What is Glenn De Guzman's specialty?

Glenn De Guzman (NPI 1265448294) is a Medicare-billing provider whose primary specialty is Physician Assistant in Norwalk, CA.

Where does Glenn De Guzman practice?

Glenn De Guzman practices in Norwalk, CA, based on the location reported in the CMS Medicare provider datasets for NPI 1265448294.

How much does Medicare pay Glenn De Guzman?

Glenn De Guzman (NPI 1265448294) received approximately $27K in total Medicare Part B payments, serving 242 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1265448294

Glenn De GuzmanP.A.

Physician AssistantNorwalk, CAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

240

Unique beneficiaries

—

Total services

255

Distinct HCPCS

Medicare payment

$26K

Peer benchmark

Total Medicare services vs. 7,073 Physician Assistant providers in CA — above median (cohort median 224).

PRESCRIBING · PART D · 2024

Total Rx claims

457

Beneficiaries

—

Total drug cost

$3K

Distinct drugs

Brand share

29.8%

Top prescribed drugs

Cephalexin101 claims

Tramadol Hcl77 claims

Naproxen62 claims

Ondansetron41 claims

Hydrocodone/Acetaminophen36 claims

QUALITY · MIPS · 2024

Final MIPS score

96.7

Quality

90.0

Cost

78.4

Improvement activities

40.0

Promoting interop.

0.0

Payment adjustment

0.91%

Group

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

No data available for this provider in 2025.

REFERRAL NETWORK

Where Glenn De Guzman'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). 2 inbound referrers · 8 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
POMONA VALLEY HOSPITAL MEDICAL CENTER	29	60
Christina Benedict Diagnostic Radiology · Pomona, CA	12	14

Refers patients to

Outbound — where patients go next

Physician	Patients	Visits
POMONA VALLEY HOSPITAL MEDICAL CENTER	98	179
Stephen To Diagnostic Radiology · Pomona, CA	22	30
SCHAEFER AMBULANCE SERVICE, INC	20	52
Paul Reisch Diagnostic Radiology · Pomona, CA	19	25
DAMUTH, HAROLD	16	22
James Kim Emergency Medicine · Riverside, CA	14	19
Thomas Umemoto Emergency Medicine · Sun City, AZ	14	20
American Medical Response Of Southern California Ambulance Service Provider · Irwindale, CA	12	24

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