David Feerst, MD
Internal Medicine Physician · Arlington Heights, IL
David Feerst, MD is an internal medicine physician with a practice address in Arlington Heights, Illinois, and NPI 1508931767, issued on Nov 22, 2006. Check the license (Illinois 036069659, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- David Feerst
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 036069659 IL
Self-reported in NPPES; status is on the state search - Practice location
- 605 W Central RD, Arlington Heights, IL 60005
- Phone
- (847) 590-8100
- Enumerated
- Nov 22, 2006
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (847) 394-8505
- Medicaid ID
- 036069659 IL
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 7,238 in Illinois → Look up another NPI →
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A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify David Feerst in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersIllinois Department of Financial and Professional Regulation
Search for license 036069659Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
David Feerst among 7,238 internal medicine physician records in Illinois
David Feerst, MD is one of 7,238 internal medicine physician records with a practice address in Illinois. 73% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2006, is newer than 7% of them.
- NPI issued2006 · 7% of these records are older, 61% newer
- In a Medicare fileNo · 73% of these records are
- In the CMS Doctors and Clinicians fileNo · 50% of these records are
- Record last updated2007 · 47% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
53 internal medicine physician records list a practice address in Arlington Heights
They are 53 of the 2,697 NPPES records with a practice address in Arlington Heights, and 7,238 internal medicine physician records in Illinois. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 7,238 in Illinois → Every provider in Arlington Heights → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Jerry Andrews, D.O.Arlington Heights, IL 600051205875507
- Mamdouh Ishak, MDArlington Heights, IL 600051275612343
- Abdallah Karam, MDArlington Heights, IL 600051144257395
- Akber Khan, MDArlington Heights, IL 600051851302939
- Panayota Kleinman, MDArlington Heights, IL 600051962407916
- William Moran, MDArlington Heights, IL 600051083700991
- Ruksana Papa, M.D.Arlington Heights, IL 600051235196635
- Kamal Patel, M.D.Arlington Hts, IL 600051700981917
Common questions
What is David Feerst, MD's NPI number?
David Feerst, MD's National Provider Identifier (NPI) is 1508931767, issued on Nov 22, 2006. An NPI identifies a provider in billing; it is not a license.
Where is David Feerst, MD located?
The NPPES record lists a practice address at 605 W Central RD, Arlington Heights, IL, 60005. Phone: (847) 590-8100. Providers update this record themselves, so call before visiting.
How can I verify David Feerst, MD's license?
NPPES lists Illinois license number 036069659, as entered by the provider. Search the Illinois Department of Financial and Professional Regulation at https://idfpr.illinois.gov/checklicense.html. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.