Doctor profile · Federal record

Dr. Mari Perez-Rosendahl, M.D.

Neuropathology Physician (CMS: Pathology) · Orange, CA

  • NPI 1548620404
  • Accepts Medicare
  • 12 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
101 the City Dr S, Building 1, 3Rd Floor
Orange, CA 92868
(714) 456-6141

Credentials & registration

NPPES · NUCC
NPI registered
March 2016 — 10 yrs on file
Profile last updated
July 3, 2018
Year of graduation
2014 — 12 yrs since
Specialty taxonomy
207ZN0500X — NUCC code
State license (1)
California #A141371

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1548620404. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
285
Distinct HCPCS
6
Medicare allowed
$13,188
HCPCS Description Services Patients Avg allowed
88341 Special stained specimen slides to examine tissue, each additional procedure 117 26 $30
88307 Pathology examination of tissue using a microscope, moderately high complexity 51 23 $88
88342 Special stained specimen slides to examine tissue, initial procedure 47 33 $37
88305 Pathology examination of tissue using a microscope, intermediate complexity 28 16 $40
88360 Microscopic genetic analysis of tumor, manual 22 15 $45
88331 Pathology examination of specimen during surgery, first tissue block 20 16 $66

In context: peer comparison

Among 1 peers in Orange Neuropathology Physician, average services per provider: 47. This provider delivers 6.1× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Mari Perez-Rosendahl's medical specialty?
Dr. Mari Perez-Rosendahl practices Neuropathology Physician in Orange, CA.
Where does Dr. Mari Perez-Rosendahl practice?
Dr. Mari Perez-Rosendahl practices at 101 the City Dr S, Orange, CA 92868. Office phone: 7144566141.
What is Dr. Mari Perez-Rosendahl's NPI?
Dr. Mari Perez-Rosendahl's National Provider Identifier (NPI) is 1548620404, issued by NPPES.
Does Dr. Mari Perez-Rosendahl accept Medicare assignment?
Yes. Dr. Mari Perez-Rosendahl accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Mari Perez-Rosendahl commonly perform?
Top Medicare-reported procedures in 2023: Special stained specimen slides to examine tissue, each additional procedure (HCPCS 88341); Pathology examination of tissue using a microscope, moderately high complexity (HCPCS 88307); Special stained specimen slides to examine tissue, initial procedure (HCPCS 88342). Source: CMS Medicare Physician & Other Practitioners file.