Doctor profile · Federal record

Dr. Michael Maehara, M.D.

Rheumatology Physician (CMS: Internal Medicine) · Rheumatology Physician · Long Beach, CA

  • NPI 1316969629
  • Accepts Medicare
  • MIPS 67.3 / 100 · 2023
  • 45 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2220 Clark Ave
Long Beach, CA 908152521
(562) 597-4181
fax (562) 597-7083
Mailing address
75 Remittance Dr Dept 6008
Chicago, IL 606756008

Credentials & registration

NPPES · NUCC
NPI registered
July 2006 — 20 yrs on file
Profile last updated
July 15, 2016
Year of graduation
1981 — 45 yrs since
Specialty taxonomy
207RR0500X — NUCC code
State licenses (2)
California #39815 · California #A39815
Medicaid
CA #00A398150

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1316969629. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
619
Distinct HCPCS
7
Medicare allowed
$51,223
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 242 129 $141
96372 Injection of drug or substance under skin or into muscle 122 29 $16
77080 Dxa bone density measurement of hip, pelvis, spine 78 78 $36
36415 Insertion of needle into vein for collection of blood sample 66 44 $8
99213 Established patient office or other outpatient visit, 20-29 minutes 62 47 $100
99204 New patient office or other outpatient visit, 45-59 minutes 30 30 $183
J1030 Injection, methylprednisolone acetate, 40 mg 19 14 $8

In context: peer comparison

Among 4 peers in this city , average services per provider: 138. This provider delivers 4.5× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
2,597
Patients
656
Total drug cost
$735,779
Drug Type Claims Patients Total cost
Hydroxychloroquine Sulfate Generic 508 110 $28,184
Methotrexate (Methotrexate Sodium) Brand 493 119 $16,417
Prednisone Generic 260 53 $1,976
Alendronate Sodium Generic 240 69 $2,520
Ibuprofen Generic 163 47 $1,936
Prolia (Denosumab) Brand 130 81 $218,161
Tramadol Hcl Generic 120 30 $1,612
Gabapentin Generic 114 28 $1,854
Sulfasalazine Generic 102 24 $1,828
Diclofenac Sodium Generic 88 27 $11,158

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Michael Maehara's medical specialty?
Dr. Michael Maehara practices Rheumatology Physician in Long Beach, CA.
Where does Dr. Michael Maehara practice?
Dr. Michael Maehara practices at 2220 Clark Ave, Long Beach, CA 908152521. Office phone: 5625974181.
What is Dr. Michael Maehara's NPI?
Dr. Michael Maehara's National Provider Identifier (NPI) is 1316969629, issued by NPPES.
Does Dr. Michael Maehara accept Medicare assignment?
Yes. Dr. Michael Maehara accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Michael Maehara commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Injection of drug or substance under skin or into muscle (HCPCS 96372); Dxa bone density measurement of hip, pelvis, spine (HCPCS 77080). Source: CMS Medicare Physician & Other Practitioners file.