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MR. MARK L WIESNER D.O.
NPI 1154304939
Pediatrics in Estes Park, CO

Active since November 25, 2005PECOS Enrolled
88.58/100
CMS Quality Rating
122 STANLEY CIRCLE DR, ESTES PARK, CO 80517(970) 685-1148 Get Directions Write a Review

NPPES record last updated: June 2, 2026. Verified against the NPPES registry weekly; last sync: August 23, 2026.

About Mr. Mark L Wiesner D.o. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

MR. MARK L WIESNER D.O. (NPI 1154304939) is an individual pediatrics provider in Estes Park, Colorado, licensed in Colorado (31069) and active in the NPI registry since November 2005. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1154304939
Entity TypeIndividualMale
Primary Taxonomy208000000X
Provider Legal NameMR. MARK L WIESNERCredential: D.O.
Location Address122 STANLEY CIRCLE DREstes Park, CO 80517-6302
Mailing Address122 Stanley Circle DrEstes Park, CO 80517-6302 · (970) 685-1148
Phone(970) 685-1148
Sole ProprietorNo
Enumeration DateNovember 25, 2005
Last NPPES UpdateJune 2, 2026
NPPES CertifiedJune 2, 2026
✔ NPI 1154304939 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPediatricsAllopathic & Osteopathic Physicians
Taxonomy Code208000000X
License✔ Licensed in CO · 31069
Definition
A pediatrician is concerned with the physical, emotional and social health of children from birth to young adulthood. Care encompasses a broad spectrum of health services ranging from preventive healthcare to the diagnosis and treatment of acute and chronic diseases. A pediatrician deals with biological, social and environmental influences on the developing child, and with the impact of disease and dysfunction on development.
122 STANLEY CIRCLE DR, Estes Park, CO 80517
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Other Identifiers 5

Medicaid0725614IA
OtherWIA4011CO · Anthem Bcbs
Medicaid01310697CO
Medicaid107825900WY
Other841287602CO · Champus

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Medica.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Mr. Mark L Wiesner D.o. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 80517 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$89.43 typical visit price
range $58.06 – $174.82
Typical copayment $22.35 (range $14.51 – $43.70)
Most-billed visit code 99203
Established Patient
$102.03 typical visit price
range $18.88 – $142.79
Typical copayment $25.50 (range $4.72 – $35.69)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

88.58/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality79.24
Promoting Interoperability100
Improvement Activities40

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Mark Wiesner's NPI number?

The NPI number for Mark Wiesner is 1154304939. It was assigned to this individual provider in the NPPES registry on November 25, 2005.

Where is Mark Wiesner located?

Mark Wiesner practices at 122 Stanley Circle Dr, Estes Park, CO 80517. The listed phone number is (970) 685-1148.

What is Mark Wiesner's specialty?

The primary specialty registered for this NPI is Pediatrics with taxonomy code 208000000X.

Is Mark Wiesner enrolled in Medicare?

Yes. Mark Wiesner is registered in the Medicare PECOS enrollment system.

What insurance does Mark Wiesner accept?

Health plans from Medica list Mark Wiesner as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Mark Wiesner was last updated on June 2, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.