PROVIDER PROFILE · NPI 1477518454

Gregory GieslerMD

PRACTICEJOEL W HEGER MD, INC.See all providers at this practice →

CardiologyPasadena, CAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

5,812

Unique beneficiaries

—

Total services

24,574

Distinct HCPCS

Medicare payment

$967K

Peer benchmark

Total Medicare services vs. 1,869 Cardiology providers in CA — top quintile (cohort median 2,371).

PRESCRIBING · PART D · 2024

Total Rx claims

8,189

Beneficiaries

—

Total drug cost

$1.8M

Distinct drugs

Brand share

27.1%

Top prescribed drugs

Olmesartan Medoxomil916 claims

Atorvastatin Calcium908 claims

Amlodipine Besylate729 claims

Apixaban634 claims

Metoprolol Succinate631 claims

QUALITY · MIPS · 2024

Final MIPS score

97.3

Quality

96.2

Cost

74.8

Improvement activities

40.0

Promoting interop.

100.0

Payment adjustment

0.94%

Group

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$3K

Payment records

133

By payment type

Food and Beverage$3K

Education$11

REFERRAL NETWORK

Where Gregory Giesler'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). 109 inbound referrers · 219 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
PASADENA HOSPITAL ASSOCIATION, LTD	921	2,793
Primex Clinical Laboratories Inc. Clinical Laboratory · Van Nuys, CA	261	790
Warren Lam Diagnostic Radiology · Pasadena, CA	245	873
Unilab Corporation Clinical Laboratory · West Hills, CA	234	651
City Of Pasadena Ambulance Service Provider · Pasadena, CA	168	374
Andy Wang Diagnostic Radiology · Pasadena, CA	148	467
Saadia Chaudhary Diagnostic Radiology · Pasadena, CA	117	261
Heather Moreno Diagnostic Radiology · Pasadena, CA	114	255
Ashish Patel Sleep Medicine · Pasadena, CA	106	498
Richard Reed Diagnostic Radiology · Pasadena, CA	99	249
Walter Edmiston Cardiology · Pasadena, CA	92	303
Steven Katz Vascular Surgery · Los Angeles, CA	88	195

Refers patients to

Outbound — where patients go next

Physician	Patients	Visits
PASADENA HOSPITAL ASSOCIATION, LTD	437	1,314
Babak Tashakkor Cardiology · Arcadia, CA	347	1,264
Paul Maher Internal Medicine · Pasadena, CA	263	731
Angelos Konstas Diagnostic Radiology · Pasadena, CA	229	568
Warren Lam Diagnostic Radiology · Pasadena, CA	198	752
Unilab Corporation Clinical Laboratory · West Hills, CA	180	389
Reema Munir Diagnostic Radiology · Pasadena, CA	174	438
Andrew King Diagnostic Radiology · Pasadena, CA	173	417
Jimmy Kang Diagnostic Radiology · Pasadena, CA	172	394
Leonard Petrus Diagnostic Radiology · Pasadena, CA	166	359
Primex Clinical Laboratories Inc. Clinical Laboratory · Van Nuys, CA	163	444
Gita Varaprasathan Diagnostic Radiology · Pasadena, CA	155	370

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