Doctor profile · Federal record
Dr. Mark Moriwaki, M.D.
Endocrinology, Diabetes & Metabolism Physician (CMS: Endocrinology) · Sacramento, CA
- NPI 1295716090
- Accepts Medicare
- 35 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
4150 V St, Suite G400
Sacramento, CA 958171460
(916) 734-3730
fax (916) 734-7953
Credentials & registration
- NPI registered
- November 2005 — 21 yrs on file
- Profile last updated
- July 29, 2011
- Year of graduation
- 1991 — 35 yrs since
- Specialty taxonomy
- 207RE0101X — NUCC code
- State license (1)
- California #G74752
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1295716090. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
876
Distinct HCPCS
10
Medicare allowed
$97,245
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 323 | 203 | $136 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 212 | 134 | $101 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 53 | 47 | $96 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 52 | 49 | $187 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 44 | 38 | $69 | |
99451 |
Telephone, internet, or electronic health record assessment and management with written report by consulting physician, at least 5 minutes | 36 | 36 | $37 | |
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 33 | 14 | $82 | |
99447 |
Telephone or internet assessment with verbal and written report by consulting physician, 11-20 minutes | 33 | 33 | $37 | |
99448 |
Telephone or internet assessment with verbal and written report by consulting physician, 21-30 minutes | 30 | 30 | $56 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 19 | 19 | $132 |
In context: peer comparison
Among 12 peers in Sacramento Endocrinology, Diabetes & Metabolism Physician, average services per provider: 473. This provider delivers 1.9× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
1,998
Patients
540
Total drug cost
$891,224
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Levothyroxine Sodium | Generic | 539 | 142 | $11,432 |
| Metformin Hcl | Generic | 171 | 50 | $2,539 |
| Trulicity (Dulaglutide) | Brand | 169 | 28 | $299,510 |
| Alendronate Sodium | Generic | 153 | 41 | $1,955 |
| Jardiance (Empagliflozin) | Brand | 146 | 34 | $145,942 |
| Synthroid (Levothyroxine Sodium) | Brand | 135 | 39 | $16,142 |
| Atorvastatin Calcium | Generic | 120 | 34 | $2,003 |
| Lantus Solostar (Insulin Glargine,Hum.Rec.Anlog) | Brand | 101 | 31 | $97,008 |
| Januvia (Sitagliptin Phosphate) | Brand | 83 | 20 | $103,943 |
| Ultra-Fine Short Pen Needle (Pen Needle, Diabetic) | Brand | 73 | 29 | $8,730 |
Hospital affiliations
Frequently asked questions
What is Dr. Mark Moriwaki's medical specialty?
Dr. Mark Moriwaki practices Endocrinology, Diabetes & Metabolism Physician in Sacramento, CA.
Where does Dr. Mark Moriwaki practice?
Dr. Mark Moriwaki practices at 4150 V St, Sacramento, CA 958171460. Office phone: 9167343730.
What is Dr. Mark Moriwaki's NPI?
Dr. Mark Moriwaki's National Provider Identifier (NPI) is 1295716090, issued by NPPES.
Does Dr. Mark Moriwaki accept Medicare assignment?
Yes. Dr. Mark Moriwaki accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Mark Moriwaki commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.