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Internal Medicine

Carolyn Guidot, MD

Works at hospitals in Royal Oak, MI · Michigan

Summary

Dr. Carolyn Guidot, MD is an internal medicine doctor at 18161 W 13 Mile Rd, Southfield, MI 48076. Phone: (248) 642-8989. May accept Medicare assignment. In 2024, Carolyn Guidot had 380 Original Medicare patients and 2,791 services. NPI 1740270974. 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: Internal medicine doctor (Medicare lists Internal Medicine)
  • Address: 18161 W 13 Mile Rd, Southfield, MI 48076 · Directions (1 more location)
  • Phone: (248) 642‑8989
  • Medicare: May accept Medicare assignment
  • Hospital: Beaumont Hospital Royal Oak
  • Group practice: Community Health Services Inc (+1 more)
  • Medical school: University Of Michigan Medical School · graduated 1982 (44 years since medical school)
  • Gender (as listed): Female

From official Medicare data

This page shows what Medicare's official clinician data says about Carolyn Guidot, 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 Carolyn Guidot accept Medicare assignment?
Medicare's clinician data says Carolyn Guidot may accept Medicare assignment (as of October 2, 2026). Ask the office whether they accept it for your visit.
How many Medicare patients does Carolyn Guidot see?
In 2024, CMS data shows 380 Original Medicare patients and 2,791 services for Carolyn Guidot. This counts Original Medicare only and measures volume, not quality.
What is Carolyn Guidot's NPI number?
1740270974. 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 Carolyn Guidot, 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 patients380
Services billed to Medicare2,791
Different services or procedures31
Participating Medicare providerYes
Average age of these patients81

Most frequent services

  1. Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes (99309)525 services
  2. Insertion of needle into vein for collection of blood sample (36415)279 services
  3. Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, at least 10 minutes (99307)224 services
  4. Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)223 services
  5. Subsequent nursing facility care with high level of medical decision making, per day, if using time, at least 45 minutes (99310)192 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%
  • Arthritis62%
  • Ischemic heart disease39%
  • Depression37%
  • Diabetes35%

Hospitals where Carolyn Guidot works

Medicare's Facility Affiliation Data lists Carolyn Guidot 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.

  • Beaumont Hospital Royal OakRoyal Oak, MI · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 230130

Practice locations

Addresses where Carolyn Guidot is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Carolyn Guidot as a member of these groups (CMS data updated October 2, 2026).

  • Community Health Services Inc31 clinicians in the group
  • Carolyn E Guidot MD PC2 clinicians in the group

Specialties

Find other Internal Medicine doctors in Michigan →

Other internal medicine doctors in Southfield

Clinicians with the same Medicare primary specialty in Southfield, MI — not a recommendation.

All internal medicine doctors in Southfield →

Other clinicians in Community Health Services Inc

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

Clinician information

CredentialMD
Medical schoolUniversity Of Michigan Medical School
Graduation year1982 (44 years since medical school)
Gender (as listed)Female
Medicare assignmentMay accept for some services
NPI (National Provider Identifier)1740270974
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