Dr. Derek Wang, MD

  • Springfield, IL
  • Internist
NPI1225870710
Part D claims, 2024
46
Hospital affiliations
1
State license
1
Year NPI issued
2024
Practice address
701 N First St, Springfield, IL 62702
Practice phone
Call (217) 788-3000
Professional email
Get professional email
Personal email
Get personal email
Mobile number
Get mobile number
Social profiles

Primary practice

Springfield Memorial Hospital

Hospital · Springfield, Illinois

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. Derek Wang is an internist in Springfield, Illinois

Dr. Wang practices at Springfield Memorial Hospital in Springfield, Illinois, part of Memorial Health System.

Dr. Wang's NPI, 1225870710, was assigned on June 6, 2024. Dr. Wang holds Illinois license 125084275.

NPI and contact details
NPI enumeration date
June 6, 2024
NPI status
Active
Practice phone
(217) 788-3000
Professional email
Get email
Personal email
Get email
Mobile number
Get number
Sex
Male

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

Dr. Derek Wang practices at Springfield Memorial Hospital in Springfield, Illinois

Dr. Wang's primary practice is Springfield Memorial Hospital, at 701 N First St, Springfield, IL 62702 in Sangamon County. The practice phone is (217) 788-3000.

Source: Dmand AI Affiliation Data

Dr. Derek Wang is affiliated with 1 site of care

Dr. Wang's primary practice is Springfield Memorial Hospital in Springfield, Illinois, part of Memorial Health System.

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

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

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

EHR by site
SiteEHR vendor and product
Springfield Memorial HospitalAvailable 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 Memorial Health System and 6.2K+ hospitals, with verified contacts in the same login.

Dr. Derek Wang is one of 5,652 internists in Illinois

Internal medicine is Dr. Wang's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Wang is licensed in Illinois.

Specialties and state licenses

  • Internal medicine, IllinoisPrimaryLicense 125084275 · taxonomy 207R00000X

Internists near Dr. Wang

Counts of internists 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. Derek Wang's patients have a median age of 60

Across all payers, Dmand AI patient panel data puts Dr. Wang's median patient age at 60, with 44% women.

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 60

Patient panel by sex, all payers

  • Women44%
  • Men56%

Source: Dmand AI Patient Panel Data

Dr. Derek Wang wrote 46 Medicare Part D claims in 2024

In 2024, Dr. Wang wrote 46 Medicare Part D claims for 18 patients. 85% of them were for generic drugs.

Part D claims, 202446
Part D patients18

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

  • Generic39 claims85%
  • Brand-name and other7 claims15%

Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data

For MedTech and pharma teams

Find internists 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.

Sources for Dr. Derek 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 patients and the all-payer patient panelDmand AI Patient Panel Data
Part D prescribingMedicare Part D Prescribers - by Provider (CMS) (opens in a new tab)
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. Derek 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. Derek Wang's NPI number?

Dr. Derek Wang's NPI number is 1225870710. It was assigned on June 6, 2024, and it is active in the NPI Registry.

What kind of doctor is Dr. Derek Wang?

Dr. Derek Wang is an internist in Springfield, Illinois. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).

Where does Dr. Derek Wang practice?

Dr. Wang practices at 701 N First St, Springfield, IL 62702. Dr. Wang's primary practice is Springfield Memorial Hospital in Springfield, Illinois, part of Memorial Health System.

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

The practice phone on file for Dr. Wang is (217) 788-3000.

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

Dr. Wang holds Illinois license 125084275.

Which hospitals is Dr. Derek Wang affiliated with?

Dr. Wang practices at Springfield Memorial Hospital in Springfield, Illinois.

How long has Dr. Derek Wang been practicing?

Dr. Wang's NPI was assigned in 2024.

Selling to internal medicine practices?

See internists in Illinois 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)