Ellen Middleton, MD
NPI 1215132881 · Internal Medicine Physician · Austin, TX
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ellen Middleton, MD is a Internal Medicine Physician provider in Austin, TX (NPI 1215132881).
Provider details
- NPI number
- 1215132881
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- CDRH.0001940 (CO)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
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
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
158 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 | 86 | $202 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 31 | $113 |
| Telehealth Consultation, Critical Care, Initial , Physicians Typically Spend 60 Minutes Communicating With the Patient and Providers Via TelehealthG0508 | 15 | $188 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 14 | $75 |
| Hospital Discharge Day Management, More Than 30 Minutes99239 | 12 | $109 |
Typical Medicare-allowed amounts for these services range $75–$202 (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.
Practice location
Mailing address
Additional practice locations (1)
- 2312 N Nevada Ave Ste 305Colorado Springs, CO 80907-5318Phone: (719) 471-7064Fax: (719) 776-5459
Registry dates
- Enumerated
- 2007-06-15
- Last updated
- 2026-03-18
- Certified
- 2026-03-18
Frequently asked questions
- What is Ellen Middleton's NPI number?
- Ellen Middleton's National Provider Identifier (NPI) is 1215132881, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ellen Middleton's specialty?
- Ellen Middleton is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Ellen Middleton located?
- Ellen Middleton's practice location on file with NPPES is 313 E 12th St, Austin, TX 78701-1954.
- What is Ellen Middleton's phone number?
- The practice phone number listed in the NPPES registry for Ellen Middleton is (409) 772-2222.
- Does Ellen Middleton accept Medicare?
- Ellen Middleton is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ellen Middleton's NPI active?
- Yes — Ellen Middleton's NPI (1215132881) is active in the NPPES registry as of the last update on 2026-03-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.