Dr. Mark Jason Sherman, MD

  • La Jolla, CA
  • General surgeon
NPI1134147812PAC ID6608822259
Medicare services, 2024
839
Medicare patients, 2024
564
Part D claims, 2024
64
Publications
1
Hospital affiliations
2
Practice address
9850 Genesee Ave, La Jolla, CA 92037
Practice phone
Call (858) 452-5054
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Surgical Associates of La Jolla Medical Group, Inc.

La Jolla, California

See all 7 affiliations

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Dr. Mark Jason Sherman is a general surgeon in La Jolla, California

Dr. Sherman practices at Surgical Associates of La Jolla Medical Group, Inc. in La Jolla, California.

Dr. Sherman's NPI, 1134147812, was assigned on July 18, 2006. Dr. Sherman graduated from UC San Diego School of Medicine in 1989. Dr. Sherman holds California license G69934.

NPI and contact details
Medicare PAC ID
6608822259
NPI enumeration date
July 18, 2006
NPI status
Active
Accepts Medicare assignment
Yes
Offers telehealth
Yes
Practice phone
(858) 452-5054
Professional email
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Personal email
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Mobile number
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Sex
Male
Estimated age
63
Medical school graduation
1989

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)

Dr. Mark Jason Sherman practices at Surgical Associates of La Jolla Medical Group, Inc. in La Jolla, California

Dr. Sherman's primary practice is Surgical Associates of La Jolla Medical Group, Inc., at 9850 Genesee Ave, La Jolla, CA 92037 in San Diego County. The practice phone is (858) 452-5054.

  • Surgical Associates of La Jolla Medical Group, Inc.
    9850 Genesee Ave, La Jolla, CA 92037 · San Diego CountyPhone(858) 452-5054

Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data

Dr. Mark Jason Sherman is affiliated with 5 sites of care and 2 medical groups

Dr. Sherman's primary practice is Surgical Associates of La Jolla Medical Group, Inc. in La Jolla, California. Dr. Sherman is also affiliated with Scripps Memorial Hospital La Jolla. The medical group on file is Surgical Associates of La Jolla. Dmand AI also links Dr. Sherman to 1 more hospital, 2 group practices and clinics and 1 medical group, each named with a free account.

See all 7 affiliations for Dr. Sherman

Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data

Dmand AI tracks the EHR system at Dr. Mark Jason Sherman's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Sherman practices, 4 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Surgical Associates of La Jolla Medical Group, Inc.Available with a free account
+4 more sites and 1 medical groupAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Mark Jason Sherman is one of 2,926 general surgeons in California

Surgery is Dr. Sherman's primary specialty in the NPI Registry, under taxonomy code 208600000X. Dr. Sherman is board certified in surgery by the American Board of Surgery. Dr. Sherman is licensed in California.

Specialties and state licenses

  • Surgery, CaliforniaPrimaryLicense G69934 · 1990 to 2027 · taxonomy 208600000X

Clinical focus

Dmand AI lists abdominal adhesion surgery, abdominal hernia repair surgery, colon removal, esophagus, stomach, or upper small intestine surgery, gallbladder removal, groin hernia surgery, hemorrhoids and mastectomy among the conditions Dr. Sherman treats.

General surgeons near Dr. Sherman

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. Mark Jason Sherman billed Medicare for 839 services in 2024

CMS data shows 839 Medicare services from Dr. Sherman across 9 procedure codes in 2024, for 564 Medicare patients. Medicare paid $115,338 for them.

Medicare services, 2024839
Medicare patients564
Paid by Medicare$115,338
Procedure codes9

Dr. Sherman's Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Office and hospital visits
2023: 6752024: 76313%
Surgery
2023: 812024: 6322%
Other services
2023: 02024: 13

Where Dr. Sherman's Medicare services took place, 2024

  • In an office70184%
  • In a facility13816%

Dr. Sherman compared with the California median for general surgeons, 2024

  • Dr. Sherman
  • California median
Medicare services
839vs 1665.1 times
Medicare patients
564vs 1214.7 times
Part D claims
14vs 3459% below

Medians across 2,606 general surgeons in California with Dmand AI profiles that report each measure.

Dr. Sherman'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.

See all procedures by Dr. Sherman

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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Sherman and other general surgeons in California.

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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks

Dr. Mark Jason Sherman treated 564 Medicare patients in 2024, average age 75

CMS counts 564 Medicare patients who saw Dr. Sherman in 2024. The largest group is 65 to 74, with 259 patients. 75% of them have high cholesterol, and 62% have high blood pressure. 5% are also on Medicaid. Their average risk score is 1.03, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Dr. Sherman's median patient age at 67, with 51% women.

Medicare patients, 2024564
Average age75
Average risk score1.03
Also on Medicaid5%

Dr. Sherman's Medicare patients by age, 2024

Dr. Sherman's Medicare patients by sex, 2024

  • Women35363%
  • Men21137%

Chronic conditions among Dr. Sherman's Medicare patients, 2024

  1. High cholesterol75%
  2. High blood pressure62%
  3. Arthritis46%
  4. Cancer43%
  5. Osteoporosis27%
  6. Ischemic heart disease24%
  7. Anxiety21%
  8. Atrial fibrillation21%

Share of Medicare patients with each condition. A patient can have several.

Dr. Sherman's patients across all payers

Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.

Patient panel by age, all payers

Median age 67

Patient panel by sex, all payers

  • Women51%
  • Men48%

Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data

Dr. Mark Jason Sherman wrote 64 Medicare Part D claims in 2024

In 2024, Dr. Sherman wrote 64 Medicare Part D claims for 43 patients. 95% of them were for generic drugs. CMS names the drug for 14 of them, across 1 drug with 11 or more claims each, at $59 in total drug cost. In 2023, CMS named 15 claims across 1 drug.

Part D claims, 202464
Drugs named by CMS1
Total drug cost$59
Part D patients43

Dr. Sherman's Part D claims by kind of drug, 2024

  • Generic61 claims95%
  • Brand-name and other3 claims5%

Dr. Sherman's most prescribed drugs by claims, 2024

CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.

Drug classes CMS tracks in Dr. Sherman's Part D claims, 2024

  • Opioids44%28 of 64 claims
  • Antibiotics25%16 of 64 claims

Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.

Part D claims for drugs CMS names, 2023 to 2024

  • 2023
  • 2024
Claims for drugs CMS names
2023: 152024: 147%

Drugs named by CMS: 1 in 2024, 1 in 2023.

See all prescribing by Dr. Sherman

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

Dr. Mark Jason Sherman ranks in the 99th percentile for hernia repair (minimally invasive) in Medicare

Dr. Sherman accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Sherman as offering telehealth. CMS counts 53 procedures of hernia repair (minimally invasive) by Dr. Sherman, more than 99% of the clinicians it reports for that procedure.

Accepts Medicare assignment
Yes
Offers telehealth
Yes

Where Dr. Sherman ranks in Medicare procedure volume

Hernia repair (minimally invasive)
99th percentile53 procedures
Melanoma (skin cancer) excision
69th percentile14 procedures

CMS ranks each clinician against every clinician it reports for the same procedure category.

Colonoscopy: 1 to 10 procedures (CMS shows small counts as a range)

Hernia repair - groin (open): 1 to 10 procedures (CMS shows small counts as a range)

Mastectomy: 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. Mark Jason Sherman has 1 publication on record

Dmand AI links 1 paper to Dr. Sherman in 2021. Dr. Sherman's most frequent co-authors are Melody H. Hermel, MD, Daniel Stevenson Jones, MD and Cheryl Lorraine Olson, MD.

Papers1

Dr. Sherman's most frequent co-authors

Recent publications by Dr. Sherman

See all 1 publications and co-authors

See who Dr. Sherman researches with

Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Sherman works with, so you can find a warm path to the right general surgeons.

How network discovery works

Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage

Dr. Mark Jason Sherman received $29,673 in industry payments from 2016 to 2025

CMS Open Payments shows 148 general payments to Dr. Sherman from 38 drug and device companies from 2016 to 2025. Consulting fees make up the largest share, 38% of the total. Covidien LP paid the most, $14,731. It also lists 1 research payment totaling $755 in 2016.

General payments to Dr. Sherman by program year, 2016 to 2025

General payments to Dr. Sherman by kind, 2016 to 2025

$29.7Kin total
  • Consulting fees$11,13138%
  • Speaker and faculty fees$8,40028%
  • Food and beverage$5,34018%
  • Travel and lodging$3,48112%
  • Honoraria$1,3204%

Companies that paid Dr. Sherman the most, 2016 to 2025

Share is of all general payments to this clinician.

See all payments to Dr. Sherman

Source: Open Payments (CMS), 2025 data, released July 7, 2026

Dr. Mark Jason Sherman has 5 awards and honors on record

Dmand AI lists 5 awards for Dr. Sherman, most recently Checkbook Top Doc in 2012.

Awards and honors for Dr. Sherman

  1. 2012
    • Checkbook Top Doc
  2. Undated
    • ACS Fellow
    • CMS Stage 1 2012
    • San Diego Top Doctors (multiple years)
    • Super Doc

Source: Dmand AI Professional Profile Data

Dr. Mark Jason Sherman graduated from UC San Diego School of Medicine

Dr. Sherman graduated from UC San Diego School of Medicine in 1989. Dr. Sherman is a member of ACS.

  1. Medical schoolUC San Diego School of Medicine
  2. Board certified in surgeryAmerican Board of Surgery

Source: Dmand AI Professional Profile Data

Dr. Mark Jason Sherman accepts plans from 16 insurance carriers

Dr. Sherman is in network with 16 carriers, including Elevance, Aetna and Excellus BlueCross BlueShield. Medicare plans come from the most carriers, 11. Check the plan with the practice before a visit.

  • Elevance
  • Aetna
  • Excellus BlueCross BlueShield
  • Blue Cross Blue Shield of Michigan
  • United Healthcare
  • HCSC
  • Humana
  • Blue Cross Blue Shield of Massachusetts
  • +8 more carriersWith a free account

Plan types Dr. Sherman accepts, by number of carriers

  1. Medicare11
  2. PPO11
  3. HMO9
  4. EPO5
  5. POS5
  6. Medicaid1

Source: Dmand AI Insurance Network Data

Sources for Dr. Mark Jason Sherman's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data
Primary practice, affiliations and health systemNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation Data
Medicare services and procedure codesMedicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab)
State medians for the same specialtyDmand AI Peer Benchmarks
Medicare patients and the all-payer patient panelDmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab)
Part D prescribingMedicare 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 percentilesDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab)
Publications, topics and co-authorsPubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage
Industry paymentsOpen Payments (CMS) (opens in a new tab)
Awards and committee rolesDmand AI Professional Profile Data
Training, board certification and membershipsDmand AI Professional Profile Data
Insurance carriers and plan typesDmand AI Insurance Network Data
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about Dr. Mark Jason Sherman

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. Mark Jason Sherman's NPI number?

Dr. Mark Jason Sherman's NPI number is 1134147812. It was assigned on July 18, 2006, and it is active in the NPI Registry.

What kind of doctor is Dr. Mark Jason Sherman?

Dr. Mark Jason Sherman is a general surgeon in La Jolla, California. The primary specialty in the NPI Registry is Surgery Physician (taxonomy code 208600000X).

Where does Dr. Mark Jason Sherman practice?

Dr. Sherman practices at 9850 Genesee Ave, La Jolla, CA 92037. Dr. Sherman's primary practice is Surgical Associates of La Jolla Medical Group, Inc. in La Jolla, California. Dmand AI also links Dr. Sherman to 1 hospital, 2 group practices and clinics and 1 medical group.

What is Dr. Mark Jason Sherman's office phone number?

The practice phone on file for Dr. Sherman is (858) 452-5054.

What is Dr. Mark Jason Sherman's medical license number?

Dr. Sherman holds California license G69934.

Which hospitals is Dr. Mark Jason Sherman affiliated with?

Dr. Sherman is affiliated with Scripps Memorial Hospital La Jolla. Dmand AI links Dr. Sherman to 1 more hospital.

What medical group is Dr. Mark Jason Sherman part of?

Dr. Sherman is linked to Surgical Associates of La Jolla. Dmand AI links Dr. Sherman to 1 more medical group.

Does Dr. Mark Jason Sherman accept Medicare?

Yes. CMS data shows Dr. Sherman billed Medicare for 839 services in 2024, and Dr. Sherman accepts Medicare assignment.

Does Dr. Mark Jason Sherman offer telehealth?

Yes. The CMS Doctors and Clinicians file lists Dr. Sherman as offering telehealth services.

How many Medicare patients does Dr. Mark Jason Sherman see?

CMS counts 564 Medicare patients who saw Dr. Sherman in 2024, with an average age of 75.

Show 9 more questionsShow fewer questions

Is Dr. Mark Jason Sherman board certified?

Yes. Dr. Sherman is board certified in surgery by the American Board of Surgery.

What services does Dr. Mark Jason Sherman bill to Medicare?

In 2024, Dr. Sherman's most billed Medicare services were office visit, established patient (99214), office visit, new patient (99204) and office visit, established patient (99215).

Where did Dr. Mark Jason Sherman go to medical school?

Dr. Sherman graduated from UC San Diego School of Medicine in 1989.

What drugs does Dr. Mark Jason Sherman prescribe most?

In 2024 Medicare Part D data, Dr. Sherman's most prescribed drugs by claims were Oxycodone-Acetaminophen.

Has Dr. Mark Jason Sherman received payments from drug or device companies?

CMS Open Payments shows $29,673 in general payments to Dr. Sherman from 38 companies from 2016 to 2025. The largest total came from Covidien LP.

How long has Dr. Mark Jason Sherman been practicing?

Dr. Sherman graduated from medical school in 1989, 37 years ago.

Does Dr. Mark Jason Sherman do research?

Dmand AI links 1 publication to Dr. Sherman.

Who does Dr. Mark Jason Sherman publish with?

Dr. Sherman's most frequent co-authors are Melody H. Hermel, MD (1 shared paper), Daniel Stevenson Jones, MD (1 shared paper) and Cheryl Lorraine Olson, MD (1 shared paper).

What insurance does Dr. Mark Jason Sherman accept?

Dr. Sherman is in network with 16 carriers, including Elevance, Aetna and Excellus BlueCross BlueShield. Medicare plans come from the most carriers, 11. Check the plan with the practice before a visit.

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