What is Yih-Dar Nien's specialty?

Yih-Dar Nien (NPI 1164636262) is a Medicare-billing provider whose primary specialty is General Surgery in Encino, CA.

Where does Yih-Dar Nien practice?

Yih-Dar Nien practices in Encino, CA, based on the location reported in the CMS Medicare provider datasets for NPI 1164636262.

How much does Medicare pay Yih-Dar Nien?

Yih-Dar Nien (NPI 1164636262) received approximately $103K in total Medicare Part B payments, serving 253 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1164636262

Yih-Dar NienMD

General SurgeryEncino, CAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

303

Unique beneficiaries

—

Total services

334

Distinct HCPCS

Medicare payment

$45K

Peer benchmark

Total Medicare services vs. 1,763 General Surgery providers in CA — above median (cohort median 269).

PRESCRIBING · PART D · 2024

Total Rx claims

Beneficiaries

—

Total drug cost

$213

Distinct drugs

Brand share

14.5%

Top prescribed drugs

Tramadol Hcl65 claims

Hydrocodone/Acetaminophen11 claims

QUALITY · MIPS · 2024

Final MIPS score

92.8

Quality

78.5

Cost

70.4

Improvement activities

40.0

Promoting interop.

100.0

Payment adjustment

0.75%

Group

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$52

Payment records

By payment type

Food and Beverage$52

Top paying entities

Food and Beverage$52

FACILITY AFFILIATIONS

Hospital & Facility Affiliations (1)

CCN 050624

Hospital

REFERRAL NETWORK

Where Yih-Dar Nien'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). 23 inbound referrers · 40 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
ANTELOPE VALLEY HEALTH CARE DISTRICT	94	304
PROVIDENCE HEALTH SYSTEM - SOUTHERN CALIFORNIA	35	102
Khalid Javeri Diagnostic Radiology · Santa Monica, CA	31	75
VARAPRASATHAN, G.	29	47
MADHAVAN, SETHU	25	114
Nimit Sudan Hematology-Oncology · Encino, CA	23	104
Unilab Corporation Clinical Laboratory · West Hills, CA	23	81
David Broumandi Diagnostic Radiology · Mission Hills, CA	21	70
Vijay Trisal General Surgery · Duarte, CA	19	55
Viken Manjikian Diagnostic Radiology · Eden Prairie, MN	19	48
LASK, DAVID	17	33
Vivaik Tyagi Gastroenterology · Lancaster, CA	16	49

Refers patients to

Outbound — where patients go next

Physician	Patients	Visits
ANTELOPE VALLEY HEALTH CARE DISTRICT	129	414
Marcelo Spector Diagnostic Radiology · New Haven, CT	43	114
PROVIDENCE HEALTH SYSTEM - SOUTHERN CALIFORNIA	39	110
Rajiv Pai Interventional Radiology · Northridge, CA	35	93
Laboratory Corporation Of America Clinical Laboratory · San Diego, CA	34	102
Unilab Corporation Clinical Laboratory · West Hills, CA	29	92
MADHAVAN, SETHU	24	102
Hans Schoellhammer Surgical Oncology · Lancaster, CA	23	77
KIYABU, MILTON	22	42
WILEN, BARRY	22	95
VARAPRASATHAN, G.	22	35
Khalid Javeri Diagnostic Radiology · Santa Monica, CA	22	53

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