DAVID THIEMANN M.D.
NPI 1770514416
Internal Medicine - Interventional Cardiology in Baltimore, MD
About David Thiemann M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DAVID THIEMANN M.D. (NPI 1770514416) is an individual interventional cardiology provider in Baltimore, Maryland, licensed in Maryland (D41846) and active in the NPI registry since July 2006. He is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses 2
Other Identifiers 3
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
David Thiemann M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
3Medicare enrollment records show David Thiemann reassigns Medicare billing to 3 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 21287
- Reassigned Medicare billing, Maryland enrollment
- 15 clinicians in this Medicare group
Baltimore, MD 21287
- Reassigned Medicare billing, Maryland enrollment
- 39 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 8
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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 21287 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Other 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 David Thiemann's NPI number?
The NPI number for David Thiemann is 1770514416. It was assigned to this individual provider in the NPPES registry on July 5, 2006.
Where is David Thiemann located?
David Thiemann practices at 600 N Wolfe St, Baltimore, MD 21287. The listed phone number is (410) 955-3116.
What is David Thiemann's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Interventional Cardiology, with taxonomy code 207RI0011X.
Is David Thiemann enrolled in Medicare?
Yes. David Thiemann is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for David Thiemann's services?
According to the CMS Revalidation Reassignment List (October 2026 release), David Thiemann reassigns Medicare benefits to 3 organizations: Johns Hopkins University (Baltimore, MD), Johns Hopkins University (Baltimore, MD) and Johns Hopkins University (Baltimore, 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 David Thiemann's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
When was this NPI record last updated?
The NPPES record for David Thiemann was last updated on March 18, 2015. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.
# David Thiemann, M.D. · NPI 1770514416
Interventional Cardiology physician in Baltimore, Maryland. Individual provider, active in the CMS NPPES registry since July 5, 2006.
## Identity
- **NPI:** 1770514416 (Entity type: Individual)
- **Enumerated:** July 5, 2006
- **Primary specialty:** Internal Medicine - Interventional Cardiology · taxonomy 207RI0011X
- **State license:** D41846 (Maryland)
- **Sole proprietor:** No
## Practice location
- **Address:** 600 N WOLFE ST, Baltimore, MD 21287-0005
- **Phone:** (410) 955-3116
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 3 organizations under Medicare reassignment (form CMS-855R): Johns Hopkins University (NPI 1023018413, Baltimore, MD); Johns Hopkins University (NPI 1881388122, Baltimore, MD); Johns Hopkins University (NPI 1922581412, Baltimore, MD) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** March 18, 2015
- **Other identifiers:** Medicaid 774491900 (MD); Medicare UPIN F29209 (MD); Medicare PIN KR34MN98 (MD)
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Source: [NPI Profile](https://npiprofile.com/npi/1770514416) · Data from the CMS NPPES public registry.