Dr. Simeng Wang, MD

  • Stanford, CA
  • General surgeon
NPI1689163081PAC ID2466791702
Medicare services, 2024
111
Medicare patients, 2026
76
Part D claims, 2022
11
Publications
15
MIPS score, 2026
89
Practice address
300 Pasteur Drive, Stanford, CA 94305
Practice phone
Call (650) 723-4000
Professional email
Get professional email
Personal email
Get personal email
Mobile number
Get mobile number
Social profiles

Primary practice

Stanford Hospital at 300 Pasteur Drive

Hospital · Stanford, California

See all 4 affiliations

Find Dr. Wang's professional email, personal email and mobile number

Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.

View contacts for free

Dr. Simeng Wang is a general surgeon in Stanford, California

Dr. Wang practices at Stanford Hospital at 300 Pasteur Drive in Stanford, California, part of Stanford University.

Dr. Wang's NPI, 1689163081, was assigned on May 2, 2018. Dr. Wang graduated from University of Pittsburgh School of Medicine in 2018. Dr. Wang holds California license A186155.

NPI and contact details
Medicare PAC ID
2466791702
NPI enumeration date
May 2, 2018
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(650) 723-4000
Professional email
Get email
Personal email
Get email
Mobile number
Get number
Sex
Male
Estimated age
34
Medical school graduation
2018

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

Dr. Simeng Wang practices at Stanford Hospital at 300 Pasteur Drive in Stanford, California

Dr. Wang's primary practice is Stanford Hospital at 300 Pasteur Drive, at 300 Pasteur Drive, Stanford, CA 94305 in Santa Clara County. The practice phone is (650) 723-4000.

Source: Dmand AI Affiliation Data

Dr. Simeng Wang is affiliated with 2 sites of care and 2 medical groups

Dr. Wang's primary practice is Stanford Hospital at 300 Pasteur Drive in Stanford, California, part of Stanford University. The medical group on file is Stanford Health Care. Dmand AI also links Dr. Wang to 1 more hospital and 1 medical group, each named with a free account. Dr. Wang's employer is on file too: a hospital.

See all 4 affiliations for Dr. Wang

Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data

Dmand AI tracks the EHR system at Dr. Simeng Wang's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Wang practices, 2 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Stanford Hospital at 300 Pasteur DriveAvailable with a free account
+1 more site and 1 medical groupAvailable with a free account

Source: Dmand AI Technology Install Data

For health IT teams

See the EHR and IT leaders at every hospital where Dr. Wang practices

Dmand AI maps EHR vendors, IT decision makers and buying committees across Stanford University and 6.2K+ hospitals, with verified contacts in the same login.

Dr. Simeng Wang is one of 2,926 general surgeons in California

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

Specialties and state licenses

  • Surgery, CaliforniaPrimaryLicense A186155 · 2023 to 2027 · taxonomy 208600000X

General surgeons near Dr. Wang

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. Simeng Wang billed Medicare for 111 services in 2024

CMS data shows 111 Medicare services from Dr. Wang across 3 procedure codes in 2024, for 76 Medicare patients. Medicare paid $14,698 for them. Every service was in a facility, such as a hospital, rather than an office.

Medicare services, 2024111
Medicare patients76
Paid by Medicare$14,698
Procedure codes3

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

  • Dr. Wang
  • California median
Medicare services
111vs 16633% below
Medicare patients
76vs 12137% below
Part D claims
11vs 3468% below

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

Dr. Wang'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. Wang

Need commercial claims for Dr. Wang?

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

Book a meeting

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

Dr. Simeng Wang treated 76 Medicare patients in 2026, average age 74

CMS counts 76 Medicare patients who saw Dr. Wang in 2026. The largest group is 75 to 84, with 30 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 30% are also on Medicaid. Their average risk score is 2.62, 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. Wang's median patient age at 58, with 44% women.

Medicare patients, 202676
Average age74
Average risk score2.62
Also on Medicaid30%

Dr. Wang's Medicare patients by age, 2026

CMS leaves out age groups with fewer than 11 patients.

Dr. Wang's Medicare patients by sex, 2026

  • Women4255%
  • Men3445%

Chronic conditions among Dr. Wang's Medicare patients, 2026

  1. High blood pressure75%
  2. High cholesterol75%
  3. Chronic kidney disease49%
  4. Arthritis37%
  5. Atrial fibrillation37%
  6. Diabetes37%
  7. Ischemic heart disease36%
  8. Heart failure33%

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

Dr. Wang's patients across all payers

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

Patient panel by age, all payers

Median age 58

Patient panel by sex, all payers

  • Women44%
  • Men55%

Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2026 data

Dr. Simeng Wang wrote 11 Medicare Part D claims in 2022

In 2022, Dr. Wang wrote 11 Medicare Part D claims. Every claim was for a generic drug. They cover 1 drug, with $34 in total drug cost. In 2019, CMS named 18 claims across 1 drug.

Part D claims, 202211
Drugs named by CMS1
Total drug cost$34

Dr. Wang's most prescribed drugs by claims, 2022

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 2022

  • 2019
  • 2022
Claims for drugs CMS names
2019: 182022: 1139%

Drugs named by CMS: 1 in 2022, 1 in 2019.

See all prescribing by Dr. Wang

Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026

Dr. Simeng Wang scored 89 out of 100 in Medicare's MIPS program for 2026

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 89 out of 100 for Dr. Wang for performance year 2026, reported as part of a group. Dr. Wang accepts Medicare assignment, so Medicare's approved amount is taken as full payment.

Accepts Medicare assignment
Yes

Dr. Wang's MIPS scores, performance year 2026

  • 89of 100Final score
  • 87.1of 100Quality
  • 100of 100Promoting Interoperability
  • 40of 100Improvement Activities
  • 70of 100Cost

Each score is out of 100. The final score weighs the categories CMS scored for this clinician.

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

Hernia repair (minimally invasive): 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)

Removal of tissue: 1 to 10 procedures (CMS shows small counts as a range)

Skin biopsy: 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); Clinician Public Reporting: Overall MIPS Performance (CMS), 2026 data; and Doctors and Clinicians Utilization Data (CMS)

For MedTech and pharma teams

Find general surgeons like Dr. Wang by procedure volume and prescribing

Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.

Dr. Simeng Wang has 15 publications on record

Dmand AI links 15 papers to Dr. Wang, published from 2015 to 2025. 2024 was the busiest year, with 4. The most frequent topics are Obesity, Acetylglucosamine and Mice, Inbred C57BL. Dr. Wang has published most often in Trauma Surg Acute Care Open. Dr. Wang's most frequent co-authors are Joseph Derek Forrester, MD, Lisa Marie Knowlton, MD, MPH and Travis Charles Geraci, MD.

Papers15
Years published2015 to 2025

Dr. Wang's papers by year, 2015 to 2025

Topics Dr. Wang writes about most

  • Obesity
  • Acetylglucosamine
  • Mice, Inbred C57BL
  • Mice, Knockout
  • Phosphorylation
  • Adipose Tissue
  • Body Weight
  • Cell Line

Dr. Wang's most frequent co-authors

Recent publications by Dr. Wang

See all 15 publications and co-authors

See who Dr. Wang researches with

Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Wang 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. Simeng Wang received $1,424 in industry payments from 2024 to 2025

CMS Open Payments shows 14 general payments to Dr. Wang from 3 drug and device companies from 2024 to 2025. Travel and lodging make up the largest share, 53% of the total. W. L. Gore & Associates, Inc. paid the most, $1,032.

General payments to Dr. Wang by program year, 2024 to 2025

General payments to Dr. Wang by kind, 2024 to 2025

$1.4Kin total
  • Travel and lodging$74853%
  • Food and beverage$64545%
  • Education$312%

Companies that paid Dr. Wang the most, 2024 to 2025

Share is of all general payments to this clinician.

See all payments to Dr. Wang

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

Dr. Simeng Wang graduated from University of Pittsburgh School of Medicine

Dr. Wang graduated from University of Pittsburgh School of Medicine in 2018.

  1. Medical schoolUniversity of Pittsburgh School of Medicine
  2. Board certified in surgeryAmerican Board of Surgery
  3. Board certified in surgical critical careAmerican Board of Surgery

Source: Dmand AI Professional Profile Data

Dr. Simeng Wang accepts plans from 4 insurance carriers

Dr. Wang is in network with 4 carriers, including Aetna, United Healthcare and Blue Cross and Blue Shield of Kansas City. EPO plans come from the most carriers, 2. Check the plan with the practice before a visit.

  • Aetna
  • United Healthcare
  • Blue Cross and Blue Shield of Kansas City
  • CMS Medicare

Plan types Dr. Wang accepts, by number of carriers

  1. EPO2
  2. HMO2
  3. Medicare2
  4. POS2
  5. PPO1

Source: Dmand AI Insurance Network Data

Sources for Dr. Simeng Wang'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 phoneDmand AI Affiliation Data
Primary practice, affiliations and health systemDmand AI Affiliation DataDmand AI Org Hierarchy 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)
MIPS scores, telehealth, assignment and procedure percentilesDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Clinician Public Reporting: Overall MIPS Performance (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)
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. Simeng Wang

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. Simeng Wang's NPI number?

Dr. Simeng Wang's NPI number is 1689163081. It was assigned on May 2, 2018, and it is active in the NPI Registry.

What kind of doctor is Dr. Simeng Wang?

Dr. Simeng Wang is a general surgeon in Stanford, California. The primary specialty in the NPI Registry is Surgery Physician (taxonomy code 208600000X).

Where does Dr. Simeng Wang practice?

Dr. Wang practices at 300 Pasteur Drive, Stanford, CA 94305. Dr. Wang's primary practice is Stanford Hospital at 300 Pasteur Drive in Stanford, California, part of Stanford University. Dmand AI also links Dr. Wang to 1 hospital and 1 medical group, and a free account names each one.

What is Dr. Simeng Wang's office phone number?

The practice phone on file for Dr. Wang is (650) 723-4000. Dmand AI also checks direct phone and mobile numbers, available with a free account.

What is Dr. Simeng Wang's email address?

Dmand AI checks professional and personal email addresses for Dr. Wang through healthcare-specific waterfall enrichment. They are available with a free Dmand AI account.

What is Dr. Simeng Wang's medical license number?

Dr. Wang holds California license A186155.

Which hospitals is Dr. Simeng Wang affiliated with?

Dr. Wang practices at Stanford Hospital at 300 Pasteur Drive in Stanford, California. Dmand AI links Dr. Wang to 1 more hospital, named with a free account.

What medical group is Dr. Simeng Wang part of?

Dr. Wang is linked to Stanford Health Care. Dmand AI links Dr. Wang to 1 more medical group, named with a free account.

Who employs Dr. Simeng Wang?

Dmand AI has Dr. Wang's employer on file: a hospital. The organization's name is available with a free Dmand AI account.

Who does Dr. Simeng Wang practice with?

Dmand AI links 3,906 HCPs to Dr. Wang's primary medical group, 67 of them general surgeons. A free account lists them, with verified contacts.

Show 13 more questionsShow fewer questions

Does Dr. Simeng Wang accept Medicare?

Yes. CMS data shows Dr. Wang billed Medicare for 111 services in 2024, and Dr. Wang accepts Medicare assignment.

What is Dr. Simeng Wang's MIPS score?

Dr. Wang's MIPS final score for performance year 2026 is 89 out of 100, reported as part of a group.

How many Medicare patients does Dr. Simeng Wang see?

CMS counts 76 Medicare patients who saw Dr. Wang in 2026, with an average age of 74.

Is Dr. Simeng Wang board certified?

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

What services does Dr. Simeng Wang bill to Medicare?

In 2024, Dr. Wang's most billed Medicare services were critical care (99291), hospital inpatient care (99232) and hospital inpatient care (99222).

Where did Dr. Simeng Wang go to medical school?

Dr. Wang graduated from University of Pittsburgh School of Medicine in 2018.

What drugs does Dr. Simeng Wang prescribe most?

In 2022 Medicare Part D data, Dr. Wang's most prescribed drugs by claims were Oxycodone HCl.

Has Dr. Simeng Wang received payments from drug or device companies?

CMS Open Payments shows $1,424 in general payments to Dr. Wang from 3 companies from 2024 to 2025. The largest total came from W. L. Gore & Associates, Inc.

How long has Dr. Simeng Wang been practicing?

Dr. Wang graduated from medical school in 2018, 8 years ago.

Does Dr. Simeng Wang do research?

Dmand AI links 15 publications to Dr. Wang, published from 2015 to 2025.

Who does Dr. Simeng Wang publish with?

Dr. Wang's most frequent co-authors are Joseph Derek Forrester, MD (4 shared papers), Lisa Marie Knowlton, MD, MPH (3 shared papers) and Travis Charles Geraci, MD (2 shared papers).

What EHR does Dr. Simeng Wang's practice use?

Dmand AI tracks the EHR system at Stanford Hospital at 300 Pasteur Drive and at 1 more site and 1 medical group. The vendor and product are available with a free Dmand AI account.

What insurance does Dr. Simeng Wang accept?

Dr. Wang is in network with 4 carriers, including Aetna, United Healthcare and Blue Cross and Blue Shield of Kansas City. EPO plans come from the most carriers, 2. Check the plan with the practice before a visit.

Selling to surgery practices?

See general surgeons in California by site of care and group

Find the practices, groups and hospitals they work with, and the right people to contact at each.

  • 30 days free
  • Self-serve
  • No credit card

Cookie settings

Turn each category on or off. Your choice is kept for 12 months and you can change it here at any time.

Necessary

Always on. Sign-in, security, downloads you asked for, your cookie choice, and the page that led to a signup.

View cookies (6)
  • dm_consentDmand AI. Your cookie choices and whether your browser sent a Global Privacy Control signal. 12 months.
  • dm_ft, dm_ltDmand AI. The first and the latest page you arrived on, with the date, so a signup is credited to the page that worked. 90 days, 30 days.
  • dm_fs, dm_lsDmand AI. The first and the latest source of a visit (a search engine, a campaign or the site that linked here). 90 days, 30 days.
  • dm_dl, dm_dl_okDmand AI. After you give an email address for a download, lets you download files without being asked again. 30 days.
  • Session and CSRF cookiesDmand AI (app.dmand.ai). Sign-in and form protection in the application. Session.
  • __cf_bm, cf_clearanceCloudflare. Tells people from automated traffic and keeps the site available. 30 minutes; cf_clearance while a security check is valid.

Analytics

On unless you turn it off. How pages are used, in aggregate, and recordings of how pages are used.

View cookies (6)
  • Google Tag ManagerGoogle. Loads the analytics and marketing tags that are on. Sets no cookie of its own and does not load when both categories are off. n/a.
  • _ga, _ga_<container-id>Google Analytics 4. Visits and page views in aggregate on dmand.ai. 2 years.
  • _clck, _clskMicrosoft Clarity. Recordings and heatmaps of how pages are used, with form fields masked. 1 year, 1 day.
  • CLID, MUID, ANONCHK, MR, SMMicrosoft (clarity.ms). Set by Microsoft when Clarity loads, to recognize a browser across sites that use Clarity. Up to 1 year.
  • None (cookieless)Ahrefs Analytics. Page views in aggregate. n/a.
  • ph_<project>_posthogPostHog. Product usage, errors and performance in app.dmand.ai, used to fix bugs and improve features. 365 days.

Marketing

On unless you turn it off, and always off when your browser sends a Global Privacy Control signal. A visitor identification service tells our sales team which companies and people visit.

View cookies (6)
  • _reb2buid, _reb2butkRB2B. Recognizes a returning browser for visitor identification. 360 days, 1 year.
  • _reb2bgeoRB2B. The location used to decide whether a visit can be identified. 20 days.
  • _reb2brefRB2B. The page or site that referred the visit. 15 days.
  • _reb2bfxf, _reb2btd, _reb2bliRB2B. Links the visit to an identified business profile. 1 month.
  • _reb2bresolveRB2B. Holds a match while it is being resolved. 2 days.
  • _reb2sessionID, _reb2bloadedRB2B. The current visit, and a guard against loading the script twice. 30 minutes, 1 second.

Functional

On unless you turn it off. Remembers choices such as a collapsed section.

View cookies (none today)