What is Gary Keen's specialty?

Gary Keen (NPI 1821328097) is a Medicare-billing provider whose primary specialty is Certified Registered Nurse Anesthetist (CRNA) in Nashville, TN.

Where does Gary Keen practice?

Gary Keen practices in Nashville, TN, based on the location reported in the CMS Medicare provider datasets for NPI 1821328097.

How much does Medicare pay Gary Keen?

Gary Keen (NPI 1821328097) received approximately $9K in total Medicare Part B payments, serving 127 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1821328097

Gary KeenCRNA

PRACTICEH. RHEA HOLLY, MD, PCSee all providers at this practice →

Certified Registered Nurse Anesthetist (CRNA)Nashville, TNI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

Unique beneficiaries

—

Total services

Distinct HCPCS

Medicare payment

$5K

Peer benchmark

Total Medicare services vs. 2,210 Certified Registered Nurse Anesthetist (CRNA) providers in TN — above median (cohort median 110).

PRESCRIBING · PART D · 2024

No data available for this provider in 2024.

QUALITY · MIPS · 2024

Final MIPS score

94.8

Quality

99.5

Cost

83.6

Improvement activities

40.0

Promoting interop.

0.0

Payment adjustment

0.83%

Group

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

No data available for this provider in 2024.

REFERRAL NETWORK

Where Gary Keen'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). 11 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
NPI 1306849377	33	93
Ehab Kasasbeh Interventional Cardiology · Dickson, TN	32	49
STRANGE, GLEN	23	24
Louis Close Ophthalmology · Dickson, TN	23	91
David Blazer Interventional Cardiology · Dickson, TN	22	51
NPI 1316977861	19	31
Edward Dinkins Internal Medicine · Nashville, TN	17	35
Muhammad Faisal Internal Medicine · Toledo, OH	13	35
Juan Dinkins Orthopedic Surgery · Dickson, TN	12	44
Stephanie Hatcher Internal Medicine · Dickson, TN	12	38
Mitchell Wiatrak Urology · Glasgow, KY	11	38

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