What is Karen Sundby's specialty?

Karen Sundby (NPI 1912977083) is a Medicare-billing provider whose primary specialty is Micrographic Dermatologic Surgery in Denver, CO.

Where does Karen Sundby practice?

Karen Sundby practices in Denver, CO, based on the location reported in the CMS Medicare provider datasets for NPI 1912977083.

How much does Medicare pay Karen Sundby?

Karen Sundby (NPI 1912977083) received approximately $971K in total Medicare Part B payments, serving 1,047 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1912977083

Karen SundbyM.D.

PRACTICEKAREN J SUNDBY MD AMBULATORY SURGERY CENTER LLCSee all providers at this practice →

Micrographic Dermatologic SurgeryDenver, COI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

4,247

Unique beneficiaries

—

Total services

6,781

Distinct HCPCS

Medicare payment

$914K

Peer benchmark

Total Medicare services vs. 14 Micrographic Dermatologic Surgery providers in CO — top quintile (cohort median 1,609).

PRESCRIBING · PART D · 2024

Total Rx claims

939

Beneficiaries

—

Total drug cost

$6K

Distinct drugs

Brand share

25.3%

Top prescribed drugs

Tramadol Hcl303 claims

Cephalexin246 claims

Hydrocodone/Acetaminophen184 claims

Triamcinolone Acetonide70 claims

Doxycycline Hyclate58 claims

QUALITY · MIPS · 2024

Final MIPS score

94.0

Quality

89.2

Cost

0.0

Improvement activities

40.0

Promoting interop.

100.0

Payment adjustment

0.80%

Individual

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$35

Payment records

By payment type

Food and Beverage$35

Top paying entities

Food and Beverage$35

REFERRAL NETWORK

Where Karen Sundby'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
METROPOLITAN PATHOLOGISTS PC	239	590
NPI 1396781134	72	210
UNIVERSITY OF COLORADO HOSPITAL AUTHORITY	37	101
HCA HEALTHONE LLC	29	43
Nancy Krywonis Dermatology · Denver, CO	28	70
NATIONAL JEWISH HEALTH	20	38
Inform Diagnostics, Inc. Clinical Laboratory · Coppell, TX	14	30
Alex Goldsmith Internal Medicine · Denver, CO	11	43
LEIBOLD, ANN	11	29

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

Healthparse Signals

Monitor this provider for changes — dated NPI change events