What is Andrew Chen's specialty?

Andrew Chen (NPI 1912014739) is a Medicare-billing provider whose primary specialty is Ophthalmology in Lodi, CA.

Where does Andrew Chen practice?

Andrew Chen practices in Lodi, CA, based on the location reported in the CMS Medicare provider datasets for NPI 1912014739.

How much does Medicare pay Andrew Chen?

Andrew Chen (NPI 1912014739) received approximately $1.3M in total Medicare Part B payments, serving 1,876 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1912014739

Andrew ChenM.D.

PRACTICEDELTA EYE MEDICAL GROUP, INC.See all providers at this practice →

OphthalmologyLodi, CAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

5,102

Unique beneficiaries

—

Total services

18,706

Distinct HCPCS

Medicare payment

$1.2M

Peer benchmark

Total Medicare services vs. 2,144 Ophthalmology providers in CA — top quintile (cohort median 1,859).

PRESCRIBING · PART D · 2024

Total Rx claims

2,538

Beneficiaries

—

Total drug cost

$403K

Distinct drugs

Brand share

36.9%

Top prescribed drugs

Latanoprost735 claims

Timolol Maleate221 claims

Bimatoprost218 claims

Brimonidine Tartrate173 claims

Dorzolamide Hcl/Timolol Maleat146 claims

QUALITY · MIPS · 2024

Final MIPS score

93.6

Quality

94.7

Cost

82.8

Improvement activities

40.0

Promoting interop.

0.0

Payment adjustment

0.78%

Group

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$309

Payment records

By payment type

Food and Beverage$309

Top paying entities

Food and Beverage$309

REFERRAL NETWORK

Where Andrew Chen'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). 53 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
LODI MEMORIAL HOSPITAL ASSOCIATION INC	454	929
SUTTER GOULD MEDICAL FOUNDATION	216	639
Artel Llc Ambulatory Surgical Center · Lodi, CA	205	352
Grant Rogero Diagnostic Radiology · Lodi, CA	144	244
Frank Hartwick Diagnostic Radiology · Lodi, CA	69	120
Kevin Stroh Podiatry · Lodi, CA	67	109
Mani Mahdyoon Internal Medicine · Lodi, CA	64	133
Joseph Gayagoy Internal Medicine · Lodi, CA	57	173
Abdallah Khourdaji Dermatology · Lodi, CA	55	77
Steven La Viola Internal Medicine · Lodi, CA	55	90
Ronald Navone Internal Medicine · Lodi, CA	53	100
Thomas Mckenzie Orthopedic Surgery · Lodi, CA	51	93

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

Healthparse Signals

Monitor this provider for changes — dated NPI change events