What is Mary Hammock's specialty?

Mary Hammock (NPI 1174509640) is a Medicare-billing provider whose primary specialty is Internal Medicine in Chattanooga, TN.

Where does Mary Hammock practice?

Mary Hammock practices in Chattanooga, TN, based on the location reported in the CMS Medicare provider datasets for NPI 1174509640.

How much does Medicare pay Mary Hammock?

Mary Hammock (NPI 1174509640) received approximately $80K in total Medicare Part B payments, serving 249 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1174509640

Mary HammockMD

Internal MedicineChattanooga, TNI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

2,384

Unique beneficiaries

—

Total services

2,755

Distinct HCPCS

Medicare payment

$73K

Peer benchmark

Total Medicare services vs. 1,907 Internal Medicine providers in TN — top quintile (cohort median 791).

PRESCRIBING · PART D · 2024

Total Rx claims

4,002

Beneficiaries

—

Total drug cost

$174K

Distinct drugs

Brand share

17.3%

Top prescribed drugs

Levothyroxine Sodium258 claims

Amlodipine Besylate176 claims

Lisinopril165 claims

Losartan Potassium150 claims

Atorvastatin Calcium143 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.

FACILITY AFFILIATIONS

Hospital & Facility Affiliations (2)

CCN 440091

Hospital

CCN 440104

Hospital

REFERRAL NETWORK

Where Mary Hammock'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). 9 inbound referrers · 16 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
MEMORIAL HEALTH CARE SYSTEM INC.	137	507
RIMER, THOMAS	32	91
Jack Mccallie Internal Medicine · Chattanooga, TN	24	71
PIEZ, CHARLES	18	39
MEMORIAL HEALTH CARE SYSTEM INC.	18	32
William Rowlett Diagnostic Radiology · Chattanooga, TN	13	42
County Of Hamilton Ambulance Service Provider · Chattanooga, TN	13	28
Kilton Kingsman Diagnostic Radiology · Chattanooga, TN	13	24
SISKIN HOSPITAL FOR PHYSICAL REHABILITATION	11	38

Refers patients to

Outbound — where patients go next

Physician	Patients	Visits
MEMORIAL HEALTH CARE SYSTEM INC.	190	960
CHATTANOOGA HAMILTON COUNTY HOSPITAL AUTHORITY	37	80
Collin Cherry Internal Medicine · Chattanooga, TN	32	84
William Rowlett Diagnostic Radiology · Chattanooga, TN	25	56
Jessie Varnell Diagnostic Radiology · Chattanooga, TN	25	48
John Bisese Diagnostic Radiology · Chattanooga, TN	22	83
RIMER, THOMAS	21	65
James Hoback Internal Medicine · Chattanooga, TN	21	47
Michael Lacombe Diagnostic Radiology · Chattanooga, TN	18	52
Jack Mccallie Internal Medicine · Chattanooga, TN	15	33
George Watson Diagnostic Radiology · Chattanooga, TN	14	40
Vincent Viscomi Pulmonary Disease · Chattanooga, TN	14	54

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