Heather Warren, MD
NPI 1134426208 · Surgery Physician · Redding, CA
Enrolled with Medicare as Practitioner - General Surgery · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Heather Warren, MD is a Surgery Physician provider in Redding, CA (NPI 1134426208).
Provider details
- NPI number
- 1134426208
- Entity type
- Individual
- Primary specialty
- Surgery PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- A113292 (CA)
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
15 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
3 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
436 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) |
|---|---|---|
| Critical Care, First 30-74 Minutes99291 | 224 | $202 |
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes99222 | 56 | $134 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 47 | $79 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 28 | $116 |
| Removal of Gallbladder Using an Endoscope47562 | 24 | $644 |
| Subsequent Hospital Care With Straightforward Or Low Level of Medical Decision Making, Per Day, If Using Time, at Least 25 Minutes99231 |
Practice location
Mailing address
Additional practice locations (2)
- 1531 EsplanadeChico, CA 95926-3310Phone: (530) 332-7300
- 1600 EsplanadeChico, CA 95926-3369Phone: (530) 332-4470Fax: (530) 893-6885
Registry dates
- Enumerated
- 2011-02-24
- Last updated
- 2026-04-08
- Certified
- 2026-04-08
Frequently asked questions
- What is Heather Warren's NPI number?
- Heather Warren's National Provider Identifier (NPI) is 1134426208, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Heather Warren's specialty?
- Heather Warren is listed in the NPPES registry with a primary specialty of Surgery Physician (Allopathic & Osteopathic Physicians).
- Where is Heather Warren located?
- Heather Warren's practice location on file with NPPES is 2175 Rosaline Ave, Redding, CA 96001-2549.
- What is Heather Warren's phone number?
- The practice phone number listed in the NPPES registry for Heather Warren is (530) 225-6000.
- Does Heather Warren accept Medicare?
- Heather Warren is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Heather Warren's NPI active?
- Yes — Heather Warren's NPI (1134426208) is active in the NPPES registry as of the last update on 2026-04-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.