Doctor profile · Federal record

Dr. John Maanum, O.D.

Optometrist (CMS: Optometry) · Los Angeles, CA

  • NPI 1356303721
  • Accepts Medicare
  • 27 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
9701 W Pico Blvd, Suite 215
Los Angeles, CA 900354744
(310) 553-7011

Credentials & registration

NPPES · NUCC
NPI registered
April 2006 — 20 yrs on file
Profile last updated
December 28, 2010
Year of graduation
1999 — 27 yrs since
Specialty taxonomy
152W00000X — NUCC code
State license (1)
California #11181T
Medicaid (2)
CA #SD0111810 · CA #SD0111811

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1356303721. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
183
Distinct HCPCS
5
Medicare allowed
$19,154
HCPCS Description Services Patients Avg allowed
92014 Established patient complete exam of visual system 66 66 $135
99213 Established patient office or other outpatient visit, 20-29 minutes 58 32 $98
92250 Photography of the retina 31 29 $41
92083 Exam of visual field with extended testing 15 13 $71
92004 New patient complete exam of visual system 13 13 $166

In context: peer comparison

Among 32 peers in Los Angeles Optometrist, average services per provider: 71. This provider delivers 2.6× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$891
Transactions
20
Manufacturers
10
Payer (manufacturer) Industry Txns Amount
Alcon Vision LLC 5 $212.08
Optos, INC. 3 $158.60
CooperVision INC. 4 $128.03
Astellas Pharma US INC 1 $124.90
Abb Con-Cise Optical Group LLC 2 $101.36
Lkc Technologies, INC. 1 $61.08
Amgen INC. 1 $30.08
Johnson & Johnson Vision Care, INC. 1 $27.56
Tarsus Pharmaceuticals, INC. 1 $26.78
Bausch & Lomb Americas INC. 1 $20.72

By nature of payment

Food and Beverage
$733
Entertainment
$159

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
34
Patients
0
Total drug cost
$541
Drug Type Claims Patients Total cost
Latanoprost Generic 34 0 $541

Frequently asked questions

Auto-generated from federal data
What is Dr. John Maanum's medical specialty?
Dr. John Maanum practices Optometrist in Los Angeles, CA.
Where does Dr. John Maanum practice?
Dr. John Maanum practices at 9701 W Pico Blvd, Los Angeles, CA 900354744. Office phone: 3105537011.
What is Dr. John Maanum's NPI?
Dr. John Maanum's National Provider Identifier (NPI) is 1356303721, issued by NPPES.
Does Dr. John Maanum accept Medicare assignment?
Yes. Dr. John Maanum accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. John Maanum commonly perform?
Top Medicare-reported procedures in 2023: Established patient complete exam of visual system (HCPCS 92014); Established patient office or other outpatient visit (HCPCS 99213); Photography of the retina (HCPCS 92250). Source: CMS Medicare Physician & Other Practitioners file.