HAYDEN MENGDEN DOHNALEK
NPI 1518420744
Anesthesiology - Critical Care Medicine in Baltimore, MD
About Hayden Mengden Dohnalek NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
HAYDEN MENGDEN DOHNALEK (NPI 1518420744) is an individual critical care medicine provider in Baltimore, Maryland, licensed in Maryland (D0098742) and active in the NPI registry since April 2019. He is enrolled in Medicare PECOS, is affiliated with Medstar Franklin Square Medical Center, and maintains a secondary practice location in Dallas.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Location 1
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
Hayden Mengden Dohnalek 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
4Medicare enrollment records show Hayden Dohnalek reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Baltimore, MD 21287
- Reassigned Medicare billing, Maryland enrollment
- 4,483 clinicians in this Medicare group
Baltimore, MD 21218
- Reassigned Medicare billing, Maryland enrollment
- 311 clinicians in this Medicare group
Baltimore, MD 21239
- Reassigned Medicare billing, District of Columbia and Maryland enrollments
- 3,530 clinicians in this Medicare group
Columbia, MD 21046
- Reassigned Medicare billing, District of Columbia and Maryland enrollments
- 717 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.
Hospital Affiliations CMS Care Compare
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Medstar Franklin Square Medical Center
Acute Care Hospitals · Rosedale, 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
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 Hayden Dohnalek's NPI number?
The NPI number for Hayden Dohnalek is 1518420744. It was assigned to this individual provider in the NPPES registry on April 14, 2019.
Where is Hayden Dohnalek located?
Hayden Dohnalek practices at 600 N Wolfe St, Baltimore, MD 21287. The listed phone number is (410) 502-2037.
What is Hayden Dohnalek's specialty?
The primary specialty registered for this NPI is Anesthesiology, specializing in Critical Care Medicine, with taxonomy code 207LC0200X.
Is Hayden Dohnalek enrolled in Medicare?
Yes. Hayden Dohnalek 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 Hayden Dohnalek's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Hayden Dohnalek reassigns Medicare benefits to 4 organizations: Johns Hopkins University (Baltimore, MD), Medstar Medical Group Anesthesiology LLC (Baltimore, MD), Medstar Medical Group II LLC (Baltimore, MD) and First Colonies Anesthesia Associates, LLC (Columbia, 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 Hayden Dohnalek's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Hayden Dohnalek affiliated with any hospitals?
According to CMS data, Hayden Dohnalek is affiliated with Medstar Franklin Square Medical Center.
When was this NPI record last updated?
The NPPES record for Hayden Dohnalek was last updated on March 29, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.
# Hayden Mengden Dohnalek · NPI 1518420744
Critical Care Medicine physician in Baltimore, Maryland. Individual provider, active in the CMS NPPES registry since April 14, 2019.
## Identity
- **NPI:** 1518420744 (Entity type: Individual)
- **Enumerated:** April 14, 2019
- **Primary specialty:** Anesthesiology - Critical Care Medicine · taxonomy 207LC0200X
- **State license:** D0098742 (Maryland)
- **Sole proprietor:** No
## Practice location
- **Address:** 600 N WOLFE ST, Baltimore, MD 21287-0005
- **Phone:** (410) 502-2037
## 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:** 4 organizations under Medicare reassignment (form CMS-855R): Johns Hopkins University (NPI 1023018413, Baltimore, MD); Medstar Medical Group Anesthesiology LLC (NPI 1528578333, Baltimore, MD); Medstar Medical Group II LLC (NPI 1184046187, Baltimore, MD); First Colonies Anesthesia Associates, LLC (NPI 1740218767, Columbia, MD) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2019
## Record status
- **NPPES last updated:** March 29, 2024
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Source: [NPI Profile](https://npiprofile.com/npi/1518420744) · Data from the CMS NPPES public registry.