Comprehensive Health CareCOVID-19Forecasting
Dr. Ernest Enjen Wang, MD
NPI1427124940
- Medicare services, 2024
- 261
- Medicare patients, 2024
- 263
- Part D claims, 2024
- 42
- Publications
- 26
- MIPS score, 2024
- 85
- Practice address
- 2650 Ridge Ave, Evanston, IL 60201
- Practice phone
- Call (847) 570-2000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
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.
Dr. Ernest Enjen Wang is an emergency medicine physician in Evanston, Illinois
Dr. Wang practices at Evanston Hospital in Evanston, Illinois, part of Endeavor Health.
Dr. Wang's NPI, 1427124940, was assigned on November 27, 2006.
NPI and contact details
- NPI
- 1427124940NPI Registry (opens in a new tab)
- NPI enumeration date
- November 27, 2006
- NPI status
- Active
- Practice phone
- (847) 570-2000
- 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. Ernest Enjen Wang practices at Evanston Hospital in Evanston, Illinois
Dr. Wang's primary practice is Evanston Hospital, at 2650 Ridge Ave, Evanston, IL 60201 in Cook County. The practice phone is (847) 570-2000.
- Evanston Hospital2650 Ridge Ave, Evanston, IL 60201 · Cook CountyPhone(847) 570-2000
Source: Dmand AI Affiliation Data
Dr. Ernest Enjen Wang is affiliated with 1 site of care and 1 medical group
Dr. Wang's primary practice is Evanston Hospital in Evanston, Illinois, part of Endeavor Health. The medical group on file is Endeavor Health Medical Group.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Ernest Enjen 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.
| Site | EHR vendor and product |
|---|---|
| Evanston Hospital | Available 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 Endeavor Health and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Ernest Enjen Wang is one of 2,385 emergency medicine physicians in Illinois
Emergency medicine is Dr. Wang's primary specialty in the NPI Registry, under taxonomy code 207P00000X. Dr. Wang has a license on file in Illinois.
Specialties and state licenses
- Emergency medicine, Illinois
Emergency medicine physicians near Dr. Wang
Counts of emergency medicine physicians with a Dmand AI profile, by place and practice. Each opens the list.
2,385emergency medicine physicians in Illinois84emergency medicine physicians in Evanston60emergency medicine physicians at Evanston Hospital
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Ernest Enjen Wang billed Medicare for 261 services in 2024
CMS data shows 261 Medicare services from Dr. Wang across 4 procedure codes in 2024, for 263 Medicare patients. Medicare paid $36,129 for them. Every service was in a facility, such as a hospital, rather than an office.
Medicare services, 2024261
Medicare patients263
Paid by Medicare$36,129
Procedure codes4
Dr. Wang's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1972024: 26132%
Dr. Wang compared with the Illinois median for emergency medicine physicians, 2024
- Dr. Wang
- Illinois median
- Medicare services
- 261vs 274Close to median
- Medicare patients
- 263vs 273Close to median
- Part D claims
- 12vs 4573% below
Medians across 2,281 emergency medicine physicians in Illinois 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.
Need commercial claims for Dr. Wang?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Wang and other emergency medicine physicians in Illinois.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Ernest Enjen Wang treated 263 Medicare patients in 2024, average age 79
CMS counts 263 Medicare patients who saw Dr. Wang in 2024. The largest group is 75 to 84, with 96 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 15% are also on Medicaid. Their average risk score is 1.98, 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 55, with 55% women.
Medicare patients, 2024263
Average age79
Average risk score1.98
Also on Medicaid15%
Dr. Wang's Medicare patients by age, 2024
Dr. Wang's Medicare patients by sex, 2024
- Women14455%
- Men11945%
Chronic conditions among Dr. Wang's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis66%
- Ischemic heart disease41%
- Mood disorders40%
- Chronic kidney disease38%
- Depression36%
- Heart failure35%
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 55
Patient panel by sex, all payers
- Women55%
- Men45%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Ernest Enjen Wang wrote 42 Medicare Part D claims in 2024
In 2024, Dr. Wang wrote 42 Medicare Part D claims for 38 patients. 90% of them were for generic drugs. CMS names the drug for 12 of them, across 1 drug with 11 or more claims each, at $48 in total drug cost. In 2016, CMS named 13 claims across 1 drug.
Part D claims, 202442
Drugs named by CMS1
Total drug cost$48
Part D patients38
Dr. Wang's Part D claims by kind of drug, 2024
- Generic38 claims90%
- Brand-name and other4 claims10%
Dr. Wang's most prescribed drugs by claims, 2017
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. Wang's Part D claims, 2024
- Antibiotics43%18 of 42 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, 2016 to 2017
- 2016
- 2017
- Claims for drugs CMS names
- 2016: 132017: 128%
Drugs named by CMS: 1 in 2017, 1 in 2016.
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. Ernest Enjen Wang scored 85 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 85 out of 100 for Dr. Wang for performance year 2024, reported as part of a group.
Dr. Wang's MIPS scores, performance year 2024
- 85of 100Final score
- 75.9of 100Quality
- 99of 100Promoting Interoperability
- 40of 100Improvement Activities
- 75of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Source: Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
For MedTech and pharma teams
Find emergency medicine physicians 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. Ernest Enjen Wang has 26 publications on record
Dmand AI links 26 papers to Dr. Wang, published from 2005 to 2021. 2008 was the busiest year, with 2. The most frequent topics are Emergency Medicine, Internship and Residency and Cardiopulmonary Resuscitation. Dr. Wang has published most often in Dis Mon. Dr. Wang's most frequent co-authors are Morris S. Kharasch, MD, Constantine L. Karras, MD and Jared Daniel Novack, MD.
Papers26
Years published2005 to 2021
Dr. Wang's papers by year, 2005 to 2021
Topics Dr. Wang writes about most
- Emergency Medicine
- Internship and Residency
- Cardiopulmonary Resuscitation
- Clinical Competence
- Manikins
- Teaching
- Curriculum
- Educational Measurement
Dr. Wang's most frequent co-authors
- Morris S. Kharasch, MD12 shared papers
- Constantine L. Karras, MD2 shared papers
- Jared Daniel Novack, MD2 shared papers
Recent publications by Dr. Wang
Am J Emerg Med
COVID-19Emergency Service, HospitalHealth Services Accessibility
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 emergency medicine physicians.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Sources for Dr. Ernest Enjen Wang'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 | Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| 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. Ernest Enjen 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. Ernest Enjen Wang's NPI number?
Dr. Ernest Enjen Wang's NPI number is 1427124940. It was assigned on November 27, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Ernest Enjen Wang?
Dr. Ernest Enjen Wang is an emergency medicine physician in Evanston, Illinois. The primary specialty in the NPI Registry is Emergency Medicine Physician (taxonomy code 207P00000X).
Where does Dr. Ernest Enjen Wang practice?
Dr. Wang practices at 2650 Ridge Ave, Evanston, IL 60201. Dr. Wang's primary practice is Evanston Hospital in Evanston, Illinois, part of Endeavor Health.
What is Dr. Ernest Enjen Wang's office phone number?
The practice phone on file for Dr. Wang is (847) 570-2000.
Which hospitals is Dr. Ernest Enjen Wang affiliated with?
Dr. Wang practices at Evanston Hospital in Evanston, Illinois.
What medical group is Dr. Ernest Enjen Wang part of?
Dr. Wang is linked to Endeavor Health Medical Group.
Does Dr. Ernest Enjen Wang accept Medicare?
Yes. CMS data shows Dr. Wang billed Medicare for 261 services in 2024.
What is Dr. Ernest Enjen Wang's MIPS score?
Dr. Wang's MIPS final score for performance year 2024 is 85 out of 100, reported as part of a group.
How many Medicare patients does Dr. Ernest Enjen Wang see?
CMS counts 263 Medicare patients who saw Dr. Wang in 2024, with an average age of 79.
What services does Dr. Ernest Enjen Wang bill to Medicare?
In 2024, Dr. Wang's most billed Medicare services were emergency department visit (99285), emergency department visit (99284) and critical care (99291).
Show 4 more questionsShow fewer questions
What drugs does Dr. Ernest Enjen Wang prescribe most?
In 2017 Medicare Part D data, Dr. Wang's most prescribed drugs by claims were Hydrocodone-Acetaminophen.
How long has Dr. Ernest Enjen Wang been practicing?
Dr. Wang's NPI was assigned in 2006.
Does Dr. Ernest Enjen Wang do research?
Dmand AI links 26 publications to Dr. Wang, published from 2005 to 2021.
Who does Dr. Ernest Enjen Wang publish with?
Dr. Wang's most frequent co-authors are Morris S. Kharasch, MD (12 shared papers), Constantine L. Karras, MD (2 shared papers) and Jared Daniel Novack, MD (2 shared papers).
Selling to emergency medicine practices?
See emergency medicine physicians 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