What is Alan Hasegawa's specialty?

Alan Hasegawa (NPI 1639149818) is a Medicare-billing provider whose primary specialty is Psychiatry in Tulsa, OK.

Where does Alan Hasegawa practice?

Alan Hasegawa practices in Tulsa, OK, based on the location reported in the CMS Medicare provider datasets for NPI 1639149818.

How much does Medicare pay Alan Hasegawa?

Alan Hasegawa (NPI 1639149818) received approximately $2K in total Medicare Part B payments, serving 84 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1639149818

Alan HasegawaMD

PsychiatryTulsa, OKI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

Unique beneficiaries

—

Total services

Distinct HCPCS

Medicare payment

$2K

Peer benchmark

Total Medicare services vs. 175 Psychiatry providers in OK — bottom quintile (cohort median 216).

PRESCRIBING · PART D · 2024

Total Rx claims

1,575

Beneficiaries

—

Total drug cost

$59K

Distinct drugs

Brand share

17.5%

Top prescribed drugs

Alprazolam173 claims

Duloxetine Hcl109 claims

Lamotrigine98 claims

Clonazepam89 claims

Quetiapine Fumarate85 claims

QUALITY · MIPS · 2024

Final MIPS score

95.9

Quality

85.2

Cost

79.0

Improvement activities

40.0

Promoting interop.

100.0

Payment adjustment

0.88%

Group

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

No data available for this provider in 2025.

REFERRAL NETWORK

Where Alan Hasegawa'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). 9 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Thomas Luiskutty Internal Medicine · Tulsa, OK	80	362
SAINT FRANCIS HOSPITAL, INC.	80	141
REGIONAL MEDICAL LABORATORY, INC	53	106
Heather Hall Psychiatry · Tulsa, OK	51	248
Jimmie Mcadams Psychiatry · Tulsa, OK	34	231
ST JOHN MEDICAL CENTER INC	31	53
SAINT FRANCIS HOSPITAL SOUTH LLC	17	25
CASSIDY, JOHN	14	26
Jane Bare Cardiology · Tulsa, OK	14	22

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