Doctor profile · Federal record

Dr. Diana Treaba, M.D.

Anatomic Pathology Physician (CMS: Pathology) · Providence, RI

  • NPI 1750328902
  • Accepts Medicare
  • 33 yrs in practice
  • Female
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
593 Eddy St, Department of Pathology Apc-12
Providence, RI 029034923
(401) 793-4247
fax (401) 274-5154

Credentials & registration

NPPES · NUCC
NPI registered
May 2006 — 20 yrs on file
Profile last updated
July 8, 2007
Year of graduation
1993 — 33 yrs since
Specialty taxonomy
207ZP0101X — NUCC code
State license (1)
Rhode Island #MD11989
Medicaid
RI #7058359

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1750328902. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
2,556
Distinct HCPCS
10
Medicare allowed
$65,553
HCPCS Description Services Patients Avg allowed
88341 Special stained specimen slides to examine tissue, each additional procedure 830 74 $28
84165 Protein measurement, serum 749 547 $18
86334 Immunologic analysis technique on serum (immunofixation) 227 190 $18
88305 Pathology examination of tissue using a microscope, intermediate complexity 133 69 $37
84166 Protein measurement, body fluid 130 124 $18
88342 Special stained specimen slides to examine tissue, initial procedure 94 80 $35
88313 Special stained specimen slides to examine tissue including interpretation and report 74 42 $12
88188 Flow cytometry technique for dna or cell analysis, 9 to 15 markers 66 63 $62
88189 Flow cytometry technique for dna or cell analysis, 16 or more markers 40 37 $84
88108 Cell examination of specimen, concentration technique 39 34 $22

In context: peer comparison

Among 9 peers in Providence Anatomic Pathology Physician, average services per provider: 113. This provider delivers 23× the peer median.

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Diana Treaba's medical specialty?
Dr. Diana Treaba practices Anatomic Pathology Physician in Providence, RI.
Where does Dr. Diana Treaba practice?
Dr. Diana Treaba practices at 593 Eddy St, Providence, RI 029034923. Office phone: 4017934247.
What is Dr. Diana Treaba's NPI?
Dr. Diana Treaba's National Provider Identifier (NPI) is 1750328902, issued by NPPES.
Does Dr. Diana Treaba accept Medicare assignment?
Yes. Dr. Diana Treaba accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Diana Treaba commonly perform?
Top Medicare-reported procedures in 2023: Special stained specimen slides to examine tissue, each additional procedure (HCPCS 88341); Protein measurement, serum (HCPCS 84165); Immunologic analysis technique on serum (immunofixation) (HCPCS 86334). Source: CMS Medicare Physician & Other Practitioners file.