David G. Preskill, MD
Obstetrics & Gynecology Physician · Lake Bluff, IL
David G. Preskill, MD is an obstetrics & gynecology physician with a practice address in Lake Bluff, Illinois, and NPI 1386736338, issued on Sep 28, 2006. Check the license (Illinois 036081833, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.
- Name
- David G. Preskill
- Credential
- MD
- Primary taxonomy
- Obstetrics & Gynecology Physician 207V00000X
- License numbers
- 036081833 IL
01099932A IN
Self-reported in NPPES; status is on the state search - Practice location
- 123 N Waukegan RD Ste 300, Lake Bluff, IL 60044
- Phone
- (847) 362-0100
- Enumerated
- Sep 28, 2006
- Record last updated
- May 19, 2026
- Fax
- (847) 918-0426
- Entity
- Type 1 · individual
8 nearest obstetrics & gynecology physician records → All 2,062 in Illinois → Look up another NPI →
Verify David G. Preskill 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 036081833Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
62% fewer Medicare Part D claims than the average obstetrics & gynecology physician in 2024
63 Medicare Part D claims for 16 beneficiaries, against an average of 165 among the 28,733 providers of this specialty who prescribed in Part D.
Most prescribed
- Estradiol12 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
David G. Preskill among 2,062 obstetrics & gynecology physician records in Illinois
David G. Preskill, MD is one of 2,062 obstetrics & gynecology physician records with a practice address in Illinois. 72% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 12% of them.
- NPI issued2006 · 12% of these records are older, 54% newer
- In a Medicare fileYes · 72% of these records are
- In the CMS Doctors and Clinicians fileNo · 57% of these records are
- Record last updated2026 · 51% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207V00000X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
4 obstetrics & gynecology physician records list a practice address in Lake Bluff
They are 4 of the 319 NPPES records with a practice address in Lake Bluff, and 2,062 obstetrics & gynecology physician records in Illinois.
All 2,062 in Illinois → Every provider in Lake Bluff → Obstetrics & Gynecology Physician nationwide →
The 8 obstetrics & gynecology physician records with the nearest ZIP codes
- Adam Cohan, M.D.Lake Bluff, IL 600441982749263
- Scott Logan, M.D.Lake Bluff, IL 600441942352125
- Kelley London, M.D.Lake Bluff, IL 600441164574141
- Heather Heiberger, M.D.Lake Forest, IL 600451053330720
- Jill Holden, M.D.Lake Forest, IL 600451548289200
- Tanya Huang, M.D.Lake Forest, IL 600451134141989
- Michael Hubbell, M.D.Lake Forest, IL 600451538181268
- Rebecca Jacobson, MDLake Forest, IL 600451114902483
Common questions
What is David G. Preskill, MD's NPI number?
David G. Preskill, MD's National Provider Identifier (NPI) is 1386736338, issued on Sep 28, 2006. An NPI identifies a provider in billing; it is not a license.
Where is David G. Preskill, MD located?
The NPPES record lists a practice address at 123 N Waukegan RD Ste 300, Lake Bluff, IL, 60044. Phone: (847) 362-0100. Providers update this record themselves, so call before visiting.
How can I verify David G. Preskill, MD's license?
NPPES lists Illinois license number 036081833, 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.
How much does David G. Preskill, MD prescribe under Medicare Part D?
In 2024, David G. Preskill, MD had 63 Medicare Part D claims for 16 beneficiaries; the average among obstetrics & gynecology physician prescribers was 165. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. 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.