What is Alexander Ramirez's specialty?

Alexander Ramirez (NPI 1538266424) is a Medicare-billing provider whose primary specialty is Internal Medicine in Oakland, CA.

Where does Alexander Ramirez practice?

Alexander Ramirez practices in Oakland, CA, based on the location reported in the CMS Medicare provider datasets for NPI 1538266424.

How much does Medicare pay Alexander Ramirez?

Alexander Ramirez (NPI 1538266424) received approximately $91K in total Medicare Part B payments, serving 293 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1538266424

Alexander RamirezMD

Internal MedicineOakland, CAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

483

Unique beneficiaries

—

Total services

890

Distinct HCPCS

Medicare payment

$91K

Peer benchmark

Total Medicare services vs. 10,499 Internal Medicine providers in CA — above median (cohort median 531).

PRESCRIBING · PART D · 2024

Total Rx claims

163

Beneficiaries

—

Total drug cost

$1K

Distinct drugs

Brand share

30.7%

Top prescribed drugs

Atorvastatin Calcium25 claims

Hydrocodone/Acetaminophen23 claims

Pantoprazole Sodium19 claims

Amlodipine Besylate16 claims

Furosemide16 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

No data available for this provider in 2025.

REFERRAL NETWORK

Where Alexander Ramirez'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). 51 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Kathryn Klima Diagnostic Radiology · Oakland, CA	103	354
RICH, PHILIP	84	390
Linda Gordon Diagnostic Radiology · San Jose, CA	63	254
Sangeeta Gambhir Diagnostic Radiology · Walnut Creek, CA	56	201
SUTTER EAST BAY HOSPITALS	38	133
Phillip Wong Diagnostic Radiology · Menlo Park, CA	37	118
NPI 1245299643	32	124
Sharon Chan Internal Medicine · Oakland, CA	30	149
Yakuan Yvonne Chen Nephrology · Oakland, CA	28	113
Robert Kim Diagnostic Radiology · Walnut Creek, CA	26	112
Alden Mcdonald Interventional Cardiology · Oakland, CA	25	130
Keyvan Nouri Diagnostic Radiology · Walnut Creek, CA	24	75

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