Doctor profile · Federal record

Dr. Joseph Malhis, DO

Internal Medicine Physician (CMS: Internal Medicine) · Student in an Organized Health Care Education/Training Program · Whittier, CA

  • NPI 1124581830
  • Accepts Medicare
  • MIPS 67.3 / 100 · 2023
  • 7 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
12401 Washington Blvd
Whittier, CA 906021006
(562) 698-0811
Additional location
1125 N College Ave # Slot100
Fayetteville, AR 727031908
(479) 713-8310
Mailing address
8 Elk Grove Ln
Laguna Niguel, CA 926771012

Credentials & registration

NPPES · NUCC
NPI registered
April 2019 — 7 yrs on file
Profile last updated
August 25, 2022
Year of graduation
2019 — 7 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
California #20179

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1124581830. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
451
Distinct HCPCS
4
Medicare allowed
$45,044
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 281 98 $83
99239 Hospital discharge day management, more than 30 minutes 72 69 $121
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 58 56 $137
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 40 17 $125

In context: peer comparison

Among 17 peers in this city , average services per provider: 173. This provider delivers 2.6× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
161
Patients
139
Total drug cost
$958
Drug Type Claims Patients Total cost
Amlodipine Besylate Generic 23 19 $63
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 21 21 $103
Furosemide Generic 19 15 $50
Famotidine Generic 17 17 $80
Levofloxacin Generic 15 15 $113
Cefdinir Generic 14 13 $143
Ondansetron Odt (Ondansetron) Brand 14 14 $174
Carvedilol Generic 13 0 $62
Ciprofloxacin Hcl Generic 13 13 $88
Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) Brand 12 12 $82

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Joseph Malhis's medical specialty?
Dr. Joseph Malhis practices Internal Medicine Physician in Whittier, CA.
Where does Dr. Joseph Malhis practice?
Dr. Joseph Malhis practices at 12401 Washington Blvd, Whittier, CA 906021006. Office phone: 5626980811.
What is Dr. Joseph Malhis's NPI?
Dr. Joseph Malhis's National Provider Identifier (NPI) is 1124581830, issued by NPPES.
Does Dr. Joseph Malhis accept Medicare assignment?
Yes. Dr. Joseph Malhis accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Joseph Malhis commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Hospital discharge day management (HCPCS 99239); Initial hospital care with straightforward or low-level medical decision making (HCPCS 99222). Source: CMS Medicare Physician & Other Practitioners file.