What is David Hagaman's specialty?

David Hagaman (NPI 1235221656) is a Medicare-billing provider whose primary specialty is Allergy/ Immunology in Nashville, TN.

Where does David Hagaman practice?

David Hagaman practices in Nashville, TN, based on the location reported in the CMS Medicare provider datasets for NPI 1235221656.

How much does Medicare pay David Hagaman?

David Hagaman (NPI 1235221656) received approximately $276K in total Medicare Part B payments, serving 379 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1235221656

David HagamanMD

Allergy/ ImmunologyNashville, TNI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

628

Unique beneficiaries

—

Total services

4,258

Distinct HCPCS

Medicare payment

$62K

Peer benchmark

Total Medicare services vs. 80 Allergy/ Immunology providers in TN — top quintile (cohort median 4,773).

PRESCRIBING · PART D · 2024

Total Rx claims

2,465

Beneficiaries

—

Total drug cost

$865K

Distinct drugs

Brand share

51.5%

Top prescribed drugs

Azelastine Hcl483 claims

Budesonide/Formoterol Fumarate137 claims

Prednisone131 claims

Fluticasone Propion/Salmeterol124 claims

Budesonide/Formoterol Fumarate117 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$73K

Payment records

By payment type

Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program$60K

Travel and Lodging$10K

Food and Beverage$2K

Education$15

Top paying entities

Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program$60K

Travel and Lodging$10K

Food and Beverage$2K

Education$15

FACILITY AFFILIATIONS

Hospital & Facility Affiliations (1)

CCN 440039

Hospital

REFERRAL NETWORK

Where David Hagaman'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). 6 inbound referrers · 11 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
VANDERBILT UNIVERSITY MEDICAL CENTER	50	142
Laboratory Corporation Of America Holdings Clinical Laboratory · Birmingham, AL	24	46
PARKWEST MEDICAL CENTER	17	36
James Bryant Family Practice · Memphis, TN	17	22
METRO KNOXVILLE HMA LLC	14	41
Pathgroup Labs, Llc Clinical Laboratory · Nashville, TN	12	25

Refers patients to

Outbound — where patients go next

Physician	Patients	Visits
VANDERBILT UNIVERSITY MEDICAL CENTER	42	135
Quest Diagnostics Clinical Laboratories Inc Clinical Laboratory · Tucker, GA	38	127
Memphis Pathology Laboratory Clinical Laboratory · Memphis, TN	29	97
Laboratory Corporation Of America Clinical Laboratory · Knoxville, TN	24	124
Laboratory Corporation Of America Holdings Clinical Laboratory · Birmingham, AL	18	32
METRO KNOXVILLE HMA LLC	16	41
HCA HEALTH SERVICES OF TENNESSEE, INC.	15	24
PARKWEST MEDICAL CENTER	14	35
MAURY REGIONAL HOSPITAL	13	40
HCA HEALTH SERVICES OF TENNESSEE, INC.	13	23
Pathgroup Labs, Llc Clinical Laboratory · Nashville, TN	12	27

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