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Family Practice

Joanna M. Plonska, MD

Works at hospitals in Boulder, CO · Longmont, CO · Colorado

Summary

Dr. Joanna M. Plonska, MD is a family doctor at 6685 Gunpark Dr, Suite 102, Boulder, CO 80301. Phone: (303) 415-5199. Accepts Medicare assignment. In 2024, Joanna M. Plonska had 185 Original Medicare patients and 623 services. NPI 1427287259. Source: CMS National Downloadable File, updated October 2, 2026; CMS Facility Affiliation Data, updated October 2, 2026; CMS Medicare Physician & Other Practitioners, data year 2024.

  • Specialty: Family doctor (Medicare lists Family Practice)
  • Address: 6685 Gunpark Dr, Suite 102, Boulder, CO 80301 · Directions
  • Phone: (303) 415‑5199
  • Medicare: Accepts Medicare assignment
  • Hospitals: Boulder Community Health, Longs Peak Hospital
  • Group practice: Boulder Community Health
  • Medical school: graduated 2007 (19 years since medical school)
  • Gender (as listed): Female
  • Telehealth: offered

From official Medicare data

This page shows what Medicare's official clinician data says about Joanna M. Plonska, joined by NPI number (data updated October 2, 2026). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

Quick answers

Does Joanna M. Plonska accept Medicare assignment?
Yes. Medicare's clinician data says Joanna M. Plonska accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
How many Medicare patients does Joanna M. Plonska see?
In 2024, CMS data shows 185 Original Medicare patients and 623 services for Joanna M. Plonska. This counts Original Medicare only and measures volume, not quality.
What is Joanna M. Plonska's NPI number?
1427287259. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Medicare activity in 2024

Official CMS public-use data for Joanna M. Plonska, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.

Original Medicare patients185
Services billed to Medicare623
Different services or procedures34
Participating Medicare providerYes
Average age of these patients71

Most frequent services

  1. Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)129 services
  2. Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)129 services
  3. Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (G0439)84 services
  4. Administration of pneumococcal vaccine (G0009)33 services
  5. Admn sarscov2 vacc 1 dose (90480)30 services

Chronic conditions among these patients

Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).

  • High cholesterol63%
  • High blood pressure42%
  • Arthritis39%
  • Anxiety19%
  • Osteoporosis16%
  • Diabetes14%

Hospitals where Joanna M. Plonska works

Medicare's Facility Affiliation Data lists Joanna M. Plonska at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.

  • Boulder Community HealthBoulder, CO · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 060027
  • Longs Peak HospitalLongmont, CO · Acute Care Hospital · Medicare rating: 5 of 5 stars · Emergency services: listed by Medicare · CCN 060128

Practice locations

Addresses where Joanna M. Plonska is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Joanna M. Plonska as a member of this group (CMS data updated October 2, 2026).

  • Boulder Community Health264 clinicians in the group

Specialties

Find other Family Practice doctors in Colorado →

Other family doctors in Boulder

Clinicians with the same Medicare primary specialty in Boulder, CO — not a recommendation.

All family doctors in Boulder →

Other clinicians in Boulder Community Health

Medicare enrollment lists these clinicians in the same group practice — not a recommendation.

Clinician information

CredentialMD
Graduation year2007 (19 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1427287259
CorrectionsReport an error or suggest an update →

Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.

Sources

  1. Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
  2. Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
  3. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  4. Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
  5. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  6. Medicare Care Compare — official Medicare tool to look up clinicians