What is John Berdahl's specialty?

John Berdahl (NPI 1871761577) is a Medicare-billing provider whose primary specialty is Ophthalmology in Sioux Falls, SD.

Where does John Berdahl practice?

John Berdahl practices in Sioux Falls, SD, based on the location reported in the CMS Medicare provider datasets for NPI 1871761577.

How much does Medicare pay John Berdahl?

John Berdahl (NPI 1871761577) received approximately $658K in total Medicare Part B payments, serving 855 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1871761577

John BerdahlM.D.

PRACTICETTB SERVICES PROF LLCSee all providers at this practice →

OphthalmologySioux Falls, SDI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

1,543

Unique beneficiaries

—

Total services

2,645

Distinct HCPCS

Medicare payment

$625K

Peer benchmark

Total Medicare services vs. 42 Ophthalmology providers in SD — below median (cohort median 3,247).

PRESCRIBING · PART D · 2024

No data available for this provider in 2024.

QUALITY · MIPS · 2024

Final MIPS score

88.8

Quality

93.8

Cost

71.4

Improvement activities

40.0

Promoting interop.

97.0

Payment adjustment

0.58%

Group

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$178K

Payment records

By payment type

Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program$75K

Consulting Fee$62K

Royalty or License$24K

Long term medical supply or device loan$16K

Food and Beverage$2K

Top paying entities

Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program$75K

Consulting Fee$62K

Royalty or License$24K

Long term medical supply or device loan$16K

Food and Beverage$2K

REFERRAL NETWORK

Where John Berdahl'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). 9 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Vance Thompson Vision Surgery Center Prof Llc Ambulatory Surgical Center · Sioux Falls, SD	494	1,489
Justin Schweitzer Optometry · Sioux Falls, SD	141	264
Mitchel Ibach Optometry · Sioux Falls, SD	109	203
Aaron Feser Optometry · Yankton, SD	20	70
Michael Greenwood Ophthalmology · West Fargo, ND	17	23
SIETSTRA, PHILIP	17	58
FREEMAN REGIONAL HEALTH SERVICES	14	39
AVERA QUEEN OF PEACE	11	31
CITY OF BROOKINGS	11	38

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