Active NPI 1902859804 Individual Practitioner Female Practitioner

Allyson Rae Landphair , ARNP

Nurse Practitioner • Waterloo, IA

Professional Overview & Biography Verified Profile Summary

Allyson Landphair, ARNP is a certified Nurse Practitioner practicing in Waterloo, IA. With approximately 27 years of clinical experience since completing medical education in 1999, Allyson Landphair delivers high-quality medical care to the local community at 1753 W RIDGEWAY AVE STE 111.

Allyson Landphair is affiliated with Allen Memorial Hospital Corporation and does not directly accept Medicare assignment.

Frequently performed procedures and clinical services include established patient outpatient office visit, injection of chemical agent into multiple incompetent veins of leg, new patient outpatient office visit. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

1753 W Ridgeway Ave Ste 111

Waterloo, IA 507014588

Telephone 3192336211

Fax 3192332164

Associated Practice Facility / Clinic

🏢 Northern Iowa Cardiovascular And Thoracic Surgery Clinic, Pc Facility NPI 1942545975

Medicare Profile & Education

Medical School

Other

Graduation Year

1999

Medicare Assignment

Not Specified

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Nurse Practitioner in Waterloo, IA

Senior Veteran Specialist (>20 Yrs)

Practitioner Clinical Experience

27 Yrs +16.5 yrs vs City Avg

City Avg: 10.5 Yrs

State Avg: 11.8 Yrs

Regional Practice Density

96 Specialists

Practicing in Waterloo, IA (1307 Statewide)

Telehealth Adoption Rate

16.7% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount

81.2% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Landphair (27 Years) 27 Yrs

Waterloo Specialty Average (10.5 Years) 10.5 Yrs

Performed Procedures & Service Volume

Top Medicare Part B procedures performed by this practitioner

CMS Official Data (2024)

Reporting Year:

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	640	495	$130.79	$52.09
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	238	196	$199.71	$76.51
36471 Injection of chemical agent into multiple incompetent veins of leg	105	66	$238.29	$56.37
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	79	69	$80.81	$27.52
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	37	37	$198.57	$66.33
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	36	35	$270.00	$116.10
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	34	34	$300.26	$107.34
G2211 Visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient's	33	29	$39.00	$13.00
36465 Injection of chemical agent into single incompetent vein of leg using ultrasound guidance	22	17	$1774.64	$88.46
36470 Injection of chemical agent into single incompetent vein	19	15	$138.00	$28.28

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	497	420	$130.24	$52.28
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	192	166	$197.64	$77.23
36471 Injection of chemical agent into multiple incompetent veins of leg	86	52	$205.35	$57.13
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	69	60	$78.00	$28.08
99215 Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more	62	53	$263.97	$112.23
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	37	37	$200.24	$64.20
36465 Injection of chemical agent into single incompetent vein of leg using ultrasound guidance	19	14	$1378.26	$89.91
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	12	12	$298.00	$105.19

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	452	343	$80.00	$44.74
99213 Established patient office or other outpatient visit, typically 15 minutes	93	87	$137.00	$72.33
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	53	48	$200.00	$101.20
36471 Injection of chemical agent into multiple incompetent veins of leg	30	22	$594.00	$165.88
36470 Injection of chemical agent into single incompetent vein	27	20	$350.00	$90.97
36465 Injection of chemical agent into single incompetent vein of leg using ultrasound guidance	16	11	$4025.00	$1076.97

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	444	367	$80.00	$44.97
99213 Established patient office or other outpatient visit, typically 15 minutes	164	150	$137.00	$73.00
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	52	46	$200.00	$104.44
36471 Injection of chemical agent into multiple incompetent veins of leg	39	27	$540.00	$158.57

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	422	320	$137.00	$59.43
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	167	146	$80.00	$36.05
36471 Injection of chemical agent into multiple incompetent veins of leg	41	26	$566.34	$153.64
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	21	19	$200.00	$87.46

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	205	144	$137.00	$58.36
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	184	125	$80.00	$34.48
36471 Injection of chemical agent into multiple incompetent veins of leg	29	18	$595.86	$154.29

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	287	161	$80.00	$34.64
99213 Established patient office or other outpatient visit, typically 15 minutes	206	152	$137.00	$58.01
36471 Injection of chemical agent into multiple incompetent veins of leg	20	15	$594.00	$155.14
36470 Injection of chemical agent into single incompetent vein	16	14	$371.88	$84.64

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	259	176	$80.00	$34.09
99213 Established patient office or other outpatient visit, typically 15 minutes	234	147	$137.00	$57.73
36471 Injection of chemical agent into multiple incompetent veins of leg	42	25	$578.57	$140.35
36470 Injection of chemical agent into single incompetent vein	18	13	$350.00	$112.75

Medical Specialties & State Licenses

CMS Verified: 2026-04-16

Nurse Practitioner Primary Specialty

NUCC Taxonomy Code: 363L00000X

State License IA A095751

(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.

Additional State Medicaid & Healthcare Payer Identifiers

Medicaid State Provider ID

0453670 (IA)

Commercial Insurance / Payer ID Wellmark Ins Plan

42583 (IA)

Commercial Insurance / Payer ID John Deere Health Ins Pla

421417307F4 (IA)

Hospital & Practice Group Affiliations

Allen Memorial Hospital Corporation

1825 Logan Ave, Waterloo, IA 507031916

Phone: 3192353913

Allen Memorial Hospital Corporation

1600 1st St E, Independence, IA 506443155

Phone: 3193320999

Practice Associates & Co-Workers

Healthcare professionals and specialists practicing at this location or sharing practice phone/fax

1 Associated Practitioners

Dr. Eromosele Otoadese , MD

Thoracic Surgery (Cardiothoracic Vascular Surgery)

NPI 1013960129

Doctor of Medicine (M.D.)

Career & Practice History Timeline

Chronological log of verified NPI updates, location relocations, credentials, and registry changes

9 Historical Events

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) April 16, 2026

Nurse Practitioner (License #A095751 in IA)

📍

Updated Practice Location May 14, 2020

Registered at 1753 W RIDGEWAY AVE STE 111, WATERLOO, IA 507014588 (Tel: 3192336211)

📍

Updated Business Mailing Address May 14, 2020

Registered at PO BOX 2660, WATERLOO, IA 507042660 (Tel: 3192336211)

✅

NPI Profile Active September 06, 2007

NPI status registered as active in NPPES database

📍

Updated Practice Location September 06, 2007

Registered at 146 W DALE ST, SUITE 202, WATERLOO, IA 507031901 (Tel: 3192336211)

📍

Updated Business Mailing Address September 06, 2007

Registered at PO BOX 2758, WATERLOO, IA 507042758 (Tel: 3192336211)

👤

Provider Name / Credentials Updated September 06, 2007

Recorded as ALLYSON LANDPHAIR, ARNP

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) September 06, 2007

Nurse Practitioner (License #A095751 in IA)

🟢

Initial NPI Registration & Enumeration May 19, 2006

First registered as active Individual Practitioner in NPPES Database.

Patient & Community Reviews

Verified patient ratings, medical care experiences, and facility photos

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NPI Administrative Meta

NPI Number: 1902859804

Entity Type:

Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)

Enumeration Date: May 19, 2006

Last Update: April 16, 2026

Sole Proprietor: No

Update or Correct Profile

Mailing Address

Po Box 2660

Waterloo, IA 507042660

Phone: 3192336211

Public Domain Record This profile contains public domain information published by CMS and NPPES under the Freedom of Information Act (FOIA).

⚠️ Medical Disclaimer

This directory listing is for informational purposes only and does not constitute medical advice, diagnosis, or physician endorsement. If you are experiencing a medical emergency, please call 911 immediately.