Daniel Lang
- Part D claims, 2024
- 63
- Hospital affiliations
- 1
- Industry payments
- $17
- State license
- 1
- Year NPI issued
- 2006
- Practice address
- 820 S Damen Street, Chicago, IL 60612
- Practice phone
- Call (312) 569-8387
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Find Daniel Lang'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.
Daniel Lang is an internist in Chicago, Illinois
Daniel Lang practices at Jesse Brown Department of Veterans Affairs Medical Center in Chicago, Illinois, part of Veterans Health Administration.
Daniel Lang's NPI, 1871692707, was assigned on September 21, 2006.
- NPI
- 1871692707NPI Registry (opens in a new tab)
- NPI enumeration date
- September 21, 2006
- NPI status
- Active
- Practice phone
- (312) 569-8387
- 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
Daniel Lang practices at Jesse Brown Department of Veterans Affairs Medical Center in Chicago, Illinois
Daniel Lang's primary practice is Jesse Brown Department of Veterans Affairs Medical Center, at 820 S Damen Street, Chicago, IL 60612 in Cook County. The practice phone is (312) 569-8387.
- Jesse Brown Department of Veterans Affairs Medical Center820 S Damen Street, Chicago, IL 60612 · Cook CountyPhone(312) 569-8387
Source: Dmand AI Affiliation Data
Daniel Lang is affiliated with 1 site of care
Daniel Lang's primary practice is Jesse Brown Department of Veterans Affairs Medical Center in Chicago, Illinois, part of Veterans Health Administration. Daniel Lang's employer is on file too: a hospital.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Daniel Lang's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Daniel Lang practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Jesse Brown Department of Veterans Affairs Medical Center | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
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Daniel Lang is one of 5,652 internists in Illinois
Internal medicine is Daniel Lang's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Daniel Lang has a license on file in Illinois.
Specialties and state licenses
- Internal medicine, Illinois
Internists near Daniel Lang
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
Daniel Lang's patients have a median age of 76
Across all payers, Dmand AI patient panel data puts Daniel Lang's median patient age at 76, with 4% women.
Daniel Lang's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 76
Patient panel by sex, all payers
- Women4%
- Men96%
Source: Dmand AI Patient Panel Data
Daniel Lang wrote 63 Medicare Part D claims in 2024
In 2024, Daniel Lang wrote 63 Medicare Part D claims. 84% of them were for generic drugs. CMS names the drug for 28 of them, across 1 drug with 11 or more claims each, at $554 in total drug cost. In 2021, CMS named 26 claims across 2 drugs.
Daniel Lang's Part D claims by kind of drug, 2024
- Generic53 claims84%
- Brand-name and other10 claims16%
Daniel Lang'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, 2021 to 2022
- 2021
- 2022
- Claims for drugs CMS names
- 2021: 262022: 288%
Drugs named by CMS: 1 in 2022, 2 in 2021.
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
For MedTech and pharma teams
Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.
Daniel Lang received $17 in industry payments in 2022
CMS Open Payments shows 1 general payment to Daniel Lang from 1 drug or device company in 2022. Food and beverage make up the largest share, 100% of the total. Neurocrine BioSciences, Inc. paid the most, $17.
Companies that paid Daniel Lang the most, 2022 to 2022
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Daniel Lang'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 patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| 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) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| 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 Daniel Lang
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Daniel Lang's NPI number?
Daniel Lang's NPI number is 1871692707. It was assigned on September 21, 2006, and it is active in the NPI Registry.
What does Daniel Lang specialize in?
Daniel Lang is an internist in Chicago, Illinois. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Daniel Lang practice?
Daniel Lang practices at 820 S Damen Street, Chicago, IL 60612. Daniel Lang's primary practice is Jesse Brown Department of Veterans Affairs Medical Center in Chicago, Illinois, part of Veterans Health Administration.
What is Daniel Lang's office phone number?
The practice phone on file for Daniel Lang is (312) 569-8387.
Which hospitals is Daniel Lang affiliated with?
Daniel Lang practices at Jesse Brown Department of Veterans Affairs Medical Center in Chicago, Illinois.
What drugs does Daniel Lang prescribe most?
In 2022 Medicare Part D data, Daniel Lang's most prescribed drugs by claims were Metoprolol Succinate.
Has Daniel Lang received payments from drug or device companies?
CMS Open Payments shows $17 in general payments to Daniel Lang from 1 company from 2022 to 2022. The largest total came from Neurocrine BioSciences, Inc.
How long has Daniel Lang been practicing?
Daniel Lang's NPI was assigned in 2006.
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