What is Alejandro Diez's specialty?

Alejandro Diez (NPI 1669670782) is a Medicare-billing provider whose primary specialty is Nephrology in Columbus, OH.

Where does Alejandro Diez practice?

Alejandro Diez practices in Columbus, OH, based on the location reported in the CMS Medicare provider datasets for NPI 1669670782.

How much does Medicare pay Alejandro Diez?

Alejandro Diez (NPI 1669670782) received approximately $35K in total Medicare Part B payments, serving 221 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1669670782

Alejandro DiezMD

PRACTICECOLUMBUS VA OPCSee all providers at this practice →

NephrologyColumbus, OHI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

283

Unique beneficiaries

—

Total services

443

Distinct HCPCS

Medicare payment

$33K

Peer benchmark

Total Medicare services vs. 348 Nephrology providers in OH — bottom quintile (cohort median 981).

PRESCRIBING · PART D · 2024

Total Rx claims

1,053

Beneficiaries

—

Total drug cost

$181K

Distinct drugs

Brand share

54.0%

Top prescribed drugs

Sulfamethoxazole/Trimethoprim426 claims

Prednisone104 claims

Tacrolimus70 claims

Mycophenolate Sodium60 claims

Sodium Zirconium Cyclosilicate42 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

Total received

$19

Payment records

By payment type

Food and Beverage$19

Top paying entities

Food and Beverage$19

REFERRAL NETWORK

Where Alejandro Diez'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). 30 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
OHIO STATE UNIVERSITY HOSPITALS	297	1,662
Uday Nori Nephrology · Columbus, OH	85	380
DEDELOW, JEFFREY	68	257
THEODOROPOULOS, NICOLE	37	123
Martha Gulati Cardiology · Los Angeles, CA	37	115
ARTHUR G JAMES CANCER HOSPITAL AND RESEARCH INSTITUTE	36	125
Samantha Barker Diagnostic Radiology · Minneapolis, MN	34	99
Mauricio Stanzione Galizia Diagnostic Radiology · Ann Arbor, MI	33	98
Joseph Yu Diagnostic Radiology · Columbus, OH	29	106
Alan Rogers Diagnostic Radiology · Columbus, OH	27	55
Zarine Shah Diagnostic Radiology · Columbus, OH	25	71
Joshua Aalberg Diagnostic Radiology · Columbus, OH	21	80

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