Independent US Healthcare Provider Directory & Public Medical Database
Active NPI 1497857999 Individual Practitioner Male Practitioner

Dr. Mark M Lessner , MD

Pediatrics • Parker, AZ

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Dr. Mark Lessner, MD is a certified Pediatrics practicing in Parker, AZ. With approximately 51 years of clinical experience since graduating from University Of Arizona College Of Medicine in 1975, Dr. Lessner delivers high-quality medical care to the local community at 601 W RIVERSIDE DR STE 2.

Dr. Lessner is affiliated with San Luis Walk-In Clinic Inc and accepts Medicare assignment.

Frequently performed procedures and clinical services include outpatient office visit, 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

601 W Riverside Dr Ste 2

Parker, AZ 853445119

Telephone 9282564110
Fax 9287226113
Associated Practice Facility / Clinic
🏢 San Luis Walk-In Clinic, Inc. Facility NPI 1316568595

Medicare Profile & Education

Medical School

University Of Arizona College Of Medicine

Graduation Year

1975

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Pediatrics in Parker, AZ

Senior Veteran Specialist (>20 Yrs)
Practitioner Clinical Experience
51 Yrs Matches City Avg
City Avg: 51.0 Yrs
State Avg: 23.5 Yrs
Regional Practice Density
2 Specialists

Practicing in Parker, AZ (1353 Statewide)

Telehealth Adoption Rate
0.0% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount
0.8% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Lessner (51 Years) 51 Yrs
Parker Specialty Average (51.0 Years) 51.0 Yrs

Performed Procedures & Service Volume

Top Medicare Part B procedures performed by this practitioner

CMS Official Data (2023)
Reporting Year:
HCPCS Code & Description Services Patients Submitted Charge Medicare Allowed
99211 Office or other outpatient visit for the evaluation and management of established patient that may not require presence of healthcare professional
20 13 $22.82 $22.63

Medical Specialties & State Licenses

CMS Verified: 2021-05-19
Pediatrics Primary Specialty

NUCC Taxonomy Code: 208000000X

State License CA 33868

A pediatrician is concerned with the physical, emotional and social health of children from birth to young adulthood. Care encompasses a broad spectrum of health services ranging from preventive healthcare to the diagnosis and treatment of acute and chronic diseases. A pediatrician deals with biological, social and environmental influences on the developing child, and with the impact of disease and dysfunction on development.

Family Medicine

NUCC Taxonomy Code: 207Q00000X

State License CA G33868

Family Medicine is the medical specialty which is concerned with the total health care of the individual and the family. It is the specialty in breadth which integrates the biological, clinical, and behavioral sciences. The scope of family medicine is not limited by age, sex, organ system, or disease entity.

Additional State Medicaid & Healthcare Payer Identifiers

Medicaid State Provider ID
594551 (AZ)

Hospital & Practice Group Affiliations

San Luis Walk-In Clinic Inc

1233 N Main St, San Luis, AZ 853360663

Phone: 9285505514

San Luis Walk-In Clinic Inc

601 W Riverside Dr, Parker, AZ 853445119

Phone: 9282564110

Secondary Practice Locations

601 W Riverside Dr Ste 4

Parker, AZ 853445119

Phone: 9282564110

968-R Woodside Rd

Redwood City, CA 94061

Phone: 4083561002

Practice Associates & Co-Workers

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

40 Associated Practitioners
Dr. Mark Beverly , PsyD

Psychologist - Clinical

NPI 1023832375

Doctor of Psychology (Psy.D.)

Nathaniel Harriman , MSS, PA-C

Physician Assistant - Medical

NPI 1053862300

MSS, Physician Assistant (Certified)

Gina Cook , FNP-BC

Nurse Practitioner - Primary Care

NPI 1063696425

Family Nurse Practitioner (Board Certified)

Adlene Joseph , PMHNP-BC

Nurse Practitioner - Psychiatric/Mental Health

NPI 1063958676

Psychiatric-Mental Health Nurse Practitioner (Board Certified)

NPI 1093750754

Doctor of Medicine (M.D.)

Mckenzie Ray

Dental Hygienist

NPI 1124502620

Career & Practice History Timeline

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

7 Historical Events
📍
Updated Practice Location May 19, 2021

Registered at 601 W RIVERSIDE DR STE 2, PARKER, AZ 853445119 (Tel: 9282564110)

NPI Profile Active June 14, 2016

NPI status registered as active in NPPES database

📍
Updated Practice Location June 14, 2016

Registered at 968-R WOODSIDE RD, REDWOOD CITY, CA 94061 (Tel: 4083561002)

📍
Updated Business Mailing Address June 14, 2016

Registered at 1079 EUCALYPTUS ST, SUITE#A, MANTECA, CA 95337 (Tel: 2092396008)

👤
Provider Name / Credentials Updated June 14, 2016

Recorded as MARK LESSNER, M.D.

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) June 14, 2016

Family Medicine (License #G33868 in CA)

🟢
Initial NPI Registration & Enumeration September 04, 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: 1497857999
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: September 04, 2006
Last Update: May 19, 2021
Sole Proprietor: No

Mailing Address

1079 Eucalyptus St, Suite#a

Manteca, CA 95337

Phone: 2092396008

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.