Michael Fealk, D.O.
NPI 1578769923 · Colon & Rectal Surgery Physician · Chico, CA
Enrolled with Medicare as Practitioner - Colorectal Surgery (proctology) · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Michael Fealk, D.O. is a Colon & Rectal Surgery Physician provider in Chico, CA (NPI 1578769923).
Provider details
- NPI number
- 1578769923
- Entity type
- Individual
- Primary specialty
- Colon & Rectal Surgery PhysicianAllopathic & Osteopathic Physicians
- Credential
- D.O.
- Sex
- Male
- Sole proprietor
- Yes
- License
- A-1419-07 (NM)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
19 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
777 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 267 | $65 |
| Removal of Polyps Or Growths of Large Bowel Using an Endoscope With Mechanical Snare45385 | 163 | $245 |
| Colorectal Cancer Screening; Colonoscopy on Individual at High RiskG0105 | 111 | $175 |
| Biopsy of Large Bowel Using a Flexible Endoscope45380 | 79 | $156 |
| Colorectal Cancer Screening; Colonoscopy on Individual Not Meeting Criteria for High RiskG0121 | 50 | $179 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 8 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Ondansetronbrand: Ondansetron Odt | 148 | 146 |
| Peg3350/Sod Sulf,bicarb,cl/Kclbrand: Gavilyte-G | 113 | 111 |
| Peg3350/Sod Sulf,bicarb,cl/Kclbrand: Peg-3350 and Electrolytes | 52 | 51 |
| Hydrocortisonebrand: Procto-Med Hc | 29 | 22 |
| Sodium Chloride/Nahco3/Kcl/Pegbrand: Peg 3350-Electrolyte | 28 | 28 |
| Hydrocortisone | 21 | 21 |
| Ondansetron Hcl |
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-06-22
- Last updated
- 2013-10-09
Frequently asked questions
- What is Michael Fealk's NPI number?
- Michael Fealk's National Provider Identifier (NPI) is 1578769923, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Michael Fealk's specialty?
- Michael Fealk is listed in the NPPES registry with a primary specialty of Colon & Rectal Surgery Physician (Allopathic & Osteopathic Physicians).
- Where is Michael Fealk located?
- Michael Fealk's practice location on file with NPPES is 2 Governors Ln, Chico, CA 95926-6300.
- What is Michael Fealk's phone number?
- The practice phone number listed in the NPPES registry for Michael Fealk is (530) 891-4523.
- Does Michael Fealk accept Medicare?
- Michael Fealk is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Michael Fealk's NPI active?
- Yes — Michael Fealk's NPI (1578769923) is active in the NPPES registry as of the last update on 2013-10-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.