What is Mike Tamassian's specialty?

Mike Tamassian (NPI 1295805133) is a Medicare-billing provider whose primary specialty is Psychologist, Clinical in Glendale, CA.

Where does Mike Tamassian practice?

Mike Tamassian practices in Glendale, CA, based on the location reported in the CMS Medicare provider datasets for NPI 1295805133.

How much does Medicare pay Mike Tamassian?

Mike Tamassian (NPI 1295805133) received approximately $56K in total Medicare Part B payments, serving 15 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1295805133

Mike TamassianPHD

Psychologist, ClinicalGlendale, CAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

Unique beneficiaries

—

Total services

437

Distinct HCPCS

Medicare payment

$55K

Peer benchmark

Total Medicare services vs. 1,573 Psychologist, Clinical providers in CA — above median (cohort median 410).

PRESCRIBING · PART D · 2024

No data available for this provider in 2024.

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 Mike Tamassian'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). 10 inbound referrers · 12 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Cyrus Nasserian Psychiatry · Covina, CA	61	211
SIDHOM, TAGHRID	61	157
DOCTORS HOSPITAL OF WEST COVINA, INC.	38	252
Oliver Solomon Internal Medicine · Glendora, CA	25	66
Sabah Kadhium Family Practice · San Dimas, CA	19	74
Donald Unruh Psychologist, Clinical · Glendora, CA	18	49
Unilab Corporation Clinical Laboratory · West Hills, CA	13	36
POMONA VALLEY HOSPITAL MEDICAL CENTER	13	73
Sanjay Khedia Internal Medicine · Covina, CA	11	15
Howard Askins Psychiatry · Pasadena, CA	11	16

Refers patients to

Outbound — where patients go next

Physician	Patients	Visits
Said Jacob Psychiatry · Glendora, CA	97	556
Ghada Al-Asadi Psychiatry · Glendora, CA	70	464
Cyrus Nasserian Psychiatry · Covina, CA	58	156
Sambin Wang Psychiatry · Covina, CA	44	81
SIDHOM, TAGHRID	43	99
DOCTORS HOSPITAL OF WEST COVINA, INC.	30	170
AURORA CHARTER OAK-LOS ANGELES, LLC	25	56
Donald Unruh Psychologist, Clinical · Glendora, CA	25	54
Rizwana Hussain Internal Medicine · Rowland Heights, CA	21	53
Sabah Kadhium Family Practice · San Dimas, CA	18	93
Unilab Corporation Clinical Laboratory · West Hills, CA	16	45
Oliver Solomon Internal Medicine · Glendora, CA	12	19

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