Active NPI 1780836114 Individual Practitioner Female Practitioner

Dr. Mignon Walker , MD

General Practice • Hermosa Beach, CA

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Dr. Mignon Walker, MD is a certified General Practice practicing in Hermosa Beach, CA. With approximately 29 years of clinical experience since graduating from Stanford University School Of Medicine in 1997, Dr. Walker delivers high-quality medical care to the local community at 2447 PACIFIC COAST HWY FL 2.

Dr. Walker accepts Medicare assignment.

Frequently performed procedures and clinical services include physician or allowed practitioner supervision of a patient receiving medicare-covered services provided by a participating home health agency (patient not present) requiring complex and multidisciplinary care modalities involving regular physician or allow, residence visit for established patient with moderate level of medical decision making, per day, if using time, at least, physician re-certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians to affirm the initial imp. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

2447 Pacific Coast Hwy Fl 2

Hermosa Beach, CA 902542743

Telephone 3109411513

Fax 8886110861

Associated Practice Facility / Clinic

🏢 Allymd Health, Inc. Facility NPI 1619844156

Medicare Profile & Education

Medical School

Stanford University School Of Medicine

Graduation Year

1997

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for General Practice in Hermosa Beach, CA

Senior Veteran Specialist (>20 Yrs)

Practitioner Clinical Experience

29 Yrs Matches City Avg

City Avg: 29.0 Yrs

State Avg: 31.1 Yrs

Regional Practice Density

2 Specialists

Practicing in Hermosa Beach, CA (2300 Statewide)

Telehealth Adoption Rate

0.0% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount

48.9% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Walker (29 Years) 29 Yrs

Hermosa Beach Specialty Average (29.0 Years) 29.0 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
G0181 Physician or allowed practitioner supervision of a patient receiving medicare-covered services provided by a participating home health agency (patient not present) requiring complex and multidisciplinary care modalities involving regular physician or allow	168	27	$200.00	$111.97
99349 Residence visit for established patient with moderate level of medical decision making, per day, if using time, at least 40 minutes	162	27	$260.00	$133.07
G0179 Physician re-certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians to affirm the initial imp	70	22	$100.00	$46.48
G0180 Physician or allowed practitioner certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians and	18	15	$125.00	$58.75

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99349 Residence visit for established patient with moderate level of medical decision making, per day, if using time, at least 40 minutes	174	33	$260.00	$135.04
G0181 Physician or allowed practitioner supervision of a patient receiving medicare-covered services provided by a participating home health agency (patient not present) requiring complex and multidisciplinary care modalities involving regular physician or allow	131	23	$200.00	$111.94
99443 Telephone medical discussion with physician, 21-30 minutes	60	25	$150.00	$138.35
G0179 Physician re-certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians to affirm the initial imp	53	21	$100.00	$45.95
G0180 Physician or allowed practitioner certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians and	26	21	$125.00	$57.50

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
G0181 Physician or allowed practitioner supervision of a patient receiving medicare-covered services provided by a participating home health agency (patient not present) requiring complex and multidisciplinary care modalities involving regular physician or allow	150	33	$200.00	$114.34
G0179 Physician re-certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians to affirm the initial imp	94	33	$100.00	$45.85
99443 Telephone medical discussion with physician, 21-30 minutes	74	24	$151.35	$140.04
99349 Residence visit for established patient with moderate level of medical decision making, per day, if using time, at least 40 minutes	57	32	$260.00	$136.89
99354 Prolonged office or other outpatient service first hour	15	13	$200.00	$137.18
G0180 Physician or allowed practitioner certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians and	14	14	$125.00	$59.02

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
G0181 Physician or allowed practitioner supervision of a patient receiving medicare-covered services provided by a participating home health agency (patient not present) requiring complex and multidisciplinary care modalities involving regular physician or allow	207	41	$200.00	$115.78
99443 Telephone medical discussion with physician, 21-30 minutes	163	42	$192.45	$143.87
G0179 Physician re-certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians to affirm the initial imp	99	36	$100.00	$46.21
99349 Residence visit for established patient with moderate level of medical decision making, per day, if using time, at least 40 minutes	62	31	$260.00	$139.18
G0180 Physician or allowed practitioner certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians and	34	28	$125.00	$59.03
99354 Prolonged office or other outpatient service first hour	23	17	$175.65	$139.18

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
J3301 Injection, triamcinolone acetonide, not otherwise specified, 10 mg	493	37	$6.29	$1.46
99349 Residence visit for established patient with moderate level of medical decision making, per day, if using time, at least 40 minutes	226	50	$260.00	$140.19
G0181 Physician or allowed practitioner supervision of a patient receiving medicare-covered services provided by a participating home health agency (patient not present) requiring complex and multidisciplinary care modalities involving regular physician or allow	188	41	$200.00	$117.58
G0179 Physician re-certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians to affirm the initial imp	102	38	$100.00	$45.96
99348 Residence visit for established patient with low level of medical decision making, per day, if using time, at least 30 minutes	97	37	$160.00	$91.52
20610 Aspiration and/or injection of fluid from large joint	90	32	$150.00	$57.53
99354 Prolonged office or other outpatient service first hour	60	29	$200.00	$141.19
G0180 Physician or allowed practitioner certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians and	37	32	$125.00	$59.47
20553 Injection of trigger points, 3 or more muscles	35	22	$150.00	$71.86
G0127 Trimming of dystrophic nails, any number	18	13	$165.00	$25.04
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	13	13	$320.00	$127.90

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
J3301 Injection, triamcinolone acetonide, not otherwise specified, 10 mg	592	41	$6.25	$1.59
99349 Residence visit for established patient with moderate level of medical decision making, per day, if using time, at least 40 minutes	249	60	$260.00	$138.51
G0181 Physician or allowed practitioner supervision of a patient receiving medicare-covered services provided by a participating home health agency (patient not present) requiring complex and multidisciplinary care modalities involving regular physician or allow	224	43	$200.00	$116.85
99348 Residence visit for established patient with low level of medical decision making, per day, if using time, at least 30 minutes	132	48	$160.00	$89.90
20610 Aspiration and/or injection of fluid from large joint	126	41	$150.00	$55.79
G0179 Physician re-certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians to affirm the initial imp	86	38	$100.00	$45.89
99336 Established patient assisted living visit, typically 40 minutes	56	35	$189.00	$145.19
20553 Injection of trigger points, 3 or more muscles	30	26	$150.00	$70.71
99335 Established patient assisted living visit, typically 25 minutes	29	17	$120.00	$102.20
G0180 Physician or allowed practitioner certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians and	25	23	$125.00	$58.73
99354 Prolonged office or other outpatient service first hour	21	14	$200.00	$139.67
99337 Established patient assisted living visit, typically 60 minutes	11	11	$270.00	$207.64

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
J3301 Injection, triamcinolone acetonide, not otherwise specified, 10 mg	344	24	$6.25	$1.81
G0181 Physician or allowed practitioner supervision of a patient receiving medicare-covered services provided by a participating home health agency (patient not present) requiring complex and multidisciplinary care modalities involving regular physician or allow	273	59	$200.00	$110.93
99348 Residence visit for established patient with low level of medical decision making, per day, if using time, at least 30 minutes	123	48	$160.00	$85.05
99336 Established patient assisted living visit, typically 40 minutes	122	55	$189.00	$137.27
G0179 Physician re-certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians to affirm the initial imp	100	39	$100.00	$43.98
20610 Aspiration and/or injection of fluid from large joint	99	39	$150.00	$49.67
99349 Residence visit for established patient with moderate level of medical decision making, per day, if using time, at least 40 minutes	84	43	$260.00	$130.01
99335 Established patient assisted living visit, typically 25 minutes	65	45	$120.00	$96.17
99407 Smoking and tobacco use intensive counseling, more than 10 minutes	54	29	$70.00	$28.06
20553 Injection of trigger points, 3 or more muscles	49	30	$151.53	$66.61
99354 Prolonged office or other outpatient service first hour	34	26	$200.00	$132.40
G0180 Physician or allowed practitioner certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians and	33	30	$125.00	$56.11
99327 New patient custodial care facility, group care, or assisted living visit, typically 1 hour	12	12	$380.00	$188.35
99345 Residence visit for new patient with high level of medical decision making, per day, if using time, at least 75 minutes	12	12	$450.00	$225.43

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
J3301 Injection, triamcinolone acetonide, not otherwise specified, 10 mg	344	31	$6.25	$1.79
99336 Established patient assisted living visit, typically 40 minutes	268	74	$189.00	$140.26
G0181 Physician or allowed practitioner supervision of a patient receiving medicare-covered services provided by a participating home health agency (patient not present) requiring complex and multidisciplinary care modalities involving regular physician or allow	212	54	$200.00	$113.48
99349 Residence visit for established patient with moderate level of medical decision making, per day, if using time, at least 40 minutes	200	65	$260.00	$133.50
99335 Established patient assisted living visit, typically 25 minutes	144	58	$120.00	$98.86
99348 Residence visit for established patient with low level of medical decision making, per day, if using time, at least 30 minutes	114	53	$161.75	$87.49
20610 Aspiration and/or injection of fluid from large joint	96	31	$148.96	$56.43
G0179 Physician re-certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians to affirm the initial imp	67	27	$100.00	$44.62
99407 Smoking and tobacco use intensive counseling, more than 10 minutes	61	33	$70.00	$28.93
99354 Prolonged office or other outpatient service first hour	57	41	$200.00	$134.77
20553 Injection of trigger points, 3 or more muscles	55	38	$150.00	$68.40
G0180 Physician or allowed practitioner certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians and	38	35	$125.00	$57.44
G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	20	20	$320.00	$123.31
99334 Established patient custodial care facility, group care, or assisted living visit, typically 15 minutes	19	19	$117.79	$62.72

Medical Specialties & State Licenses

CMS Verified: 2023-08-30

General Practice Primary Specialty

NUCC Taxonomy Code: 208D00000X

State License CA A77862

A physician who specializes in the general practice of diagnosing, treating, and managing patients with a variety of illnesses and conditions.

Practice Associates & Co-Workers

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

1 Associated Practitioners

Jacqueline Aguilar

Social Worker - Clinical

NPI 1790119931

Career & Practice History Timeline

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

9 Historical Events

📍

Updated Practice Location August 30, 2023

Registered at 2447 PACIFIC COAST HWY FL 2, HERMOSA BEACH, CA 902542743 (Tel: 3109411513)

📍

Updated Business Mailing Address August 30, 2023

Registered at 2447 PACIFIC COAST HWY FL 2, HERMOSA BEACH, CA 902542743 (Tel: 3109411513)

👤

Provider Name / Credentials Updated August 30, 2023

Recorded as MIGNON WALKER, MD

✅

NPI Profile Active March 14, 2014

NPI status registered as active in NPPES database

📍

Updated Practice Location March 14, 2014

Registered at 703 PIER AVE, SUITE B625, HERMOSA BEACH, CA 902543949 (Tel: 3109411513)

📍

Updated Business Mailing Address March 14, 2014

Registered at 703 PIER AVE # B625, HERMOSA BEACH, CA 902543949 (Tel: 3109411513)

👤

Provider Name / Credentials Updated March 14, 2014

Recorded as MIGNON MARQUINA, MD

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) March 14, 2014

General Practice (License #A77862 in CA)

🟢

Initial NPI Registration & Enumeration October 16, 2008

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: 1780836114

Entity Type:

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

Enumeration Date: October 16, 2008

Last Update: August 30, 2023

Sole Proprietor: Yes

Update or Correct Profile

Mailing Address

2447 Pacific Coast Hwy Fl 2

Hermosa Beach, CA 902542743

Phone: 3109411513

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

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