Doctor profile · Federal record

Dr. Ammar Matloob, MD

Anatomic Pathology & Clinical Pathology Physician (CMS: Pathology) · Corona, CA

  • NPI 1780051565
  • Accepts Medicare
  • MIPS 81.5 / 100 · 2023
  • 14 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
800 S Main St
Corona, CA 928823420
(951) 937-4343
Mailing address
Po Box 104231
Pasadena, CA 911894231

Credentials & registration

NPPES · NUCC
NPI registered
August 2015 — 11 yrs on file
Profile last updated
September 13, 2024
Year of graduation
2012 — 14 yrs since
Specialty taxonomy
207ZP0102X — NUCC code
State license (1)
California #A172794

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1780051565. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
2,119
Distinct HCPCS
10
Medicare allowed
$73,987
HCPCS Description Services Patients Avg allowed
88305 Pathology examination of tissue using a microscope, intermediate complexity 916 485 $35
88341 Special stained specimen slides to examine tissue, each additional procedure 304 88 $27
88342 Special stained specimen slides to examine tissue, initial procedure 171 147 $33
88112 Cell examination of specimen, selective cellular enhancement technique 163 125 $26
88173 Evaluation of fine needle aspirate with interpretation and report 144 59 $66
88177 Pap test, evaluation of fine needle aspirate, immediate, each additional evaluation episode 62 20 $20
88307 Pathology examination of tissue using a microscope, moderately high complexity 62 52 $78
88304 Pathology examination of tissue using a microscope, moderately low complexity 48 40 $11
88344 Special stained specimen slides to examine tissue, each multiplex procedure 42 27 $36
88311 Preparation of tissue for examination by removing any calcium present 36 25 $12

In context: peer comparison

Among 3 peers in this city , average services per provider: 122. This provider delivers 17× the peer median.

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Ammar Matloob's medical specialty?
Dr. Ammar Matloob practices Anatomic Pathology & Clinical Pathology Physician in Corona, CA.
Where does Dr. Ammar Matloob practice?
Dr. Ammar Matloob practices at 800 S Main St, Corona, CA 928823420. Office phone: 9519374343.
What is Dr. Ammar Matloob's NPI?
Dr. Ammar Matloob's National Provider Identifier (NPI) is 1780051565, issued by NPPES.
Does Dr. Ammar Matloob accept Medicare assignment?
Yes. Dr. Ammar Matloob accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Ammar Matloob commonly perform?
Top Medicare-reported procedures in 2023: Pathology examination of tissue using a microscope, intermediate complexity (HCPCS 88305); Special stained specimen slides to examine tissue, each additional procedure (HCPCS 88341); Special stained specimen slides to examine tissue, initial procedure (HCPCS 88342). Source: CMS Medicare Physician & Other Practitioners file.