PROVIDER PROFILE · NPI 1639181530

Douglas GellermanMD

PRACTICEJONATHAN M. DAVIDORF, M.D. INC.See all providers at this practice →

OphthalmologyWest Hills, CAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

811

Unique beneficiaries

—

Total services

1,130

Distinct HCPCS

Medicare payment

$70K

Peer benchmark

Total Medicare services vs. 2,144 Ophthalmology providers in CA — below median (cohort median 1,859).

PRESCRIBING · PART D · 2024

Total Rx claims

962

Beneficiaries

—

Total drug cost

$102K

Distinct drugs

Brand share

32.4%

Top prescribed drugs

Latanoprost295 claims

Timolol Maleate107 claims

Brimonidine Tartrate100 claims

Tobramycin/Dexamethasone65 claims

Dorzolamide Hcl/Timolol Maleat61 claims

QUALITY · MIPS · 2024

Final MIPS score

89.2

Quality

93.2

Cost

73.2

Improvement activities

40.0

Promoting interop.

0.0

Payment adjustment

0.60%

Group

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$342

Payment records

By payment type

Food and Beverage$342

REFERRAL NETWORK

Where Douglas Gellerman'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). 4 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Unilab Corporation Clinical Laboratory · West Hills, CA	38	80
WEST HILLS HOSPITAL	35	51
FIRST, CAROL	14	25
Paul Diehl Hospice and Palliative Care · West Hills, CA	13	42

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