Amber Brewster, MD
NPI 1821653262 · Family Medicine Physician · La Mesa, CA
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Amber Brewster, MD is a Family Medicine Physician provider in La Mesa, CA (NPI 1821653262).
Provider details
- NPI number
- 1821653262
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- A190634 (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
7 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
209 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 Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 119 | $136 |
| 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'SG2211 | 33 | $17 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 22 | $97 |
| Administration of Influenza Virus VaccineG0008 | 19 | $35 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 16 | $177 |
Typical Medicare-allowed amounts for these services range $17–$177 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 38 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 126 | 60 |
| Lisinopril | 93 | 40 |
| Levothyroxine Sodium | 80 | 40 |
| Gabapentin | 60 | 26 |
| Losartan Potassium | 53 | 32 |
| Amlodipine Besylate | 49 | 27 |
| Rosuvastatin Calcium |
Practice location
Mailing address
Additional practice locations (1)
- 800 Tilghman DrDunn, NC 28334-5510Phone: (910) 892-1000
Registry dates
- Enumerated
- 2019-05-01
- Last updated
- 2024-03-14
- Certified
- 2024-03-14
Frequently asked questions
- What is Amber Brewster's NPI number?
- Amber Brewster's National Provider Identifier (NPI) is 1821653262, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Amber Brewster's specialty?
- Amber Brewster is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Amber Brewster located?
- Amber Brewster's practice location on file with NPPES is 5525 Grossmont Center Dr, La Mesa, CA 91942-3009.
- What is Amber Brewster's phone number?
- The practice phone number listed in the NPPES registry for Amber Brewster is (619) 740-6000.
- Does Amber Brewster accept Medicare?
- Amber Brewster is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Amber Brewster's NPI active?
- Yes — Amber Brewster's NPI (1821653262) is active in the NPPES registry as of the last update on 2024-03-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.