Quick answers
- Does Brendan M. Fong accept Medicare assignment?
- Yes. Medicare's clinician data says Brendan M. Fong 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 Brendan M. Fong see?
- In 2024, CMS data shows 208 Original Medicare patients and 489 services for Brendan M. Fong. This counts Original Medicare only and measures volume, not quality.
- What is Brendan M. Fong's NPI number?
- 1245670504. 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 Brendan M. Fong, 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 patients | 208 |
|---|---|
| Services billed to Medicare | 489 |
| Different services or procedures | 50 |
| Participating Medicare provider | Yes |
| Average age of these patients | 75 |
Most frequent services
- Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)68 services
- New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more (99204)52 services
- New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more (99203)41 services
- Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)27 services
- New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more (99205)24 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%
- Ischemic heart disease34%
- Chronic kidney disease31%
- Depression30%
Hospitals where Brendan M. Fong works
Medicare's Facility Affiliation Data lists Brendan M. Fong 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.
- Anderson HospitalMaryville, IL · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 140289
- Barnes-Jewish St Peters HospitalSaint Peters, MO · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 260191
- HSHS St Elizabeth's HospitalO Fallon, IL · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 140187
- Missouri Baptist Medical CenterSaint Louis, MO · Acute Care Hospital · Medicare rating: 5 of 5 stars · Emergency services: listed by Medicare · CCN 260108
- St Lukes HospitalChesterfield, MO · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 260179
Practice locations
Addresses where Brendan M. Fong is enrolled with Medicare (CMS data updated October 2, 2026). The first 5 of 7; the Medicare profile lists all.
- 112 Piper Hill DrSaint Peters, MO 63376 (636) 939‑9202
- 112 Piper Hill Dr, Suite 12Saint Peters, MO 63376
- 12855 N 40 Dr, 125 Neurosurgery of St LouisSaint Louis, MO 63141 (314) 806‑1770
- 12855 N 40 Dr, Arch Cancer CareSaint Louis, MO 63141 (314) 523‑5444
- 12855 N 40 Dr, Suite 375Saint Louis, MO 63141 (314) 567‑6071
Group practices
Medicare enrollment lists Brendan M. Fong as a member of these groups (CMS data updated October 2, 2026).
- Aging Well Health Care, LLC238 clinicians in the group
- Anderson Medical Group LLC136 clinicians in the group
- Urology of St Louis Inc94 clinicians in the group
Specialties
- Neurosurgeryprimary
Other neurosurgeons in Saint Peters
Clinicians with the same Medicare primary specialty in Saint Peters, MO — not a recommendation.
Other clinicians in Aging Well Health Care, LLC
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 2013 (13 years since medical school) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1245670504 |
| Corrections | Report 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
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
- Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
- National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
- Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians