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PROVIDER PROFILE · NPI 1194984054

Sahir Kalim

NephrologyBoston, MAI
CROSS-REFERENCE

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ProviderScore
OIG/SAM exclusion screening, sanctions history
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QUALITY · MIPS · 2024
No data available for this provider in 2024.
PRESCRIBING · PART D · 2024
Total Rx claims
217
Beneficiaries
—
Total drug cost
$32K
Distinct drugs
10
Brand share
14.7%
Top prescribed drugs
Furosemide33 claims
Sodium Zirconium Cyclosilicate32 claims
Losartan Potassium28 claims
Amlodipine Besylate26 claims
Carvedilol25 claims
FACILITY AFFILIATIONS

Hospital & Facility Affiliations (6)

CCN 222549
Dialysis facility
CCN 220035
Hospital
CCN 220071
Hospital
CCN 220101
Hospital
CCN 220110
Hospital
CCN 300018
Hospital
MEDICARE UTILIZATION · PART B · 2024
Total beneficiaries
305
Unique beneficiaries
—
Total services
541
Distinct HCPCS
6
Medicare payment
$54K
Peer benchmark
Q1
Q2
Q3
Q4
Q5
Total Medicare services vs. 270 Nephrology providers in MA — below median (cohort median 904).
INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024
Total received
$3K
Payment records
1
By payment type
Consulting Fee$3K
REFERRAL NETWORK

Where Sahir Kalim'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). 31 inbound referrers · 47 outbound destinations.

Receives referrals from
Inbound — who sends patients here
PhysicianPatientsVisits
THE GENERAL HOSPITAL CORPORATION171844
Gerald Abbott
Diagnostic Radiology · Boston, MA
41179
Matthew Gilman
Diagnostic Radiology · Boston, MA
39293
Richard Sacknoff
Diagnostic Radiology · Boston, MA
2896
Herbert Lin
Nephrology · Boston, MA
2772
PATTI, JOHN2677
Ajay Singh
Diagnostic Radiology · Boston, MA
2486
GILARDI, PARUL2476
George Oliveira
Diagnostic Radiology · Miami, FL
2361
WITTENBERG, JACK2287
FALLON SERVICE, INC.2244
Joanne Shepard
Diagnostic Radiology · Boston, MA
2186
Refers patients to
Outbound — where patients go next
PhysicianPatientsVisits
THE GENERAL HOSPITAL CORPORATION74378
Milena Petranovic
Diagnostic Radiology · Boston, MA
35217
Gerald Abbott
Diagnostic Radiology · Boston, MA
31143
FALLON SERVICE, INC.2970
Matthew Gilman
Diagnostic Radiology · Boston, MA
29147
Florian Fintelmann
Diagnostic Radiology · Boston, MA
25113
Avinash Kambadakone-Ramesh
Diagnostic Radiology · Boston, MA
2467
Efren Flores
Diagnostic Radiology · Boston, MA
23111
BHAN, ISHIR21196
HAHN, PETER2062
PATTI, JOHN2053
GREENE, REGINALD20222
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.