Dr. James D. Lesher, MD
- Medicare services, 2024
- 407
- Medicare patients, 2024
- 233
- Part D claims, 2024
- 21
- Hospital affiliations
- 2
- Industry payments
- $2,541
- Practice address
- 20103 Lake Chabot Road, Castro Valley, CA 94546
- Practice phone
- Call (510) 537-1234
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Lesher's professional email, personal email and mobile number
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Dr. James D. Lesher is a general surgeon in Castro Valley, California
Dr. Lesher practices at Sutter Eden Medical Center in Castro Valley, California, part of Sutter Health.
Dr. Lesher's NPI, 1689963118, was assigned on April 5, 2011. Dr. Lesher graduated from Boston University School Of Medicine in 2011. Dr. Lesher holds California license A126205.
- NPI
- 1689963118NPI Registry (opens in a new tab)
- Medicare PAC ID
- 6002101532
- NPI enumeration date
- April 5, 2011
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (510) 537-1234
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 41
- Medical school graduation
- 2011
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. James D. Lesher practices at Sutter Eden Medical Center in Castro Valley, California
Dr. Lesher's primary practice is Sutter Eden Medical Center, at 20103 Lake Chabot Road, Castro Valley, CA 94546 in Alameda County. The practice phone is (510) 537-1234.
- Sutter Eden Medical Center20103 Lake Chabot Road, Castro Valley, CA 94546 · Alameda CountyPhone(510) 537-1234
Source: Dmand AI Affiliation Data
Dr. James D. Lesher is affiliated with 5 sites of care and 2 medical groups
Dr. Lesher's primary practice is Sutter Eden Medical Center in Castro Valley, California, part of Sutter Health. Dr. Lesher is also affiliated with Stanford Health Care Tri-Valley. Dmand AI also links Dr. Lesher to 2 more group practices and clinics, 2 medical groups and 1 physician office, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. James D. Lesher's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Lesher practices, 5 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Sutter Eden Medical Center | Available with a free account |
| +4 more sites and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dmand AI maps EHR vendors, IT decision makers and buying committees across Sutter Health and 6.2K+ hospitals, with verified contacts in the same login.
Dr. James D. Lesher is one of 2,926 general surgeons in California
Surgery is Dr. Lesher's primary specialty in the NPI Registry, under taxonomy code 208600000X. Dr. Lesher is board certified in surgery by the American Board of Surgery. Dr. Lesher is licensed in California.
Specialties and state licenses
- Surgery, CaliforniaPrimary
Clinical focus
Dmand AI lists abdominal hernia repair surgery, appendectomy, collapsed lung, colon removal, gallbladder removal, multiple traumatic injuries, non-surgical back problems and traumatic coma among the conditions Dr. Lesher treats.
General surgeons near Dr. Lesher
Counts of general surgeons with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. James D. Lesher billed Medicare for 407 services in 2024
CMS data shows 407 Medicare services from Dr. Lesher across 5 procedure codes in 2024, for 233 Medicare patients. Medicare paid $40,765 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Lesher's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 5602024: 40727%
Dr. Lesher compared with the California median for general surgeons, 2024
- Dr. Lesher
- California median
- Medicare services
- 407vs 1662.5 times
- Medicare patients
- 233vs 12193% above
- Part D claims
- 14vs 3459% below
Medians across 2,606 general surgeons in California with Dmand AI profiles that report each measure.
Dr. Lesher's most billed Medicare procedure codes, 2024
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
Need commercial claims for Dr. Lesher?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Lesher and other general surgeons in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. James D. Lesher treated 233 Medicare patients in 2024, average age 76
CMS counts 233 Medicare patients who saw Dr. Lesher in 2024. The largest group is 75 to 84, with 79 patients. 75% of them have high blood pressure, and 73% have high cholesterol. 48% are also on Medicaid. Their average risk score is 2.03, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Dr. Lesher's median patient age at 53, with 42% women.
Dr. Lesher's Medicare patients by age, 2024
Dr. Lesher's Medicare patients by sex, 2024
- Women11248%
- Men12152%
Chronic conditions among Dr. Lesher's Medicare patients, 2024
- High blood pressure75%
- High cholesterol73%
- Arthritis45%
- Chronic kidney disease42%
- Diabetes40%
- Atrial fibrillation35%
- Ischemic heart disease35%
- Heart failure32%
Share of Medicare patients with each condition. A patient can have several.
Dr. Lesher's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 53
Patient panel by sex, all payers
- Women42%
- Men56%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. James D. Lesher wrote 21 Medicare Part D claims in 2024
In 2024, Dr. Lesher wrote 21 Medicare Part D claims for 11 patients. 90% of them were for generic drugs. CMS names the drug for 14 of them, across 1 drug with 11 or more claims each, at $63 in total drug cost. In 2019, CMS named 11 claims across 1 drug.
Dr. Lesher's Part D claims by kind of drug, 2024
- Generic19 claims90%
- Brand-name and other2 claims10%
Dr. Lesher's most prescribed drugs by claims, 2023
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Part D claims for drugs CMS names, 2019 to 2023
- 2019
- 2023
- Claims for drugs CMS names
- 2019: 112023: 1427%
Drugs named by CMS: 1 in 2023, 1 in 2019.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
How Dr. James D. Lesher takes part in Medicare
Dr. Lesher accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Colonoscopy: 1 to 10 procedures (CMS shows small counts as a range)
Removal of tissue: 1 to 10 procedures (CMS shows small counts as a range)
Upper gastrointestinal (GI) endoscopy for acid reflux: 1 to 10 procedures (CMS shows small counts as a range)
Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)
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Dr. James D. Lesher received $2,541 in industry payments from 2016 to 2018
CMS Open Payments shows 24 general payments to Dr. Lesher from 3 drug and device companies from 2016 to 2018. Travel and lodging make up the largest share, 54% of the total. Intuitive Surgical, Inc. paid the most, $2,406.
General payments to Dr. Lesher by program year, 2016 to 2018
General payments to Dr. Lesher by kind, 2016 to 2018
- Travel and lodging$1,36054%
- Education$75030%
- Food and beverage$43017%
Companies that paid Dr. Lesher the most, 2016 to 2018
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. James D. Lesher graduated from Boston University School Of Medicine
Dr. Lesher graduated from Boston University School Of Medicine in 2011. Dr. Lesher is a member of ACS and SVS.
- Medical school
- Board certified in surgery
Source: Dmand AI Professional Profile Data
Dr. James D. Lesher accepts plans from 2 insurance carriers
Dr. Lesher is in network with 2 carriers, including Elevance and CMS Medicare. Medicare plans come from the most carriers, 2. Check the plan with the practice before a visit.
- Elevance
- CMS Medicare
Plan types Dr. Lesher accepts, by number of carriers
- Medicare2
- EPO1
- HMO1
- POS1
- PPO1
Source: Dmand AI Insurance Network Data
Sources for Dr. James D. Lesher's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| Insurance carriers and plan types | Dmand AI Insurance Network Data |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. James D. Lesher
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. James D. Lesher's NPI number?
Dr. James D. Lesher's NPI number is 1689963118. It was assigned on April 5, 2011, and it is active in the NPI Registry.
What kind of doctor is Dr. James D. Lesher?
Dr. James D. Lesher is a general surgeon in Castro Valley, California. The primary specialty in the NPI Registry is Surgery Physician (taxonomy code 208600000X).
Where does Dr. James D. Lesher practice?
Dr. Lesher practices at 20103 Lake Chabot Road, Castro Valley, CA 94546. Dr. Lesher's primary practice is Sutter Eden Medical Center in Castro Valley, California, part of Sutter Health. Dmand AI also links Dr. Lesher to 2 group practices and clinics, 2 medical groups and 1 physician office.
What is Dr. James D. Lesher's office phone number?
The practice phone on file for Dr. Lesher is (510) 537-1234.
What is Dr. James D. Lesher's medical license number?
Dr. Lesher holds California license A126205.
Which hospitals is Dr. James D. Lesher affiliated with?
Dr. Lesher practices at Sutter Eden Medical Center in Castro Valley, California. Dr. Lesher is also affiliated with Stanford Health Care Tri-Valley.
Does Dr. James D. Lesher accept Medicare?
Yes. CMS data shows Dr. Lesher billed Medicare for 407 services in 2024, and Dr. Lesher accepts Medicare assignment.
How many Medicare patients does Dr. James D. Lesher see?
CMS counts 233 Medicare patients who saw Dr. Lesher in 2024, with an average age of 76.
Is Dr. James D. Lesher board certified?
Yes. Dr. Lesher is board certified in surgery by the American Board of Surgery.
What services does Dr. James D. Lesher bill to Medicare?
In 2024, Dr. Lesher's most billed Medicare services were hospital inpatient care (99232), critical care (99291) and hospital inpatient care (99222).
Show 5 more questionsShow fewer questions
Where did Dr. James D. Lesher go to medical school?
Dr. Lesher graduated from Boston University School Of Medicine in 2011.
What drugs does Dr. James D. Lesher prescribe most?
In 2023 Medicare Part D data, Dr. Lesher's most prescribed drugs by claims were Hydrocodone-Acetaminophen.
Has Dr. James D. Lesher received payments from drug or device companies?
CMS Open Payments shows $2,541 in general payments to Dr. Lesher from 3 companies from 2016 to 2018. The largest total came from Intuitive Surgical, Inc.
How long has Dr. James D. Lesher been practicing?
Dr. Lesher graduated from medical school in 2011, 15 years ago.
What insurance does Dr. James D. Lesher accept?
Dr. Lesher is in network with 2 carriers, including Elevance and CMS Medicare. Medicare plans come from the most carriers, 2. Check the plan with the practice before a visit.
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