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Nephrology

Graham C. Towns, MD

Works at hospitals in Orlando, FL · Tavares, FL · Florida

Summary

Dr. Graham C. Towns, MD is a nephrologist at 1850 Lee Rd, Suite 200, Winter Park, FL 32789. Phone: (407) 636-3138. Accepts Medicare assignment. In 2024, Graham C. Towns had 257 Original Medicare patients and 1,213 services. NPI 1639324825. 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: Nephrologist (Medicare lists Nephrology)
  • Address: 1850 Lee Rd, Suite 200, Winter Park, FL 32789 · Directions
  • Phone: (407) 636‑3138
  • Medicare: Accepts Medicare assignment
  • Hospitals: AdventHealth Orlando, AdventHealth Waterman, Orlando Health
  • Group practice: Central Florida Kidney Specialists Inc
  • Medical school: University Of Texas Medical Branch At Galveston · graduated 2006 (20 years since medical school)
  • Gender (as listed): Male
  • Telehealth: offered

From official Medicare data

This page shows what Medicare's official clinician data says about Graham C. Towns, 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 Graham C. Towns accept Medicare assignment?
Yes. Medicare's clinician data says Graham C. Towns 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 Graham C. Towns see?
In 2024, CMS data shows 257 Original Medicare patients and 1,213 services for Graham C. Towns. This counts Original Medicare only and measures volume, not quality.
What is Graham C. Towns's NPI number?
1639324825. 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 Graham C. Towns, 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 patients257
Services billed to Medicare1,213
Different services or procedures21
Participating Medicare providerYes
Average age of these patients70

Most frequent services

  1. Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes (99232)651 services
  2. Visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient's (G2211)109 services
  3. Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes (99223)100 services
  4. Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes (99233)100 services
  5. Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)62 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%
  • Chronic kidney disease75%
  • Heart failure68%
  • Ischemic heart disease66%
  • Diabetes64%

Hospitals where Graham C. Towns works

Medicare's Facility Affiliation Data lists Graham C. Towns 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.

  • AdventHealth OrlandoOrlando, FL · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 100007
  • AdventHealth WatermanTavares, FL · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: not listed by Medicare · CCN 100057
  • Orlando HealthOrlando, FL · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 100006

Practice locations

Addresses where Graham C. Towns is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Graham C. Towns as a member of this group (CMS data updated October 2, 2026).

  • Central Florida Kidney Specialists Inc40 clinicians in the group

Specialties

Find other Nephrology doctors in Florida →

Other nephrologists in Winter Park

Clinicians with the same Medicare primary specialty in Winter Park, FL — not a recommendation.

All nephrologists in Winter Park →

Other clinicians in Central Florida Kidney Specialists Inc

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

Clinician information

CredentialMD
Medical schoolUniversity Of Texas Medical Branch At Galveston
Graduation year2006 (20 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1639324825
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