Michael G. Jakoby, M.D.
Endocrinology, Diabetes & Metabolism Physician · Springfield, IL
Michael G. Jakoby, M.D. is an endocrinology, diabetes & metabolism physician with a practice address in Springfield, Illinois, and NPI 1770515181, issued on Jul 7, 2006. Check the license (Illinois 036-106808, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.
- Name
- Michael G. Jakoby
- Credential
- M.D.
- Primary taxonomy
- Endocrinology, Diabetes & Metabolism Physician 207RE0101X
- License number
- 036-106808 IL
Self-reported in NPPES; status is on the state search - Practice location
- 751 N Rutledge St, Springfield, IL 62702
- Phone
- (217) 545-3821
- Enumerated
- Jul 7, 2006
- Record last updated
- Nov 17, 2020 (not updated in 6 years: call before relying on the address or phone)
- Fax
- (217) 545-9125
- Medicaid ID
- 100500484 NV
- Medicare enrollment
- Enrolled (PECOS I20050520000277); accepts Medicare assignment
- Medical or professional school
- University Of Washington School Of Medicine, 1995
- Entity
- Type 1 · individual
8 nearest endocrinology, diabetes & metabolism physician records → All 436 in Illinois → Look up another NPI →
Also registered at 751 N Rutledge St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Michael G. Jakoby 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 036-106808Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
38% fewer Medicare Part D claims than the average endocrinology, diabetes & metabolism physician in 2024
1,638 Medicare Part D claims for 182 beneficiaries, against an average of 2,630 among the 8,223 providers of this specialty who prescribed in Part D. Brand-name drugs were 44% of claims.
Most prescribed
- Levothyroxine Sodium127 claims
- Novolog Flexpen106 claims
- Ozempic97 claims
- Metformin Hcl Er63 claims
- Lantus Solostar57 claims
- Atorvastatin Calcium50 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.
Industry payments in 2024: $373.21
8 payments; by number, the most common kind was food and beverage; the largest payer was Abbott Laboratories. The 5,661 providers of this specialty with any payment received $5,742.15 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Siu Physicians And Surgeons IncSpringfield, IL
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Michael G. Jakoby among 436 endocrinology, diabetes & metabolism physician records in Illinois
Michael G. Jakoby, M.D. is one of 436 endocrinology, diabetes & metabolism physician records with a practice address in Illinois. 85% 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 5% of them.
- NPI issued2006 · 5% of these records are older, 62% newer
- In a Medicare fileYes · 85% of these records are
- In the CMS Doctors and Clinicians fileYes · 68% of these records are
- Graduated1995 · median 2006 among the 295 with a school on file
- Record last updated2020 · 46% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RE0101X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Endocrinology, Diabetes & Metabolism Physician providers in Illinois
There are 436 endocrinology, diabetes & metabolism physician records in Illinois.
All 436 in Illinois → Every provider in Springfield → Endocrinology, Diabetes & Metabolism Physician nationwide →
The 8 endocrinology, diabetes & metabolism physician records with the nearest ZIP codes
- Jumana Abdelkarim, MDSpringfield, IL 627021154815363
- Makarem Abulimon, M.D.Springfield, IL 627021699207381
- Suzan Al Gharaibeh, M.D.Springfield, IL 627021235345539
- Talmas Amorim Fernandes, M.D.Springfield, IL 627021669096541
- Amira Elmagbari, M.D, MSCSpringfield, IL 627021427312875
- Kevin Hazard, M.D.Springfield, IL 627021881652089
- Hadoun Jabri, MDSpringfield, IL 627021679828925
- Chaitanya Mamillapalli, M.D, MRCPSpringfield, IL 627021710137930
Common questions
What is Michael G. Jakoby, M.D.'s NPI number?
Michael G. Jakoby, M.D.'s National Provider Identifier (NPI) is 1770515181, issued on Jul 7, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Michael G. Jakoby, M.D. located?
The NPPES record lists a practice address at 751 N Rutledge St, Springfield, IL, 62702. Phone: (217) 545-3821. Providers update this record themselves, so call before visiting.
How can I verify Michael G. Jakoby, M.D.'s license?
NPPES lists Illinois license number 036-106808, 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 Michael G. Jakoby, M.D. prescribe under Medicare Part D?
In 2024, Michael G. Jakoby, M.D. had 1,638 Medicare Part D claims for 182 beneficiaries; the average among endocrinology, diabetes & metabolism physician prescribers was 2,630. 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.