Active NPI 1689963118 Individual Practitioner Male Practitioner

Dr. James Lesher , MD

Surgery • Castro Valley, CA

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Dr. James Lesher, MD is a certified Surgery practicing in Castro Valley, CA. With approximately 15 years of clinical experience since graduating from Boston University School Of Medicine in 2011, Dr. Lesher delivers high-quality medical care to the local community at 19845 LAKE CHABOT RD STE 200.

Dr. Lesher accepts Medicare assignment.

Frequently performed procedures and clinical services include subsequent hospital care with moderate levelof medical decision making, if using time, at least, critical care, first, initial hospital care with straightforward or low-level medical decision making, if using time, at least. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

19845 Lake Chabot Rd Ste 200

Castro Valley, CA 945464055

Telephone 5105385500

Associated Practice Facility / Clinic

🏢 James Lesher Md Facility NPI 1821600537

Medicare Profile & Education

Medical School

Boston University School Of Medicine

Graduation Year

2011

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Surgery in Castro Valley, CA

Established Specialist (10-20 Yrs)

Practitioner Clinical Experience

15 Yrs -6.0 yrs vs City Avg

City Avg: 21.0 Yrs

State Avg: 27.4 Yrs

Regional Practice Density

5 Specialists

Practicing in Castro Valley, CA (3346 Statewide)

Telehealth Adoption Rate

40.0% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount

68.0% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Lesher (15 Years) 15 Yrs

Castro Valley Specialty Average (21.0 Years) 21.0 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
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	217	131	$307.76	$87.21
99291 Critical care, first 30-74 minutes	69	48	$715.81	$228.86
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	66	64	$410.00	$144.28
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	36	31	$410.00	$131.31
99292 Critical care, each additional 30 minutes	19	19	$364.32	$115.67

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	285	150	$307.44	$87.81
99291 Critical care, first 30-74 minutes	102	64	$708.28	$229.44
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	64	63	$410.00	$144.31
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	53	37	$402.68	$131.26
99292 Critical care, each additional 30 minutes	30	28	$344.73	$114.62
99239 Hospital discharge day management, more than 30 minutes	26	25	$357.00	$129.16

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	270	137	$310.00	$78.48
99291 Critical care, first 30-74 minutes	59	45	$724.00	$235.77
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	54	53	$410.00	$148.34
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	27	16	$410.00	$112.82
99292 Critical care, each additional 30 minutes	23	21	$363.00	$118.60
99239 Hospital discharge day management, more than 30 minutes	22	22	$357.00	$117.63

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	217	121	$307.98	$81.09
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	57	56	$410.00	$153.06
99291 Critical care, first 30-74 minutes	51	33	$724.00	$243.96
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	43	31	$408.40	$116.59
99239 Hospital discharge day management, more than 30 minutes	18	18	$357.00	$122.01
99292 Critical care, each additional 30 minutes	15	13	$363.00	$122.53
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	12	12	$665.00	$226.00
99220 Hospital observation care, typically 70 minutes	11	11	$324.00	$204.68

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	112	64	$355.17	$119.40
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	106	68	$246.12	$82.87
99221 Initial hospital inpatient care per day, typically 30 minutes	27	27	$343.14	$114.82
99291 Critical care, first 30-74 minutes	26	16	$750.27	$246.90
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	25	25	$467.85	$157.50
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes	12	12	$691.35	$230.75

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	147	87	$242.85	$81.41
99291 Critical care, first 30-74 minutes	69	63	$731.23	$243.53
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes	53	33	$354.90	$116.79
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	29	28	$456.74	$152.24
99292 Critical care, each additional 30 minutes	27	26	$366.21	$122.02
99221 Initial hospital inpatient care per day, typically 30 minutes	22	22	$343.39	$112.59
99239 Hospital discharge day management, more than 30 minutes	16	16	$363.40	$121.84

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	109	73	$242.39	$80.29
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	55	55	$461.55	$150.69
99291 Critical care, first 30-74 minutes	46	46	$724.00	$238.87
99292 Critical care, each additional 30 minutes	15	14	$363.00	$119.55
99239 Hospital discharge day management, more than 30 minutes	11	11	$357.00	$120.04

HCPCS Code & Description	Services	Patients	Submitted Charge	Medicare Allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes	71	38	$246.13	$79.71
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes	47	47	$463.33	$150.19
99291 Critical care, first 30-74 minutes	19	19	$724.00	$241.06

Medical Specialties & State Licenses

CMS Verified: 2026-02-07

Surgery Primary Specialty

NUCC Taxonomy Code: 208600000X

State License CA A126205

A general surgeon has expertise related to the diagnosis - preoperative, operative and postoperative management - and management of complications of surgical conditions in the following areas: alimentary tract; abdomen; breast, skin and soft tissue; endocrine system; head and neck surgery; pediatric surgery; surgical critical care; surgical oncology; trauma and burns; and vascular surgery. General surgeons increasingly provide care through the use of minimally invasive and endoscopic techniques. Many general surgeons also possess expertise in transplantation surgery, plastic surgery and cardiothoracic surgery.

Practice Associates & Co-Workers

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

2 Associated Practitioners

Dr. Amber Jones , DO, MPH

Surgery - Trauma Surgery

NPI 1265787659

Doctor of Osteopathic Medicine (D.O.), Master of Public Health

Dr. William Wood , MD, MS

Surgery

NPI 1821309022

Doctor of Medicine (M.D.), Master of Science

Career & Practice History Timeline

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

9 Historical Events

📍

Updated Practice Location February 07, 2026

Registered at 19845 LAKE CHABOT RD STE 200, CASTRO VALLEY, CA 945464055 (Tel: 5105385500)

📍

Updated Business Mailing Address February 07, 2026

Registered at 19845 LAKE CHABOT RD STE 200, CASTRO VALLEY, CA 945464055

👤

Provider Name / Credentials Updated August 10, 2020

Recorded as JAMES LESHER, MD

✅

NPI Profile Active December 15, 2016

NPI status registered as active in NPPES database

📍

Updated Practice Location December 15, 2016

Registered at 2250 HAYES ST, STE 302, SAN FRANCISCO, CA 94117 (Tel: 4157505995)

📍

Updated Business Mailing Address December 15, 2016

Registered at 2250 HAYES ST, STE 302, SAN FRANCISCO, CA 94117 (Tel: 4157505995)

👤

Provider Name / Credentials Updated December 15, 2016

Recorded as JAMES LESHER, M.D.

🎓

Medical Taxonomy / Specialty Registered (Primary Specialty) December 15, 2016

Surgery (License #A126205 in CA)

🟢

Initial NPI Registration & Enumeration April 05, 2011

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: 1689963118

Entity Type:

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

Enumeration Date: April 05, 2011

Last Update: February 07, 2026

Sole Proprietor: Yes

Update or Correct Profile

Mailing Address

19845 Lake Chabot Rd Ste 200

Castro Valley, CA 945464055

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.