Ruth B. Deddish, MD
Neonatal-Perinatal Medicine Physician · Chicago, IL
Ruth B. Deddish, MD is a neonatal-perinatal medicine physician with a practice address in Chicago, Illinois, and NPI 1497708994, issued on May 18, 2006. Check the license on the Illinois Department of Financial and Professional Regulation; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Ruth B. Deddish
- Credential
- MD
- Primary taxonomy
- Neonatal-Perinatal Medicine Physician 2080N0001X
- Practice location
- 2300 Childrens Plaza Box 45, Chicago, IL 60614
- Phone
- (773) 880-4142
- Enumerated
- May 18, 2006
- Record last updated
- Jul 13, 2026
- Fax
- (773) 880-3061
- Entity
- Type 1 · individual
8 nearest neonatal-perinatal medicine physician records → All 362 in Illinois → Look up another NPI →
Verify Ruth B. Deddish in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersIllinois Department of Financial and Professional RegulationCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Ruth B. Deddish among 362 neonatal-perinatal medicine physician records in Illinois
Ruth B. Deddish, MD is one of 362 neonatal-perinatal medicine physician records with a practice address in Illinois. 15% 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 6% of them.
- NPI issued2006 · 6% of these records are older, 55% newer
- In a Medicare fileNo · 15% of these records are
- In the CMS Doctors and Clinicians fileNo · 7% 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 2080N0001X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Neonatal-Perinatal Medicine Physician providers in Illinois
There are 362 neonatal-perinatal medicine physician records in Illinois. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 362 in Illinois → Every provider in Chicago → Neonatal-Perinatal Medicine Physician nationwide →
The 8 neonatal-perinatal medicine physician records with the nearest ZIP codes
- Annie Chi, MDChicago, IL 606141962564336
- Joseph Dicara, MDChicago, IL 606141477506889
- Maria Luz Dizon, MDChicago, IL 606141245284504
- Renato Fontanilla, MDChicago, IL 606141285635995
- Melissa Graf, MDChicago, IL 606141861446692
- Shephali Katira, M.D.Chicago, IL 606141679567416
- Janine Khan, MDChicago, IL 606141245283043
- Karna Murthy, M.D.Chicago, IL 606141447269360
Common questions
What is Ruth B. Deddish, MD's NPI number?
Ruth B. Deddish, MD's National Provider Identifier (NPI) is 1497708994, issued on May 18, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Ruth B. Deddish, MD located?
The NPPES record lists a practice address at 2300 Childrens Plaza Box 45, Chicago, IL, 60614. Phone: (773) 880-4142. Providers update this record themselves, so call before visiting.
How can I verify Ruth B. Deddish, MD's license?
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.