Doctor profile · Federal record

Dr. Douglas Gellerman, MD

Specialist (CMS: Ophthalmology) · West Hills, CA

  • NPI 1639181530
  • MIPS 90.3 / 100 · 2023
  • 51 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
7320 Woodlake Ave, Suite 190
West Hills, CA 913071468
(818) 883-0112
Mailing address
22138 Dardenne St
Calabasas, CA 913025867

Credentials & registration

NPPES · NUCC
NPI registered
August 2006 — 20 yrs on file
Profile last updated
November 4, 2013
Year of graduation
1975 — 51 yrs since
Specialty taxonomy
174400000X — NUCC code
State license (1)
California #G42777
Medicaid
CA #00G427770

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1639181530. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
900
Distinct HCPCS
10
Medicare allowed
$91,910
HCPCS Description Services Patients Avg allowed
92012 Established patient problem focused exam of visual system 310 138 $97
92014 Established patient complete exam of visual system 189 177 $136
92134 Imaging of retina 115 102 $43
92133 Imaging of optic nerve 75 63 $38
92083 Exam of visual field with extended testing 57 48 $69
92004 New patient complete exam of visual system 46 46 $161
92250 Photography of the retina 37 36 $40
66984 Removal of cataract with insertion of prosthetic lens 24 15 $570
92020 Exam of the internal drainage system of eye 17 17 $30
92025 Ct scan of cornea 16 16 $36

In context: peer comparison

Among 7 peers in West Hills Specialist, average services per provider: 121. This provider delivers 7.4× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$342
Transactions
14
Manufacturers
9
Payer (manufacturer) Industry Txns Amount
Bausch & Lomb Americas INC. 3 $68.89
Dompe US, INC. 2 $68.21
Abbvie INC. 2 $51.67
Amgen INC. 2 $46.50
Sun Pharmaceutical Industries INC. 1 $28.26
Tarsus Pharmaceuticals, INC. 1 $23.54
Alcon Vision LLC 1 $19.37
Biotissue Holdings INC. 1 $18.55
RxSight INC 1 $16.51

By nature of payment

Food and Beverage
$342

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,382
Patients
585
Total drug cost
$168,007
Drug Type Claims Patients Total cost
Latanoprost Generic 494 178 $9,903
Timolol Maleate Generic 189 84 $5,191
Brimonidine Tartrate Generic 130 52 $3,949
Dorzolamide-Timolol (Dorzolamide Hcl/Timolol Maleat) Brand 90 22 $2,023
Azelastine Hcl Generic 88 53 $3,799
Restasis (Cyclosporine) Brand 57 27 $71,791
Lumigan (Bimatoprost) Brand 53 21 $27,929
Prednisolone Acetate Generic 49 34 $3,164
Dorzolamide Hcl Generic 48 18 $1,324
Vyzulta (Latanoprostene Bunod) Brand 37 13 $19,870

Frequently asked questions

Auto-generated from federal data
What is Dr. Douglas Gellerman's medical specialty?
Dr. Douglas Gellerman practices Specialist in West Hills, CA.
Where does Dr. Douglas Gellerman practice?
Dr. Douglas Gellerman practices at 7320 Woodlake Ave, West Hills, CA 913071468. Office phone: 8188830112.
What is Dr. Douglas Gellerman's NPI?
Dr. Douglas Gellerman's National Provider Identifier (NPI) is 1639181530, issued by NPPES.
Does Dr. Douglas Gellerman accept Medicare assignment?
Dr. Douglas Gellerman does not accept Medicare assignment for all services. Patients may be billed amounts beyond Medicare-allowed charges.
What procedures does Dr. Douglas Gellerman commonly perform?
Top Medicare-reported procedures in 2023: Established patient problem focused exam of visual system (HCPCS 92012); Established patient complete exam of visual system (HCPCS 92014); Imaging of retina (HCPCS 92134). Source: CMS Medicare Physician & Other Practitioners file.