Amber Ervin, D.O.
NPI 1811139371 · Internal Medicine Physician · Brownwood, TX
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Amber Ervin, D.O. is a Internal Medicine Physician provider in Brownwood, TX (NPI 1811139371).
Provider details
- NPI number
- 1811139371
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- D.O.
- Sex
- Female
- Sole proprietor
- No
- License
- N1624 (TX)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
17 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
2,186 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
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 .
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) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 413 | $75 |
| 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 | 340 | $16 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 169 | $122 |
| Management Using the Results of Remote Vital Sign Monitoring Per Calendar Month, First 20 Minutes99457 | 142 | $46 |
| Remote Monitoring of Physiologic Parameters, Initial Supply of Devices With Daily Recordings Or Programmed Alerts Transmission, Each 30 Days99454 | 135 | $44 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 158 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Levothyroxine Sodium | 640 | 114 |
| Atorvastatin Calcium | 466 | 98 |
| Gabapentin | 294 | 72 |
| Pantoprazole Sodium | 276 | 61 |
| Potassium Chloride | 265 | 56 |
| Furosemide | 248 | 61 |
| Amlodipine Besylate | 242 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$135 across 8 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2009-03-30
- Last updated
- 2010-05-10
Frequently asked questions
- What is Amber Ervin's NPI number?
- Amber Ervin's National Provider Identifier (NPI) is 1811139371, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Amber Ervin's specialty?
- Amber Ervin is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Amber Ervin located?
- Amber Ervin's practice location on file with NPPES is 109 S Park Dr, Brownwood, TX 76801-5917.
- What is Amber Ervin's phone number?
- The practice phone number listed in the NPPES registry for Amber Ervin is (325) 643-3300.
- Does Amber Ervin accept Medicare?
- Amber Ervin is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Amber Ervin's NPI active?
- Yes — Amber Ervin's NPI (1811139371) is active in the NPPES registry as of the last update on 2010-05-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.