What is David Thiemann's specialty?

David Thiemann (NPI 1770514416) is a Medicare-billing provider whose primary specialty is Cardiology in Baltimore, MD.

Where does David Thiemann practice?

David Thiemann practices in Baltimore, MD, based on the location reported in the CMS Medicare provider datasets for NPI 1770514416.

How much does Medicare pay David Thiemann?

David Thiemann (NPI 1770514416) received approximately $59K in total Medicare Part B payments, serving 354 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1770514416

David ThiemannM.D.

PRACTICEJOHNS HOPKINS HOSPITALSee all providers at this practice →

CardiologyBaltimore, MDI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

368

Unique beneficiaries

—

Total services

503

Distinct HCPCS

Medicare payment

$43K

Peer benchmark

Total Medicare services vs. 450 Cardiology providers in MD — bottom quintile (cohort median 3,358).

PRESCRIBING · PART D · 2024

No data available for this provider in 2024.

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

No data available for this provider in 2024.

REFERRAL NETWORK

Where David Thiemann's patients come from & go

Directional shared-patient flow from Medicare claims — who sends patients to this provider (inbound) and where this provider's patients go next (outbound). 66 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
John Eng Diagnostic Radiology · Baltimore, MD	92	146
Matthews Chacko Cardiology · Nashville, TN	85	167
CORRETTI, MARY	72	103
David Feigin Diagnostic Radiology · Baltimore, MD	64	117
Ulrike Hamper Diagnostic Radiology · Baltimore, MD	53	72
Rosanne Rouf Advanced Heart Failure and Transplant Cardiology · Ann Arbor, MI	49	118
Gerin Stevens Cardiology · New York, NY	45	69
Thomas Traill Cardiology · Baltimore, MD	42	60
Ryan Tedford Cardiology · Charleston, SC	38	57
Alan Cheng Clinical Cardiac Electrophysiology · Baltimore, MD	37	63
Bruce Perler Vascular Surgery · Baltimore, MD	37	61
Elliot Fishman Diagnostic Radiology · Baltimore, MD	31	59

Refers patients to

Outbound — where patients go next

No outbound pairs above the suppression threshold.

Source: CMS Physician Shared Patient Patterns (30-day window, Medicare FFS). Direction = a beneficiary seen by the first provider, then the second, within 30 days; a proxy for referral, not a documented referral. Pairs with fewer than 11 shared beneficiaries are suppressed.

CROSS-REFERENCE

Related data on other Healthparse brands

ProviderScore

OIG/SAM exclusion screening, sanctions history

Healthparse Signals

Monitor this provider for changes — dated NPI change events