What is Saman Ratnayake's specialty?

Saman Ratnayake (NPI 1962506469) is a Medicare-billing provider whose primary specialty is Internal Medicine in Bakersfield, CA.

Where does Saman Ratnayake practice?

Saman Ratnayake practices in Bakersfield, CA, based on the location reported in the CMS Medicare provider datasets for NPI 1962506469.

How much does Medicare pay Saman Ratnayake?

Saman Ratnayake (NPI 1962506469) received approximately $338K in total Medicare Part B payments, serving 898 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1962506469

Saman RatnayakeMD

Internal MedicineBakersfield, CAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

3,368

Unique beneficiaries

—

Total services

6,698

Distinct HCPCS

Medicare payment

$334K

Peer benchmark

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

PRESCRIBING · PART D · 2024

Total Rx claims

17,696

Beneficiaries

—

Total drug cost

$1.8M

Distinct drugs

200

Brand share

23.8%

Top prescribed drugs

Atorvastatin Calcium895 claims

Losartan Potassium871 claims

Amlodipine Besylate836 claims

Levothyroxine Sodium572 claims

Omeprazole498 claims

QUALITY · MIPS · 2024

Final MIPS score

85.9

Quality

86.2

Cost

69.5

Improvement activities

40.0

Promoting interop.

97.0

Payment adjustment

0.46%

Group

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

Total received

$179

Payment records

By payment type

Food and Beverage$179

Top paying entities

Food and Beverage$179

REFERRAL NETWORK

Where Saman Ratnayake'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
Pacific Point Laboratories, Inc. Clinical Laboratory · San Luis Obispo, CA	322	1,590
KERN COUNTY HOSPITAL AUTHORITY	187	1,161
DIGNITY HEALTH	88	313
Lorraine Ash Diagnostic Radiology · Bakersfield, CA	83	373
Justin Pearlman Internal Medicine · Brookline, MA	81	660
James Cusator Diagnostic Radiology · Bakersfield, CA	63	333
BAKERSFIELD MEMORIAL HOSPITAL	57	453
CHING, JAMES	50	237
TULARE LOCAL HEALTH CARE DISTRICT	46	108
Irene Dansby Diagnostic Radiology · Bakersfield, CA	43	166
Kristin Brown Nurse Practitioner · Bakersfield, CA	36	123
Ishaan Kalha Gastroenterology · Bakersfield, CA	36	212

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