Active NPI 1346705993 Individual Practitioner Female Practitioner

Melissa Kay Wallis , AGNP

Nurse Practitioner • Saint Louis, MO

Professional Overview & Biography Verified Profile Summary

Melissa Wallis, AGNP is a registered healthcare professional specializing in Nurse Practitioner in Saint Louis, MO. Practice services are available at 4921 PARKVIEW PL under active NPI credentials.

Frequently performed procedures and clinical services include established patient outpatient office visit, telephone medical discussion with physician, 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

4921 Parkview Pl
Div Neuro Surg, Ste 6b/6c

Saint Louis, MO 631101032

Telephone 3143623577

Fax 3143622107

Associated Practice Facility / Clinic

🏢 The Retina Institute Llc Facility NPI 1407858673

Specialty Benchmarks & Practice Insights

Comparative analytics for Nurse Practitioner in Saint Louis, MO

Active Practitioner

Practitioner Clinical Experience

Active

City Avg: 11.6 Yrs

State Avg: 11.7 Yrs

Regional Practice Density

442 Specialists

Practicing in Saint Louis, MO (1750 Statewide)

Telehealth Adoption Rate

14.0% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount

54.5% 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	110	96	$235.00	$108.34
99441 Telephone medical discussion with physician, 5-10 minutes	42	39	$48.00	$46.21
99213 Established patient office or other outpatient visit, typically 15 minutes	39	39	$149.00	$77.36
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	20	20	$380.00	$137.95

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99231 Follow-up hospital inpatient care per day, typically 15 minutes	22	17	$77.00	$32.26
99213 Established patient office or other outpatient visit, typically 15 minutes	20	19	$134.60	$77.38
99214 Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	18	17	$221.67	$109.85
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	14	14	$133.00	$60.37
99204 New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more	12	12	$360.50	$142.23
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	12	12	$253.00	$114.21

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99231 Follow-up hospital inpatient care per day, typically 15 minutes	80	56	$77.00	$33.13
99213 Established patient office or other outpatient visit, typically 15 minutes	46	38	$131.00	$62.90
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	34	30	$133.00	$61.70
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	19	19	$371.00	$172.64
G2012 Brief communication technology-based service, e.g. virtual check-in, by a physician or other qualified health care professional who can report evaluation and management services, provided to an established patient, not originating from a related e/m servic	16	16	$27.00	$12.39
99221 Initial hospital inpatient care per day, typically 30 minutes	16	16	$186.00	$87.25

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99231 Follow-up hospital inpatient care per day, typically 15 minutes	44	29	$79.00	$33.20
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	24	16	$145.00	$61.25
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	17	17	$408.00	$170.33
99213 Established patient office or other outpatient visit, typically 15 minutes	13	12	$145.00	$61.81

Medical Specialties & State Licenses

Nurse Practitioner Primary Specialty

NUCC Taxonomy Code: 363L00000X

State License MO 2019005399

(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

420070582 (MO)

Practice Associates & Co-Workers

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

40 Associated Practitioners

Jennifer Jacobi , PNP

Nurse Practitioner - Pediatrics

NPI 1003383324

Pediatric Nurse Practitioner

Dr. Ralph Dacey , MD

Neurological Surgery

NPI 1003833567

Doctor of Medicine (M.D.)

Stephen Simpson , PA

Physician Assistant

NPI 1083375190

Physician Assistant

Dr. Brenton Pennicooke , MD

Neurological Surgery

NPI 1093093064

Doctor of Medicine (M.D.)

Dr. Timothy Woodiwiss , MD

Neurological Surgery

NPI 1093376634

Doctor of Medicine (M.D.)

Kayla Jarrett , PA

Physician Assistant

NPI 1114763158

Physician Assistant

Career & Practice History Timeline

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

10 Historical Events

📍

Updated Practice Location November 15, 2021

Registered at 4921 PARKVIEW PL, DIV NEURO SURG, STE 6B/6C, SAINT LOUIS, MO 631101032 (Tel: 3143623577)

📍

Updated Business Mailing Address November 15, 2021

Registered at 660 S EUCLID AVE, CB 8057, SAINT LOUIS, MO 631101010 (Tel: 3147476174)

👤

Provider Name / Credentials Updated November 15, 2021

Recorded as MELISSA WALLIS, AGNP

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) November 15, 2021

Nurse Practitioner (License #2019005399 in MO)

✅

NPI Profile Active February 07, 2019

NPI status registered as active in NPPES database

📍

Updated Practice Location February 07, 2019

Registered at 10012 KENNERLY RD, SAINT LOUIS, MO 631282042 (Tel: 3145435999)

📍

Updated Business Mailing Address February 07, 2019

Registered at 10012 KENNERLY RD STE 400, SAINT LOUIS, MO 631282197 (Tel: 3145435999)

👤

Provider Name / Credentials Updated February 07, 2019

Recorded as MELISSA WALLIS, AGNP-C

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) February 07, 2019

Nurse Practitioner (License #2013023808 in MO)

🟢

Initial NPI Registration & Enumeration February 07, 2019

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: 1346705993

Entity Type:

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

Enumeration Date: February 07, 2019

Last Update: November 15, 2021

Sole Proprietor: No

Update or Correct Profile

Mailing Address

660 S Euclid Ave, Cb 8057

Saint Louis, MO 631101010

Phone: 3147476174

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.