Allan Ruby, M.D.
Obstetrics & Gynecology Physician · Hazel Crest, IL
Allan Ruby, M.D. is an obstetrics & gynecology physician with a practice address in Hazel Crest, Illinois, and NPI 1285691709, issued on Apr 27, 2006. Check the license (Illinois 036086659, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.
- Name
- Allan Ruby
- Credential
- M.D.
- Primary taxonomy
- Obstetrics & Gynecology Physician 207V00000X
- License number
- 036086659 IL
Self-reported in NPPES; status is on the state search - Practice location
- 17850 Kedzie Ave Ste 3500, Hazel Crest, IL 60429
- Phone
- (708) 575-4415
- Enumerated
- Apr 27, 2006
- Entity
- Type 1 · individual
Also registered at 17850 Kedzie Ave Ste 3500
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Lanxin LiGastroenterology Physician1194287383
- Marjorie Michel, M.D.Obstetrics & Gynecology Physician1407038367
- Satya Mishra, MDGastroenterology Physician1346245321
- Daanish SiddiqueGastroenterology Physician1134613094
- Victor Udechukwu, M.DInternal Medicine Physician1871900589
Verify Allan Ruby 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 036086659Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
58% more Medicare Part D claims than the average obstetrics & gynecology physician in 2024
297 Medicare Part D claims for 92 beneficiaries, against an average of 188 among the 27,363 providers of this specialty who prescribed in Part D. Brand-name drugs were 12% of claims.
Most prescribed
- Estradiol33 claims
- Estradiol (Twice Weekly)24 claims
- Metronidazole23 claims
- Fluconazole17 claims
- Citalopram Hbr14 claims
- Dotti14 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: $1,690.02
44 payments, mostly food and beverage; the largest payer was Acessa Health Inc.. The 20,757 providers of this specialty with any payment received $1,147.37 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.
One hospital or facility affiliation
- Advocate Health And Hospitals CorporationHazel Crest, IL
Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.
5 obstetrics & gynecology physician records list a Hazel Crest practice address
They are 5 of the 368 NPPES records with a Hazel Crest practice address, and 1,983 obstetrics & gynecology physician records in Illinois.
All 5 in Hazel Crest → All 1,983 in Illinois → Every provider in Hazel Crest →
Other obstetrics & gynecology physician records in Illinois
- Anum Abbasi, MDChicago, IL1679063010
- Rana Abdul-Khalek, MDRoscoe, IL1275768087
- Idries Abdur-Rahman, M.D.Ottawa, IL1891727236
- Jamil Abdur-Rahman, M.D.Gurnee, IL1710914189
- Greta Abel, PA-CWheaton, IL1174844096
- Ashley Abraham, M.D.Arlington Heights, IL1457615742
- Iris Abrahantes Morales, MDChicago, IL1164155164
- Fidel Abrego, MDChicago, IL1245351824
- Bayan AbunarAurora, IL1972063220
- Sara AbuzahraChicago, IL1952105066
Common questions
What is Allan Ruby, M.D.'s NPI number?
Allan Ruby, M.D.'s National Provider Identifier (NPI) is 1285691709, issued on Apr 27, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Allan Ruby, M.D. located?
The NPPES record lists a practice address at 17850 Kedzie Ave Ste 3500, Hazel Crest, IL, 60429. Phone: (708) 575-4415. Providers update this record themselves, so call before visiting.
How can I verify Allan Ruby, M.D.'s license?
NPPES lists Illinois license number 036086659, 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 Allan Ruby, M.D. prescribe under Medicare Part D?
In 2024, Allan Ruby, M.D. had 297 Medicare Part D claims for 92 beneficiaries; the average among obstetrics & gynecology physician prescribers was 188. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.
Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.