Roberto Zamudio-Millan, MD
NPI 1245344167 · Internal Medicine Physician · Phoenix, AZ
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Roberto Zamudio-Millan, MD is a Internal Medicine Physician provider in Phoenix, AZ (NPI 1245344167).
Provider details
- NPI number
- 1245344167
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 14156 (AZ)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
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 prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 16 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 50 | 28 |
| Amlodipine Besylate | 32 | 11 |
| Metformin Hcl | 27 | 17 |
| Lisinopril | 27 | 15 |
| Tamsulosin Hcl | 25 | 12 |
| Omeprazole | 19 | 11 |
| Levothyroxine Sodium |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-08-18
- Last updated
- 2016-07-08
Frequently asked questions
- What is Roberto Zamudio-Millan's NPI number?
- Roberto Zamudio-Millan's National Provider Identifier (NPI) is 1245344167, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Roberto Zamudio-Millan's specialty?
- Roberto Zamudio-Millan is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Roberto Zamudio-Millan located?
- Roberto Zamudio-Millan's practice location on file with NPPES is 500 W Thomas Rd, Phoenix, AZ 85013-4224.
- What is Roberto Zamudio-Millan's phone number?
- The practice phone number listed in the NPPES registry for Roberto Zamudio-Millan is (877) 809-5092.
- Does Roberto Zamudio-Millan accept Medicare?
- Roberto Zamudio-Millan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Roberto Zamudio-Millan's NPI active?
- Yes — Roberto Zamudio-Millan's NPI (1245344167) is active in the NPPES registry as of the last update on 2016-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.