What is James Porterfield's specialty?

James Porterfield (NPI 1912991704) is a Medicare-billing provider whose primary specialty is Cardiology in Towson, MD.

Where does James Porterfield practice?

James Porterfield practices in Towson, MD, based on the location reported in the CMS Medicare provider datasets for NPI 1912991704.

How much does Medicare pay James Porterfield?

James Porterfield (NPI 1912991704) received approximately $335K in total Medicare Part B payments, serving 1,761 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1912991704

James PorterfieldM.D.

CardiologyTowson, MDI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

3,752

Unique beneficiaries

—

Total services

4,138

Distinct HCPCS

Medicare payment

$330K

Peer benchmark

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

PRESCRIBING · PART D · 2024

Total Rx claims

3,891

Beneficiaries

—

Total drug cost

$1.2M

Distinct drugs

Brand share

28.4%

Top prescribed drugs

Metoprolol Succinate618 claims

Apixaban607 claims

Atorvastatin Calcium401 claims

Rosuvastatin Calcium305 claims

Rivaroxaban244 claims

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 James Porterfield'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). 116 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
GREATER BALTIMORE MEDICAL CENTER, INC.	1,078	2,247
Quest Diagnostics Incorporated Md Clinical Laboratory · Baltimore, MD	206	457
Reed Riley Cardiology · Baltimore, MD	196	405
Tigist Hailu Cardiology · Baltimore, MD	159	257
UNIVERSITY OF MARYLAND ST. JOSEPH MEDICAL CENTER, LLC	151	360
Shu Li Diagnostic Radiology · Baltimore, MD	150	253
Charles Yim Diagnostic Radiology · Baltimore, MD	131	201
Laboratory Corporation Of America Holdings Clinical Laboratory · Raritan, NJ	130	292
Adam Scherr Diagnostic Radiology · Baltimore, MD	129	208
L Harris Mccorkle Diagnostic Radiology · Baltimore, MD	118	190
Russell Gelman Diagnostic Radiology · Baltimore, MD	108	155
Joseph Krecz Emergency Medicine · Towson, MD	95	130

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