npidexNPI registry + Medicare data

MATHIAS MASEM, M.D.

Orthopaedic Hand Surgery Physician · OAKLAND, CA

Individual Active NPI 1508810938

Medicare payment data Part B · 2024

YearBeneficiariesServicesSubmittedAllowedPaid
20242021,230$426,524$144,734$111,222
20232321,422$454,508$163,374$123,160
20222361,405$440,723$174,694$131,429

Top procedures (2024)

HCPCSDescriptionServicesAvg allowedAvg paid
J3301Injection, triamcinolone acetonide, not otherwise specified, 10 mg296$1$1
99214Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more251$139$103
J0702Injection, betamethasone acetate 3 mg and betamethasone sodium phosphate 3 mg109$7$6
99213Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more92$107$80
99204New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more76$188$137
20604Aspiration and/or injection of fluid from small joint using ultrasound guidance59$97$73
73130X-ray of hand, minimum of 3 views49$49$39
73110X-ray of wrist, minimum of 3 views48$55$43
20606Aspiration and/or injection of fluid from medium joint using ultrasound guidance20$114$87
73140X-ray of finger, minimum of 2 views17$51$39
29848Release of wrist ligament using an endoscope16$503$401
20605Aspiration and/or injection of fluid from medium joint15$60$48

Taxonomy & licensure

SpecialtyCodePrimaryLicenseState
Orthopaedic Hand Surgery Physician207XS0106X✓G34134CA
Orthopaedic Surgery Physician207X00000XG34134CA

Medicare eligibility

Part B
Yes
DME
Yes
Home health
Yes
Power mobility
Yes
Hospice
Yes

Other Orthopaedic Hand Surgery Physician providers in California

See all Orthopaedic Hand Surgery Physician providers in California →

Source: NPPES (public domain) and CMS Medicare Physician & Other Practitioners data. Not affiliated with CMS, NPPES, or any government agency.