Karla Perrizo, MD
NPI 1588840706 · Anatomic Pathology & Clinical Pathology Physician · Hattiesburg, MS
Enrolled with Medicare as Practitioner - Pathology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Karla Perrizo, MD is a Anatomic Pathology & Clinical Pathology Physician provider in Hattiesburg, MS (NPI 1588840706).
Provider details
- NPI number
- 1588840706
- Entity type
- Individual
- Primary specialty
- Anatomic Pathology & Clinical Pathology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- N1415 (TX)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
18 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
5 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
3,664 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Pathology Examination of Tissue Using a Microscope, Intermediate Complexity88305 | 1,591 | $34 |
| Pathology Examination of Tissue Using a Microscope, Intermediate Complexity88305 | 826 | $53 |
| Special Stained Specimen Slides to Examine Tissue, Each Additional Procedure88341 | 172 | $25 |
| Special Stained Specimen Slides to Examine Tissue, Initial Procedure88342 | 168 | $32 |
| Pathology Examination of Tissue Using a Microscope, Moderately High Complexity88307 | 116 | $74 |
| Pathology Examination of Tissue Using a Microscope, Moderately Low Complexity88304 | 112 | $10 |
Practice location
Mailing address
Additional practice locations (4)
- 2801 Franciscan DrBryan, TX 77802-2544Phone: (979) 776-3777
- 500 N Highland AveSherman, TX 75092-7354Phone: (601) 261-2587Fax: (601) 264-7426
- 305 N Highland AveSherman, TX 75092-7349Phone: (601) 261-2587Fax: (601) 264-7426
- 11104 W Airport BlvdStafford, TX 77477-3035Phone: (601) 261-2587Fax: (601) 264-7426
Registry dates
- Enumerated
- 2008-01-17
- Last updated
- 2026-02-19
- Certified
- 2026-02-19
Frequently asked questions
- What is Karla Perrizo's NPI number?
- Karla Perrizo's National Provider Identifier (NPI) is 1588840706, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Karla Perrizo's specialty?
- Karla Perrizo is listed in the NPPES registry with a primary specialty of Anatomic Pathology & Clinical Pathology Physician (Allopathic & Osteopathic Physicians).
- Where is Karla Perrizo located?
- Karla Perrizo's practice location on file with NPPES is 5052 W 4th St, Hattiesburg, MS 39402-1069.
- What is Karla Perrizo's phone number?
- The practice phone number listed in the NPPES registry for Karla Perrizo is (601) 261-2587.
- Does Karla Perrizo accept Medicare?
- Karla Perrizo is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Karla Perrizo's NPI active?
- Yes — Karla Perrizo's NPI (1588840706) is active in the NPPES registry as of the last update on 2026-02-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.