 S 48TH ST STE 800, LINCOLN, NE 68506(402) 483-8600(402) 483-8689 Get Directions Write a Review

NPPES record last updated: March 25, 2025. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: Mar 25, 2025, May 25, 2023, Mar 25, 2021 (3 updates tracked since 2021).

On this page

About Ann E Walker Aprn NPPES

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

ANN E WALKER APRN (NPI 1437451598) is an individual nurse practitioner in Lincoln, Nebraska, licensed in Nebraska (111193) and active in the NPI registry since November 2010. She is enrolled in Medicare PECOS, is affiliated with Bryan Medical Center, and is a graduate of Other (2010).

NPPES Registry Identity

NPI1437451598

Entity TypeIndividualFemale

Primary Taxonomy363L00000X

Provider Legal NameANN E WALKERCredential: APRN

Location Address1500 S 48TH ST STE 800Lincoln, NE 68506-1200

Mailing Address1500 S 48th St Ste 800Lincoln, NE 68506-1200 · (402) 483-8600 · Fax (402) 483-8689

Phone(402) 483-8600

Fax(402) 483-8689

Sole ProprietorNo

Medical School CMSOtherGraduated 2010

Enumeration DateNovember 23, 2010

Last NPPES UpdateMarch 25, 20253 updates tracked since enumeration

NPPES CertifiedMarch 25, 2025

✔ NPI 1437451598 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers

Taxonomy Code363L00000X

License✔ Licensed in NE · 111193

Definition

(1) A registered nurse provider with a graduate degree in nursing prepared for advanced practice involving independent and interdependent decision making and direct accountability for clinical judgment across the health care continuum or in a certified specialty. (2) A registered nurse who has completed additional training beyond basic nursing education and who provides primary health care services in accordance with state nurse practice laws or statutes. Tasks performed by nurse practitioners vary with practice requirements mandated by geographic, political, economic, and social factors. Nurse practitioner specialists include, but are not limited to, family nurse practitioners, gerontological nurse practitioners, pediatric nurse practitioners, obstetric-gynecologic nurse practitioners, and school nurse practitioners.

1500 S 48TH ST STE 800, Lincoln, NE 68506

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Other Identifiers 1

Medicaid10026943101NE

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Home State Health, Ambetter from Sunflower Health Plan, Ambetter Health and more.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

Ann E Walker Aprn 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 ID3971790056

PECOS Enrollment IDI20101215000682

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 6

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.

348 services275 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.

221 services205 patients

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.

67 services59 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.

28 services28 patients

Evaluation of use of breathing device 94664

The evaluation of a breathing device involves checking how effectively you're using it to manage your respiratory condition. It assesses the device's fit, your comfort, and your technique to ensure optimal results.

11 services11 patients

New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more 99203

This service involves an initial office or outpatient visit for a new patient. The healthcare professional will spend 30-44 minutes understanding your health history, current issues, and discussing possible treatment plans. It's a comprehensive evaluation to start your healthcare journey.

11 services11 patients

Hospital Affiliations CMS Care Compare 2

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

Bryan Medical Center

Acute Care Hospitals · Lincoln, NE

4/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number280003

Location1600 South 48th StLincoln, NE 68506 · Lancaster County

Emergency services Birthing friendly

Columbus Community Hospital, Inc

Acute Care Hospitals · Columbus, NE

4/5 CMS rating

OwnershipVoluntary non-profit - Other

CMS Certification Number280111

Location4600 38th StColumbus, NE 68601 · Platte County

Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 68506 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

$81.20 typical visit price

range $52.69 – $160.21

Typical copayment $20.30 (range $13.17 – $40.05)

Most-billed visit code 99203

Established Patient

$93.55 typical visit price

range $16.90 – $131.25

Typical copayment $23.38 (range $4.22 – $32.81)

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.

75.42/100

MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program

Scored as part of a group practice

Quality

67.18

Promoting Interoperability

Improvement Activities

Cost

50.86

Referred Medical Equipment & Supplies CMS DME claims 29

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

Tubing with integrated heating element for use with positive airway pressure device A4604

DME-Other DME · category DE001N

9 suppliers118 claims118 services$39.63 avg. paid by Medicare

Full face mask used with positive airway pressure device, each A7030

DME-Other DME · category DE001N

11 suppliers102 claims102 services$101.08 avg. paid by Medicare

Face mask interface, replacement for full face mask, each A7031

DME-Other DME · category DE001N

10 suppliers111 claims274 services$38.49 avg. paid by Medicare

Cushion for use on nasal mask interface, replacement only, each A7032

DME-Other DME · category DE001N

8 suppliers35 claims176 services$20.05 avg. paid by Medicare

Pillow for use on nasal cannula type interface, replacement only, pair A7033

DME-Other DME · category DE001N

8 suppliers25 claims127 services$15.50 avg. paid by Medicare

Nasal interface (mask or cannula type) used with positive airway pressure device, with or without head strap A7034

DME-Other DME · category DE001N

10 suppliers63 claims63 services$62.38 avg. paid by Medicare

Headgear used with positive airway pressure device A7035

DME-Other DME · category DE001N

13 suppliers113 claims113 services$21.87 avg. paid by Medicare

Tubing used with positive airway pressure device A7037

DME-Other DME · category DE001N

10 suppliers52 claims52 services$18.02 avg. paid by Medicare

Filter, disposable, used with positive airway pressure device A7038

DME-Other DME · category DE001N

12 suppliers170 claims907 services$2.65 avg. paid by Medicare

Filter, non disposable, used with positive airway pressure device A7039

DME-Other DME · category DE001N

4 suppliers28 claims28 services$7.55 avg. paid by Medicare

Water chamber for humidifier, used with positive airway pressure device, replacement, each A7046

DME-Other DME · category DE001N

10 suppliers46 claims46 services$12.26 avg. paid by Medicare

Portable gaseous oxygen system, rental; includes portable container, regulator, flowmeter, humidifier, cannula or mask, and tubing E0431

DME-Oxygen and Supplies · category DC000N

10 suppliers211 claims212 services$18.63 avg. paid by Medicare

Stationary oxygen contents, liquid, 1 month's supply = 1 unit E0442

DME-Oxygen and Supplies · category DC000N

2 suppliers14 claims14 services$49.54 avg. paid by Medicare

Portable oxygen contents, liquid, 1 month's supply = 1 unit E0444

DME-Oxygen and Supplies · category DC000N

2 suppliers14 claims14 services$46.88 avg. paid by Medicare

Home ventilator, any type, used with non-invasive interface, (e.g., mask, chest shell) E0466

DME-Other DME · category DE005N

3 suppliers26 claims26 services$878.47 avg. paid by Medicare

Respiratory assist device, bi-level pressure capability, without backup rate feature, used with noninvasive interface, e.g., nasal or facial mask (intermittent assist device with continuous positive airway pressure device) E0470

DME-Other DME · category DE001N

4 suppliers23 claims23 services$122.97 avg. paid by Medicare

Humidifier, heated, used with positive airway pressure device E0562

DME-Other DME · category DE001N

6 suppliers19 claims19 services$169.10 avg. paid by Medicare

Humidifier, heated, used with positive airway pressure device E0562

DME-Other DME · category DE001N

4 suppliers42 claims42 services$16.27 avg. paid by Medicare

Nebulizer, with compressor E0570

DME-Other DME · category DE000N

6 suppliers29 claims31 services$7.55 avg. paid by Medicare

Continuous positive airway pressure (cpap) device E0601

DME-Other DME · category DE001N

9 suppliers157 claims161 services$47.96 avg. paid by Medicare

Oxygen concentrator, single delivery port, capable of delivering 85 percent or greater oxygen concentration at the prescribed flow rate E1390

DME-Oxygen and Supplies · category DC002N

15 suppliers479 claims485 services$101.14 avg. paid by Medicare

Portable oxygen concentrator, rental E1392

DME-Oxygen and Supplies · category DC002N

5 suppliers45 claims46 services$33.46 avg. paid by Medicare

Arformoterol, inhalation solution, fda approved final product, non-compounded, administered through dme, unit dose form, 15 micrograms J7605

DME-Drugs Administered Through DME · category DG006N

8 suppliers43 claims2,490 services$4.21 avg. paid by Medicare

Albuterol, inhalation solution, fda-approved final product, non-compounded, administered through dme, unit dose, 1 mg J7613

DME-Drugs Administered Through DME · category DG006N

5 suppliers18 claims5,445 services$0.03 avg. paid by Medicare

Albuterol, up to 2.5 mg and ipratropium bromide, up to 0.5 mg, fda-approved final product, non-compounded, administered through dme J7620

DME-Drugs Administered Through DME · category DG006N

9 suppliers27 claims4,182 services$0.08 avg. paid by Medicare

Budesonide, inhalation solution, fda-approved final product, non-compounded, administered through dme, unit dose form, up to 0.5 mg J7626

DME-Drugs Administered Through DME · category DG000N

14 suppliers64 claims4,710 services$0.81 avg. paid by Medicare

Revefenacin inhalation solution, fda-approved final product, non-compounded, administered through dme, 1 microgram J7677

DME-Drugs Administered Through DME · category DG006N

6 suppliers22 claims115,500 services$0.15 avg. paid by Medicare

Portable gaseous oxygen system, rental; home compressor used to fill portable oxygen cylinders; includes portable containers, regulator, flowmeter, humidifier, cannula or mask, and tubing K0738

DME-Oxygen and Supplies · category DC000N

2 suppliers71 claims73 services$36.11 avg. paid by Medicare

Pharmacy dispensing fee for inhalation drug(s); per 30 days Q0513

DME-Other DME · category DE000N

11 suppliers63 claims63 services$24.49 avg. paid by Medicare

Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

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.

MICHELLE TYSER PA

Physician Assistant

1500 S 48TH ST STE 800
LINCOLN, NE 68506

Lancaster County (402) 483-8600

DR. RADU FLORIN NEAMU M.D.

Internal Medicine (Pulmonary Disease)

1500 S 48TH ST STE 800
LINCOLN, NE 68506

Lancaster County (402) 483-8600

MATTHEW ANTONE MASLONKA MD

Internal Medicine (Pulmonary Disease)

1500 S 48TH ST STE 800
LINCOLN, NE 68506

Lancaster County (402) 483-8600

SEAN G BARRY M.D.

Internal Medicine (Pulmonary Disease)

1500 S 48TH ST STE 800
LINCOLN, NE 68506

Lancaster County (402) 483-8600

NICHOLAS T GENRICH APRN

Nurse Practitioner

1500 S 48TH ST STE 800
LINCOLN, NE 68506

Lancaster County (402) 483-8600

DAISY ORTIZ JUAREZ APRN

Nurse Practitioner

1500 S 48TH ST STE 800
LINCOLN, NE 68506

Lancaster County (402) 483-8600

LYNDEN BROOKE MCLEAN APRN

Nurse Practitioner

1500 S 48TH ST STE 800
LINCOLN, NE 68506

Lancaster County (402) 483-8600

ALI JANE PIPER M.D.

Internal Medicine (Pulmonary Disease)

1500 S 48TH ST STE 800
LINCOLN, NE 68506

Lancaster County (402) 483-8600

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 Ann Walker's NPI number?

The NPI number for Ann Walker is 1437451598. It was assigned to this individual provider in the NPPES registry on November 23, 2010.

Where is Ann Walker located?

Ann Walker practices at 1500 S 48th St Ste 800, Lincoln, NE 68506. The listed phone number is (402) 483-8600.

What is Ann Walker's specialty?

The primary specialty registered for this NPI is Nurse Practitioner with taxonomy code 363L00000X.

Is Ann Walker enrolled in Medicare?

Yes. Ann Walker 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 Ann Walker accept?

Health plans from Ambetter Health, Ambetter Health of Delaware, Ambetter from Home State Health, Ambetter from Sunflower Health Plan and Blue Cross and Blue Shield of Nebraska and 3 other insurers list Ann Walker 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 Ann Walker affiliated with any hospitals?

According to CMS data, Ann Walker is affiliated with Bryan Medical Center and Columbus Community Hospital, Inc.

When was this NPI record last updated?

The NPPES record for Ann Walker was last updated on March 25, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 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.