PROVIDER PROFILE · NPI 1447244280

Crystal Gardner-MartinMD

NephrologyLivonia, MII

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

554

Unique beneficiaries

—

Total services

1,432

Distinct HCPCS

Medicare payment

$119K

Peer benchmark

Total Medicare services vs. 269 Nephrology providers in MI — above median (cohort median 1,096).

PRESCRIBING · PART D · 2024

Total Rx claims

2,919

Beneficiaries

—

Total drug cost

$812K

Distinct drugs

Brand share

36.7%

Top prescribed drugs

Furosemide277 claims

Dapagliflozin Propanediol195 claims

Amlodipine Bes/Olmesartan Med147 claims

Semaglutide144 claims

Losartan Potassium133 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$4K

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$3K

Food and Beverage$2K

Education$67

Travel and Lodging$23

REFERRAL NETWORK

Where Crystal Gardner-Martin'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). 60 inbound referrers · 87 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
ASCENSION ST JOHN HOSPITAL	146	941
VHS HARPER-HUTZEL HOSPITAL INC	92	408
BIO-MEDICAL APPLICATIONS OF MICHIGAN, INC.	71	1,130
Spectra East, Inc. Clinical Laboratory · Rockleigh, NJ	69	319
Biotech Clinical Laboratories Inc Clinical Laboratory · Novi, MI	64	359
BOTSFORD GENERAL HOSPITAL	51	182
Khaled Ismail Nephrology · Livonia, MI	45	73
Kelly Mercier Nephrology · Livonia, MI	44	149
ASCENSION MACOMB OAKLAND HOSPITAL	42	62
City Of Detroit Ambulance Service Provider · Detroit, MI	38	97
Medstar, Inc. Ambulance Service Provider · Clinton Township, MI	32	359
Anthony Alcantara Diagnostic Radiology · Clinton Township, MI	29	104

Refers patients to

Outbound — where patients go next

Physician	Patients	Visits
ASCENSION ST JOHN HOSPITAL	114	585
Stacy Ker Nephrology · Livonia, MI	85	480
Narsimha Gottam Cardiology · Detroit, MI	62	468
Spectra East, Inc. Clinical Laboratory · Rockleigh, NJ	61	312
BIO-MEDICAL APPLICATIONS OF MICHIGAN, INC.	60	586
VHS HARPER-HUTZEL HOSPITAL INC	57	318
Kelly Mercier Nephrology · Livonia, MI	46	160
Khaled Ismail Nephrology · Livonia, MI	43	90
Jason Biederman Nephrology · Livonia, MI	42	83
REGENTS OF THE UNIVERSITY OF MICHIGAN	40	230
Vhs University Laboratories Inc Clinical Laboratory · Detroit, MI	37	151
Cheryl Grigorian Diagnostic Radiology · Wayne, MI	35	120

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