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Internal Medicine

Mary Ann Bucani Go, MD

Works at hospitals in Denver, CO · Lone Tree, CO · Aurora, CO · Colorado

Summary

Dr. Mary Ann Bucani Go, MD is an internal medicine doctor at 7100 E Belleview Ave, Suite G10, Greenwood Village, CO 80111. Phone: (303) 745-0000. Accepts Medicare assignment. In 2024, Mary Ann Bucani Go had 515 Original Medicare patients and 1,737 services. NPI 1609984707. 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.

From official Medicare data

This page shows what Medicare's official clinician data says about Mary Ann Bucani Go, 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 Mary Ann Bucani Go accept Medicare assignment?
Yes. Medicare's clinician data says Mary Ann Bucani Go 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 Mary Ann Bucani Go see?
In 2024, CMS data shows 515 Original Medicare patients and 1,737 services for Mary Ann Bucani Go. This counts Original Medicare only and measures volume, not quality.
What is Mary Ann Bucani Go's NPI number?
1609984707. 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 Mary Ann Bucani Go, 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 patients515
Services billed to Medicare1,737
Different services or procedures4
Participating Medicare providerYes
Average age of these patients76

Most frequent services

  1. Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes (99232)1,429 services
  2. Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes (99222)293 services
  3. Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes (99233)14 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 blood pressure75%
  • High cholesterol75%
  • Arthritis75%
  • Anxiety45%
  • Depression43%
  • Chronic kidney disease39%

Hospitals where Mary Ann Bucani Go works

Medicare's Facility Affiliation Data lists Mary Ann Bucani Go 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.

Practice locations

Addresses where Mary Ann Bucani Go is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Mary Ann Bucani Go as a member of this group (CMS data updated October 2, 2026).

  • Critical Care and Pulmonary Consultants, P.C.158 clinicians in the group

Specialties

Find other Internal Medicine doctors in Colorado →

Other internal medicine doctors in Greenwood Village

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

All internal medicine doctors in Greenwood Village →

Other clinicians in Critical Care and Pulmonary Consultants, P.C.

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

Clinician information

CredentialMD
Graduation year1992 (34 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1609984707
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