Active NPI 1477802833 Individual Practitioner Female Practitioner

Erinn Alexandra Case , ARNP

Nurse Practitioner • Spokane, WA

Professional Overview & Biography Verified Profile Summary

Erinn Case, ARNP is a registered healthcare professional specializing in Nurse Practitioner in Spokane, WA. Practice services are available at 307 W 6TH AVE under active NPI credentials.

Frequently performed procedures and clinical services include established patient outpatient office visit, insertion of needle into vein for collection of blood sample, 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

307 W 6th Ave

Spokane, WA 992042539

Telephone 8334115469

Specialty Benchmarks & Practice Insights

Comparative analytics for Nurse Practitioner in Spokane, WA

Active Practitioner

Practitioner Clinical Experience

Active

City Avg: 10.3 Yrs

State Avg: 11.0 Yrs

Regional Practice Density

191 Specialists

Practicing in Spokane, WA (2339 Statewide)

Telehealth Adoption Rate

13.6% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount

63.3% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Performed Procedures & Service Volume

Top Medicare Part B procedures performed by this practitioner

CMS Official Data (2022)

Reporting Year:

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	28	19	$325.00	$118.20
99213 Established patient office or other outpatient visit, typically 15 minutes	23	18	$225.00	$83.68

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	22	17	$225.00	$84.18

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	42	31	$225.00	$68.81
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	36	24	$325.00	$97.91

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	14	12	$205.71	$66.53

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99213 Established patient office or other outpatient visit, typically 15 minutes	86	56	$149.00	$60.49
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	74	44	$219.00	$87.77
36415 Insertion of needle into vein for collection of blood sample	53	41	$6.00	$2.80
99211 Office or other outpatient visit for the evaluation and management of established patient that may not require presence of healthcare professional	39	17	$42.00	$17.19
80053 Blood test, comprehensive group of blood chemicals	31	28	$23.00	$8.76
80061 Blood test, lipids (cholesterol and triglycerides)	26	24	$36.00	$13.46
85610 Blood test, clotting time	24	11	$11.00	$5.28
G0008 Administration of influenza virus vaccine	24	24	$45.00	$24.40
G0009 Administration of pneumococcal vaccine	24	24	$45.00	$25.46
90662 Influenza vaccine split virus, preservative free	19	19	$82.00	$45.52
85025 Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count	16	15	$21.00	$9.89
90670 Pneumococcal vaccine for injection into muscle	15	15	$331.47	$173.93
83036 Hemoglobin A1C level	14	11	$26.00	$12.26
84443 Blood test, thyroid stimulating hormone (TSH)	13	11	$46.00	$19.56
90732 Vaccine for pneumococcal polysaccharide for injection beneath the skin or into muscle, patient 2 years or older	11	11	$174.82	$88.06

Medical Specialties & State Licenses

CMS Verified: 2025-07-22

Nurse Practitioner Primary Specialty

NUCC Taxonomy Code: 363L00000X

State License WA AP60305664

(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.

Nurse Practitioner - Family

NUCC Taxonomy Code: 363LF0000X

State License CA 95009488

Definition to come...

Practice Associates & Co-Workers

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

29 Associated Practitioners

Dr. Nathan Kerestes , DO

Family Medicine

NPI 1023458676

Doctor of Osteopathic Medicine (D.O.)

Serenity Kelton

Physician Assistant

NPI 1073126603

Dr. Angela Szatkowski , DO

Family Medicine

NPI 1073953964

Doctor of Osteopathic Medicine (D.O.)

Joshua Cutler , LICSW

Social Worker - Clinical

NPI 1104121771

Licensed Independent Clinical Social Worker

Dr. Christine Luu , MD

Family Medicine

NPI 1104404086

Doctor of Medicine (M.D.)

Elisa Williams , ARNP

Nurse Practitioner

NPI 1184799074

Advanced Registered Nurse Practitioner

Career & Practice History Timeline

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

15 Historical Events

📍

Updated Practice Location July 22, 2025

Registered at 307 W 6TH AVE, SPOKANE, WA 992042539 (Tel: 8334115469)

📍

Updated Business Mailing Address July 22, 2025

Registered at 307 W 6TH AVE, SPOKANE, WA 992042539

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) July 22, 2025

Nurse Practitioner (License #95009488 in CA)

📍

Updated Practice Location May 21, 2019

Registered at 3737 MORAGA AVE STE B103, SAN DIEGO, CA 921175352 (Tel: 8585541212)

📍

Updated Business Mailing Address May 21, 2019

Registered at 9850 GENESEE AVE STE 320, LA JOLLA, CA 920371208 (Tel: 8585541212)

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) May 21, 2019

Nurse Practitioner (License #AP60305664 in WA)

📍

Updated Practice Location September 24, 2018

Registered at 5671 BALBOA AVE, SAN DIEGO, CA 921112705 (Tel: 8588002880)

📍

Updated Business Mailing Address September 24, 2018

Registered at 5671 BALBOA AVE, SAN DIEGO, CA 921112705 (Tel: 8588002880)

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) September 24, 2018

Nurse Practitioner (License #95009488 in CA)

✅

NPI Profile Active October 19, 2012

NPI status registered as active in NPPES database

📍

Updated Practice Location October 19, 2012

Registered at 2116 EAST SECTION STREET, MOUNT VERNON, WA 982749124 (Tel: 3604281700)

📍

Updated Business Mailing Address October 19, 2012

Registered at 2116 EAST SECTION STREET, MOUNT VERNON, WA 982749124 (Tel: 3604281700)

👤

Provider Name / Credentials Updated October 19, 2012

Recorded as ERINN CASE, ARNP

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) October 19, 2012

Nurse Practitioner (License #AP60305664 in WA)

🟢

Initial NPI Registration & Enumeration August 31, 2012

First registered as active Individual Practitioner in NPPES Database.

Patient & Community Reviews

Verified patient ratings, medical care experiences, and facility photos

0 Reviews

No patient reviews submitted yet for Erinn Case. Be the first to share your experience!

Only verified registered users can submit ratings, post feedback, and upload facility photos.

NPI Administrative Meta

NPI Number: 1477802833

Entity Type:

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

Enumeration Date: August 31, 2012

Last Update: July 22, 2025

Sole Proprietor: No

Update or Correct Profile

Mailing Address

307 W 6th Ave

Spokane, WA 992042539

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.