Donald Miles, MD
NPI 1831517887 · Internal Medicine Physician · Chinle, AZ
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Donald Miles, MD is a Internal Medicine Physician provider in Chinle, AZ (NPI 1831517887).
Provider details
- NPI number
- 1831517887
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
12 yrs in NPPES registry
- Profile completeness28% of score
83% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
147 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) |
|---|---|---|
| Subsequent Hospital Care With Straightforward Or Low Level of Medical Decision Making, Per Day, If Using Time, at Least 25 Minutes99231 | 56 | $48 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 45 | $64 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 20 | $94 |
| Initial Hospital Care With Straightforward Or Low Level of Medical Decision Making, Per Day, If Using Time, at Least 40 Minutes99221 | 14 | $80 |
| Hospital Discharge Day Management, 30 Minutes Or Less99238 | 12 | $78 |
Typical Medicare-allowed amounts for these services range $48–$94 (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 · 45 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 219 | 42 |
| Metformin Hclbrand: Metformin Hcl Er | 97 | 15 |
| Levothyroxine Sodiumbrand: Synthroid | 76 | 12 |
| Insulin Glargine,hum.rec.anlogbrand: Lantus Solostar | 65 | 13 |
| Lisinopril | 65 | 15 |
| Metoprolol Succinate | 59 | — |
Practice location
Mailing address
Registry dates
- Enumerated
- 2014-04-06
- Last updated
- 2020-04-10
- Certified
- 2020-04-10
Frequently asked questions
- What is Donald Miles's NPI number?
- Donald Miles's National Provider Identifier (NPI) is 1831517887, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Donald Miles's specialty?
- Donald Miles is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Donald Miles located?
- Donald Miles's practice location on file with NPPES is Hwy 191, Chinle, AZ 86503.
- What is Donald Miles's phone number?
- The practice phone number listed in the NPPES registry for Donald Miles is (928) 674-7001.
- Does Donald Miles accept Medicare?
- Donald Miles is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Donald Miles's NPI active?
- Yes — Donald Miles's NPI (1831517887) is active in the NPPES registry as of the last update on 2020-04-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.