Dr. David Eric Willens, MD, MPH
- Medicare services, 2024
- 367
- Medicare patients, 2024
- 166
- Part D claims, 2024
- 5,584
- Hospital affiliations
- 2
- Industry payments
- $6,845
- Practice address
- 2799 W Grand Blvd, Detroit, MI 48202
- Practice phone
- Call (313) 916-2600
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Willens' professional email, personal email and mobile number
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Dr. David Eric Willens is an internist in Detroit, Michigan
Dr. Willens practices at Henry Ford Hospital in Detroit, Michigan, part of Henry Ford Health.
Dr. Willens' NPI, 1962688713, was assigned on January 10, 2008. Dr. Willens graduated from Wayne State University School of Medicine in 2007. Dr. Willens holds Michigan license 4301100852.
- NPI
- 1962688713NPI Registry (opens in a new tab)
- Medicare PAC ID
- 4981865375
- NPI enumeration date
- January 10, 2008
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (313) 916-2600
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 45
- Medical school graduation
- 2007
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. David Eric Willens practices at Henry Ford Hospital in Detroit, Michigan
Dr. Willens' primary practice is Henry Ford Hospital, at 2799 W Grand Blvd, Detroit, MI 48202 in Wayne County. The practice phone is (313) 916-2600.
- Henry Ford Hospital2799 W Grand Blvd, Detroit, MI 48202 · Wayne CountyPhone(313) 916-2600
Source: Dmand AI Affiliation Data
Dr. David Eric Willens is affiliated with 2 sites of care and 1 medical group
Dr. Willens' primary practice is Henry Ford Hospital in Detroit, Michigan, part of Henry Ford Health. Dr. Willens is also affiliated with Henry Ford West Bloomfield Hospital. The medical group on file is Henry Ford Health.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. David Eric Willens' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Willens practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Henry Ford Hospital | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across Henry Ford Health and 6.2K+ hospitals, with verified contacts in the same login.
Dr. David Eric Willens is one of 4,804 internists in Michigan
Internal medicine is Dr. Willens' primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dmand AI has Dr. Willens' licenses on file in 3 states: Michigan, Georgia and Tennessee.
Specialties and state licenses
- Internal medicine, MichiganPrimary
- Georgia license
- Tennessee license
Internists near Dr. Willens
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. David Eric Willens billed Medicare for 367 services in 2024
CMS data shows 367 Medicare services from Dr. Willens across 6 procedure codes in 2024, for 166 Medicare patients. Medicare paid $17,734 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Willens' Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 2412024: 20615%
- Other services
- 2023: 02024: 161
Dr. Willens compared with the Michigan median for internists, 2024
- Dr. Willens
- Michigan median
- Medicare services
- 367vs 42313% below
- Medicare patients
- 166vs 159Close to median
- Part D claims
- 4,918vs 31415.7 times
Medians across 4,524 internists in Michigan with Dmand AI profiles that report each measure.
Dr. Willens' 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. Willens?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Willens and other internists in Michigan.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. David Eric Willens treated 166 Medicare patients in 2024, average age 71
CMS counts 166 Medicare patients who saw Dr. Willens in 2024. The largest group is 65 to 74, with 62 patients. 75% of them have high blood pressure, and 61% have high cholesterol. 43% are also on Medicaid. Their average risk score is 1.95, 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. Willens' median patient age at 66, with 50% women.
Dr. Willens' Medicare patients by age, 2024
Dr. Willens' Medicare patients by sex, 2024
- Women9054%
- Men7646%
Chronic conditions among Dr. Willens' Medicare patients, 2024
- High blood pressure75%
- High cholesterol61%
- Diabetes45%
- Chronic kidney disease43%
- Arthritis39%
- Mood disorders32%
- Ischemic heart disease31%
- Heart failure27%
Share of Medicare patients with each condition. A patient can have several.
Dr. Willens' patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 66
Patient panel by sex, all payers
- Women50%
- Men50%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. David Eric Willens wrote 5,584 Medicare Part D claims in 2024
In 2024, Dr. Willens wrote 5,584 Medicare Part D claims for 557 patients. 80% of them were for generic drugs. CMS names the drug for 4,918 of them, across 98 drugs with 11 or more claims each, at $715,706 in total drug cost. In 2023, CMS named 4,392 claims across 93 drugs.
Dr. Willens' Part D claims by kind of drug, 2024
- Generic4,483 claims80%
- Brand-name989 claims18%
- Other112 claims2%
Dr. Willens' 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. Willens' Part D claims, 2024
- Opioids3%181 of 5,584 claims
- Antibiotics0%23 of 5,584 claims
- Antipsychotics, patients 65 and over0%21 of 5,584 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: 4,3922024: 4,91812%
Drugs named by CMS: 98 in 2024, 93 in 2023.
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. David Eric Willens offers telehealth to Medicare patients
Dr. Willens accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Willens as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. David Eric Willens received $6,845 in industry payments from 2022 to 2025
CMS Open Payments shows 5 general payments to Dr. Willens from 4 drug and device companies from 2022 to 2025. Speaker and faculty fees make up the largest share, 62% of the total. Pfizer Inc. paid the most, $4,250.
General payments to Dr. Willens by program year, 2022 to 2025
General payments to Dr. Willens by kind, 2022 to 2025
- Speaker and faculty fees$4,25062%
- Consulting fees$2,50037%
- Food and beverage$771%
- Education$190%
Companies that paid Dr. Willens the most, 2022 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. David Eric Willens graduated from Wayne State University School of Medicine
Dr. Willens graduated from Wayne State University School of Medicine in 2007.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. David Eric Willens'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) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile 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. David Eric Willens
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. David Eric Willens' NPI number?
Dr. David Eric Willens' NPI number is 1962688713. It was assigned on January 10, 2008, and it is active in the NPI Registry.
What kind of doctor is Dr. David Eric Willens?
Dr. David Eric Willens is an internist in Detroit, Michigan. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. David Eric Willens practice?
Dr. Willens practices at 2799 W Grand Blvd, Detroit, MI 48202. Dr. Willens' primary practice is Henry Ford Hospital in Detroit, Michigan, part of Henry Ford Health.
What is Dr. David Eric Willens' office phone number?
The practice phone on file for Dr. Willens is (313) 916-2600.
What is Dr. David Eric Willens' medical license number?
Dr. Willens holds Michigan license 4301100852, one of the licenses on file in 3 states.
Which states has Dr. David Eric Willens been licensed in?
Dmand AI has state licenses on file for Dr. Willens in Michigan, Georgia and Tennessee.
Which hospitals is Dr. David Eric Willens affiliated with?
Dr. Willens practices at Henry Ford Hospital in Detroit, Michigan. Dr. Willens is also affiliated with Henry Ford West Bloomfield Hospital.
What medical group is Dr. David Eric Willens part of?
Dr. Willens is linked to Henry Ford Health.
Does Dr. David Eric Willens accept Medicare?
Yes. CMS data shows Dr. Willens billed Medicare for 367 services in 2024, and Dr. Willens accepts Medicare assignment.
Does Dr. David Eric Willens offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Willens as offering telehealth services.
Show 6 more questionsShow fewer questions
How many Medicare patients does Dr. David Eric Willens see?
CMS counts 166 Medicare patients who saw Dr. Willens in 2024, with an average age of 71.
What services does Dr. David Eric Willens bill to Medicare?
In 2024, Dr. Willens' most billed Medicare services were office visit, established patient (99214), medicare service (G2211) and office visit, established patient (99215).
Where did Dr. David Eric Willens go to medical school?
Dr. Willens graduated from Wayne State University School of Medicine in 2007.
What drugs does Dr. David Eric Willens prescribe most?
In 2024 Medicare Part D data, Dr. Willens' most prescribed drugs by claims were Atorvastatin Calcium, Amlodipine Besylate and Losartan Potassium.
Has Dr. David Eric Willens received payments from drug or device companies?
CMS Open Payments shows $6,845 in general payments to Dr. Willens from 4 companies from 2022 to 2025. The largest total came from Pfizer Inc.
How long has Dr. David Eric Willens been practicing?
Dr. Willens graduated from medical school in 2007, 19 years ago.
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