OLAMIDE O. OLAMBIWONNU M.D.
NPI 1851633523
Anesthesiology in Baltimore, MD
About Olamide O. Olambiwonnu M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
OLAMIDE O. OLAMBIWONNU M.D. (NPI 1851633523) is an individual anesthesiology provider in Baltimore, Maryland, licensed in Maryland (D85542) and active in the NPI registry since March 2013. She is enrolled in Medicare PECOS, is affiliated with Luminis Health Anne Arundel Medical Center, Inc, and is a graduate of Medical College Of Wisconsin (2013).
NPPES Registry Identity
Specialties & Licenses 2
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Olamide O. Olambiwonnu M.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignments
2Medicare enrollment records show Olamide Olambiwonnu reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Fulton, MD 20759
- Reassigned Medicare billing, Maryland and District of Columbia enrollments
- Also billed through NPI 1376501007 (District of Columbia)
- 42 clinicians in this Medicare group
Annapolis, MD 21401
- Reassigned Medicare billing, District of Columbia and Maryland enrollments
- 391 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Areas of Expertise CMS Part B claims 3
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Hospital Affiliations CMS Care Compare 2
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Luminis Health Anne Arundel Medical Center, Inc
Acute Care Hospitals · Annapolis, MDCalverthealth Medical Center
Acute Care Hospitals · Prince Frederick, MDOther Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
BALTIMORE, MD 21287
BALTIMORE, MD 21287
BALTIMORE, MD 21287
BALTIMORE, MD 21287
BALTIMORE, MD 21287
BALTIMORE, MD 21287
BALTIMORE, MD 21287
BALTIMORE, MD 21287
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is Olamide Olambiwonnu's NPI number?
The NPI number for Olamide Olambiwonnu is 1851633523. It was assigned to this individual provider in the NPPES registry on March 20, 2013.
Where is Olamide Olambiwonnu located?
Olamide Olambiwonnu practices at The Johns Hopkins Hospital 1800 Orleans Street, Baltimore, MD 21287. The listed phone number is (410) 955-2727.
What is Olamide Olambiwonnu's specialty?
The primary specialty registered for this NPI is Anesthesiology with taxonomy code 207L00000X.
Is Olamide Olambiwonnu enrolled in Medicare?
Yes. Olamide Olambiwonnu is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organizations bill Medicare for Olamide Olambiwonnu's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Olamide Olambiwonnu reassigns Medicare benefits to 2 organizations: Holy Cross Anesthesiology Associate PA (Fulton, MD) and Anesthesia Company, LLC (Annapolis, MD). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Olamide Olambiwonnu's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Olamide Olambiwonnu affiliated with any hospitals?
According to CMS data, Olamide Olambiwonnu is affiliated with Luminis Health Anne Arundel Medical Center, Inc and Calverthealth Medical Center.
When was this NPI record last updated?
The NPPES record for Olamide Olambiwonnu was last updated on December 19, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.
# Olamide O. Olambiwonnu, M.D. · NPI 1851633523
Anesthesiology physician in Baltimore, Maryland. Individual provider, active in the CMS NPPES registry since March 20, 2013.
## Identity
- **NPI:** 1851633523 (Entity type: Individual)
- **Enumerated:** March 20, 2013
- **Primary specialty:** Anesthesiology · taxonomy 207L00000X
- **State license:** D85542 (Maryland)
- **Sole proprietor:** No
## Practice location
- **Address:** THE JOHNS HOPKINS HOSPITAL, 1800 ORLEANS STREET, Baltimore, MD 21287-0001
- **Phone:** (410) 955-2727
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 2 organizations under Medicare reassignment (form CMS-855R): Holy Cross Anesthesiology Associate PA (NPI 1306636279, Fulton, MD); Anesthesia Company, LLC (NPI 1871548156, Annapolis, MD) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Medical College Of Wisconsin, class of 2013
## Record status
- **NPPES last updated:** December 19, 2019
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Source: [NPI Profile](https://npiprofile.com/npi/1851633523) · Data from the CMS NPPES public registry.