Shishin Miyagi, M.D
NPI 1912226713 · Family Medicine Physician · Tamuning, GU
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Shishin Miyagi, M.D is a Family Medicine Physician provider in Tamuning, GU (NPI 1912226713).
Provider details
- NPI number
- 1912226713
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D
- 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
16 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
5,562 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 | 1,010 | $132 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 777 | $9 |
| Blood Test, Lipids (cholesterol and Triglycerides)80061 | 630 | $13 |
| Blood Test, Basic Group of Blood Chemicals (calcium, Total)80048 | 529 | $8 |
| 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 | 439 | $17 |
| Hemoglobin A1c Level83036 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 52 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 260 | 45 |
| Amlodipine Besylate | 250 | 47 |
| Losartan Potassium | 207 | 37 |
| Lisinopril | 109 | 22 |
| Metformin Hcl | 95 | 16 |
| Metformin Hclbrand: Metformin Hcl Er | 75 | 11 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2010-05-19
- Last updated
- 2026-01-26
- Certified
- 2026-01-26
Frequently asked questions
- What is Shishin Miyagi's NPI number?
- Shishin Miyagi's National Provider Identifier (NPI) is 1912226713, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Shishin Miyagi's specialty?
- Shishin Miyagi is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Shishin Miyagi located?
- Shishin Miyagi's practice location on file with NPPES is 388 Ypao Rd, Tamuning, GU 96913-3701.
- What is Shishin Miyagi's phone number?
- The practice phone number listed in the NPPES registry for Shishin Miyagi is (671) 646-8881.
- Does Shishin Miyagi accept Medicare?
- Shishin Miyagi is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Shishin Miyagi's NPI active?
- Yes — Shishin Miyagi's NPI (1912226713) is active in the NPPES registry as of the last update on 2026-01-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.