Doctor profile · Federal record
Dr. Shishin Miyagi, M.D
Family Medicine Physician (CMS: Family Practice) · Student in an Organized Health Care Education/Training Program · Tamuning, GU
- NPI 1912226713
- Accepts Medicare
- 13 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
388 Ypao RD
Tamuning, GU 969133701
(671) 646-8881
fax (671) 648-2548
Credentials & registration
- NPI registered
- May 2010 — 16 yrs on file
- Profile last updated
- January 26, 2026
- Year of graduation
- 2013 — 13 yrs since
- Specialty taxonomy
- 207Q00000X — NUCC code
- State license (1)
- Guam #M-1784
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1912226713. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
4,689
Distinct HCPCS
10
Medicare allowed
$228,697
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
36415 |
Insertion of needle into vein for collection of blood sample | 651 | 343 | $8 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 549 | 348 | $93 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 532 | 318 | $131 | |
80061 |
Blood test, lipids (cholesterol and triglycerides) | 477 | 257 | $13 | |
80048 |
Blood test, basic group of blood chemicals (calcium, total) | 429 | 240 | $8 | |
83036 |
Hemoglobin a1c level | 263 | 141 | $9 | |
G0008 |
Administration of influenza virus vaccine | 192 | 191 | $33 | |
G0439 |
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | 189 | 189 | $138 | |
G0444 |
Annual depression screening, 5 to 15 minutes | 185 | 185 | $20 | |
90688 |
Influenza vaccine, quadrivalent, 0.5 ml dosage | 134 | 133 | $20 |
In context: peer comparison
Among 7 peers in Tamuning Family Medicine Physician, average services per provider: 89. This provider delivers 53× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
996
Patients
107
Total drug cost
$13,229
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Atorvastatin Calcium | Generic | 166 | 31 | $2,097 |
| Amlodipine Besylate | Generic | 146 | 32 | $1,345 |
| Losartan Potassium | Generic | 140 | 29 | $2,609 |
| Lisinopril | Generic | 88 | 15 | $719 |
| Metformin Hcl | Generic | 67 | 0 | $857 |
| Levothyroxine Sodium | Generic | 57 | 0 | $845 |
| Metoprolol Succinate | Generic | 55 | 0 | $545 |
| Metformin Hcl ER (Metformin Hcl) | Brand | 43 | 0 | $505 |
| Rosuvastatin Calcium | Generic | 41 | 0 | $708 |
| Pravastatin Sodium | Generic | 36 | 0 | $518 |
Frequently asked questions
What is Dr. Shishin Miyagi's medical specialty?
Dr. Shishin Miyagi practices Family Medicine Physician in Tamuning, GU.
Where does Dr. Shishin Miyagi practice?
Dr. Shishin Miyagi practices at 388 Ypao RD, Tamuning, GU 969133701. Office phone: 6716468881.
What is Dr. Shishin Miyagi's NPI?
Dr. Shishin Miyagi's National Provider Identifier (NPI) is 1912226713, issued by NPPES.
Does Dr. Shishin Miyagi accept Medicare assignment?
Yes. Dr. Shishin Miyagi accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Shishin Miyagi commonly perform?
Top Medicare-reported procedures in 2023: Insertion of needle into vein for collection of blood sample (HCPCS 36415); Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.