Active NPI 1669578357 Individual Practitioner Male Practitioner

Dr. Mark E Johnson , MD

Emergency Medicine • Marysville, CA

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Dr. Mark Johnson, MD is a certified Emergency Medicine practicing in Marysville, CA. With approximately 26 years of clinical experience since graduating from Rush Medical College Of Rush University in 2000, Dr. Johnson delivers high-quality medical care to the local community at 724 5TH ST.

Dr. Johnson is affiliated with Emergency Medicine Services Of Tx, Pllc and accepts Medicare assignment.

Frequently performed procedures and clinical services include emergency department visit for life threatening or functioning severity, emergency department visit with moderate level of medical decision making, routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

724 5th St

Marysville, CA 959015646

Telephone 5307493242

Fax 5307493248

Associated Practice Facility / Clinic

🏢 Peach Tree Healthcare Facility NPI 1003863622

Medicare Profile & Education

Medical School

Rush Medical College Of Rush University

Graduation Year

2000

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Emergency Medicine in Marysville, CA

Senior Veteran Specialist (>20 Yrs)

Practitioner Clinical Experience

26 Yrs +3.3 yrs vs City Avg

City Avg: 22.7 Yrs

State Avg: 22.9 Yrs

Regional Practice Density

12 Specialists

Practicing in Marysville, CA (7995 Statewide)

Telehealth Adoption Rate

0.0% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount

87.4% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Johnson (26 Years) 26 Yrs

Marysville Specialty Average (22.7 Years) 22.7 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
99285 Emergency department visit for life threatening or functioning severity	36	32	$1348.81	$168.43
99284 Emergency department visit with moderate level of medical decision making	22	21	$933.05	$118.13

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99285 Emergency department visit for life threatening or functioning severity	95	93	$1445.37	$169.07
99284 Emergency department visit with moderate level of medical decision making	90	83	$992.11	$116.39
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only	79	67	$70.68	$7.82
99291 Critical care, first 30-74 minutes	24	23	$1848.83	$204.71
99283 Emergency department visit with low level of medical decision making	13	12	$581.69	$69.00

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99285 Emergency department visit for life threatening or functioning severity	76	73	$1326.00	$172.74
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only	65	58	$64.22	$8.12
93970 Ultrasound study of arm or leg veins with compression and maneuvers	56	40	$1200.00	$187.66
93971 Ultrasound scan of veins of one arm or leg or limited including assessment of compression and functional maneuvers	55	17	$900.00	$118.95
99284 Emergency department visit with moderate level of medical decision making	36	33	$902.28	$119.08
99283 Emergency department visit with low level of medical decision making	31	31	$464.68	$70.27
36482 Chemical destruction of incompetent vein of arm or leg, accessed through the skin using imaging guidance	27	12	$32000.00	$1720.56
99202 New patient office or other outpatient visit, typically 20 minutes	26	26	$230.00	$71.17
99212 Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more	14	12	$150.00	$55.07
99203 New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more	12	12	$240.00	$109.94

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99285 Emergency department visit for life threatening or functioning severity	75	72	$1278.81	$170.36
99284 Emergency department visit with moderate level of medical decision making	71	70	$887.37	$120.22
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only	63	59	$63.63	$8.20
99283 Emergency department visit with low level of medical decision making	44	44	$470.08	$70.75
99291 Critical care, first 30-74 minutes	11	11	$1723.04	$214.73

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99284 Emergency department visit with moderate level of medical decision making	68	67	$992.21	$118.86
99283 Emergency department visit with low level of medical decision making	47	47	$615.94	$64.84
99285 Emergency department visit for life threatening or functioning severity	42	42	$1593.59	$172.98
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only	31	27	$67.47	$8.49

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only	131	120	$66.68	$8.57
99285 Emergency department visit for life threatening or functioning severity	119	117	$1245.74	$173.28
99284 Emergency department visit with moderate level of medical decision making	102	101	$890.28	$115.99
99283 Emergency department visit with low level of medical decision making	83	80	$484.87	$60.89
99291 Critical care, first 30-74 minutes	44	43	$1500.84	$218.05

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99285 Emergency department visit for life threatening or functioning severity	286	257	$1187.31	$173.09
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only	282	243	$66.85	$8.63
99291 Critical care, first 30-74 minutes	79	77	$1403.68	$225.86
99284 Emergency department visit with moderate level of medical decision making	73	72	$827.63	$113.43
99283 Emergency department visit with low level of medical decision making	42	41	$491.16	$60.59
99292 Critical care, each additional 30 minutes	16	12	$600.00	$113.19

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99285 Emergency department visit for life threatening or functioning severity	281	261	$1180.00	$172.65
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only	203	182	$67.00	$8.66
99291 Critical care, first 30-74 minutes	64	62	$1400.00	$225.88
99284 Emergency department visit with moderate level of medical decision making	54	52	$790.00	$117.94
99283 Emergency department visit with low level of medical decision making	24	24	$533.13	$61.39

Medical Specialties & State Licenses

Emergency Medicine Primary Specialty

NUCC Taxonomy Code: 207P00000X

State License WA MD00044906

An emergency physician focuses on the immediate decision making and action necessary to prevent death or any further disability both in the pre-hospital setting by directing emergency medical technicians and in the emergency department. The emergency physician provides immediate recognition, evaluation, care, stabilization and disposition of a generally diversified population of adult and pediatric patients in response to acute illness and injury.

Additional State Medicaid & Healthcare Payer Identifiers

Medicaid State Provider ID

8429763 (WA)

Commercial Insurance / Payer ID State L&i Provider #

0197072 (WA)

Commercial Insurance / Payer ID Liwa

0227846 (WA)

Commercial Insurance / Payer ID Bswa

3952JO (WA)

Hospital & Practice Group Affiliations

Emergency Medicine Services Of Tx, Pllc

3154 Se Military Dr, San Antonio, TX 782233975

Phone: 2107571200

Practice Associates & Co-Workers

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

39 Associated Practitioners

Ramneek Kahlon , NURSE PRACTITIONER

Nurse Practitioner - Family

NPI 1013446244

NURSEPRACTITIONER

Fonda Shaw , FNP, CNM

Nurse Practitioner

NPI 1114038320

Family Nurse Practitioner, Certified Nurse Midwife

Dr. Crystal Barajas , DNP

Nurse Practitioner

NPI 1134752694

Doctor of Nursing Practice

Luis Sandoval , RDH

Dental Hygienist

NPI 1154241610

Registered Dental Hygienist

Dr. Charles Kryski , MD

Family Medicine

NPI 1164447447

Doctor of Medicine (M.D.)

Dr. Melinda Astran , MD

Family Medicine

NPI 1184624744

Doctor of Medicine (M.D.)

Career & Practice History Timeline

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

6 Historical Events

✅

NPI Profile Active July 02, 2015

NPI status registered as active in NPPES database

📍

Updated Practice Location July 02, 2015

Registered at 724 5TH ST, MARYSVILLE, CA 959015646 (Tel: 5307493242)

📍

Updated Business Mailing Address July 02, 2015

Registered at 1114 YUBA ST, SUITE 144, MARYSVILLE, CA 959014838 (Tel: 5307416245)

👤

Provider Name / Credentials Updated July 02, 2015

Recorded as MARK JOHNSON, MD

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) July 02, 2015

Emergency Medicine (License #MD00044906 in WA)

🟢

Initial NPI Registration & Enumeration September 16, 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: 1669578357

Entity Type:

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

Enumeration Date: September 16, 2006

Last Update: July 02, 2015

Sole Proprietor: No

Update or Correct Profile

Mailing Address

1114 Yuba St, Suite 144

Marysville, CA 959014838

Phone: 5307416245

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.