Preston Baker, MD
Hospitalist Physician · Evanston, IL
Preston Baker, MD is a hospitalist physician with a practice address in Evanston, Illinois, and NPI 1588241301, issued on Mar 26, 2021. Check the license (Illinois 036169216, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.
- Name
- Preston Baker
- Credential
- MD
- Primary taxonomy
- Hospitalist Physician 208M00000X
- License number
- 036169216 IL
Self-reported in NPPES; status is on the state search - Practice location
- 2650 Ridge Ave, Evanston, IL 60201
- Phone
- (847) 570-2040
- Enumerated
- Mar 26, 2021
- Record last updated
- Mar 20, 2024
- Medicare enrollment
- Enrolled (PECOS I20240402001009); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest hospitalist physician records → All 1,535 in Illinois → Look up another NPI →
Also registered at 2650 Ridge Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Eman Abdel-Latief, M.D.Hospitalist Physician1508229949
- Helane Abramowitz, LCSWClinical Social Worker1376600684
- Kyle Ackerman, MDEmergency Medicine Physician1477170199
- Adrienne Adams, M.D.Child & Adolescent Psychiatry Physician1578661781
- Mary Adams, MDPediatrics Physician1134201205
- Isaac Agboola, MDEmergency Medicine Physician1073018289
Verify Preston Baker 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 036169216Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
83% fewer Medicare Part D claims than the average hospitalist physician in 2024
87 Medicare Part D claims for 17 beneficiaries, against an average of 521 among the 21,613 providers of this specialty who prescribed in Part D. Brand-name drugs were 23% of claims.
Most prescribed
- Lisinopril14 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.
Bills Medicare through one group practice
- Endeavor Health Medical GroupChicago, IL
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Preston Baker among 1,535 hospitalist physician records in Illinois
Preston Baker, MD is one of 1,535 hospitalist physician records with a practice address in Illinois. 92% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2021, is newer than 86% of them.
- NPI issued2021 · 86% of these records are older, 7% newer
- In a Medicare fileYes · 92% of these records are
- In the CMS Doctors and Clinicians fileYes · 87% of these records are
- Graduated2021 · median 2013 among the 1,339 with a school on file
- Record last updated2024 · 32% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208M00000X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
128 hospitalist physician records list a practice address in Evanston
They are 128 of the 4,013 NPPES records with a practice address in Evanston, and 1,535 hospitalist physician records in Illinois.
All 1,535 in Illinois → Every provider in Evanston → Hospitalist Physician nationwide →
The 8 hospitalist physician records with the nearest ZIP codes
- Michelle Aquino, D.O.Evanston, IL 602011851354484
- Julie Barton, M.D.Evanston, IL 602011245214386
- David De Leon, MDEvanston, IL 602011417022583
- Ayesha Fareeduddin, MDEvanston, IL 602011326072463
- Michael Huang, MDEvanston, IL 602011255350849
- Adela Kola, MDEvanston, IL 602011003888397
- Louise Matthews, M.D.Evanston, IL 602011538187687
- Paul Miller, M.D.Evanston, IL 602011356357792
Common questions
What is Preston Baker, MD's NPI number?
Preston Baker, MD's National Provider Identifier (NPI) is 1588241301, issued on Mar 26, 2021. An NPI identifies a provider in billing; it is not a license.
Where is Preston Baker, MD located?
The NPPES record lists a practice address at 2650 Ridge Ave, Evanston, IL, 60201. Phone: (847) 570-2040. Providers update this record themselves, so call before visiting.
How can I verify Preston Baker, MD's license?
NPPES lists Illinois license number 036169216, 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 Preston Baker, MD prescribe under Medicare Part D?
In 2024, Preston Baker, MD had 87 Medicare Part D claims for 17 beneficiaries; the average among hospitalist physician prescribers was 521. 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.