Medical emergency?Emergency? Call 911. Nearest emergency roomsNearest ERs

Family Practice

Samuel G. Longfellow, DO

Works at hospitals in Pueblo, CO · Colorado

Summary

Dr. Samuel G. Longfellow, DO is a family doctor at 41 State Hwy 67, Woodland Park, CO 80863. Phone: (719) 557-5855. Accepts Medicare assignment. In 2024, Samuel G. Longfellow had 98 Original Medicare patients and 502 services. NPI 1851771943. 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: 41 State Hwy 67, Woodland Park, CO 80863 · Directions (1 more location)
  • Phone: (719) 557‑5855
  • Medicare: Accepts Medicare assignment
  • Hospitals: Parkview Medical Center, Inc, St Mary-Corwin Hospital
  • Group practice: Catholic Health Initiatives Colorado
  • Medical school: Rocky Vista University College Of Osteopathic Med · graduated 2015 (11 years since medical school)
  • Gender (as listed): Male

From official Medicare data

This page shows what Medicare's official clinician data says about Samuel G. Longfellow, 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 Samuel G. Longfellow accept Medicare assignment?
Yes. Medicare's clinician data says Samuel G. Longfellow 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 Samuel G. Longfellow see?
In 2024, CMS data shows 98 Original Medicare patients and 502 services for Samuel G. Longfellow. This counts Original Medicare only and measures volume, not quality.
What is Samuel G. Longfellow's NPI number?
1851771943. 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 Samuel G. Longfellow, 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 patients98
Services billed to Medicare502
Different services or procedures33
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)56 services
  2. Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)33 services
  3. Annual depression screening, 5 to 15 minutes (G0444)16 services
  4. Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (G0439)12 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 cholesterol57%
  • Arthritis49%
  • Diabetes39%
  • COPD36%
  • Depression34%

Hospitals where Samuel G. Longfellow works

Medicare's Facility Affiliation Data lists Samuel G. Longfellow 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 Samuel G. Longfellow is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Samuel G. Longfellow as a member of this group (CMS data updated October 2, 2026).

  • Catholic Health Initiatives Colorado1,225 clinicians in the group

Specialties

Find other Family Practice doctors in Colorado →

Other family doctors in Woodland Park

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

All family doctors in Woodland Park →

Other clinicians in Catholic Health Initiatives Colorado

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

Clinician information

CredentialDO
Medical schoolRocky Vista University College Of Osteopathic Med
Graduation year2015 (11 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1851771943
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