What is Borislav Alexiev's NPI number?

Borislav Alexiev's National Provider Identifier (NPI) is 1811031370, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Borislav Alexiev's specialty?

Borislav Alexiev is listed in the NPPES registry with a primary specialty of Anatomic Pathology Physician (Allopathic & Osteopathic Physicians).

Where is Borislav Alexiev located?

Borislav Alexiev's practice location on file with NPPES is 250 W Pratt St Ste 780, Baltimore, MD 21201-2470.

What is Borislav Alexiev's phone number?

The practice phone number listed in the NPPES registry for Borislav Alexiev is (667) 214-1608.

Does Borislav Alexiev accept Medicare?

Borislav Alexiev is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.

Is Borislav Alexiev's NPI active?

Yes — Borislav Alexiev's NPI (1811031370) is active in the NPPES registry as of the last update on 2015-04-06.

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Borislav Alexiev, MD

NPI 1811031370 · Anatomic Pathology Physician · Baltimore, MD

Borislav Alexiev, MD is a Anatomic Pathology Physician provider in Baltimore, MD (NPI 1811031370).

Provider details

NPI number: 1811031370
Entity type: Individual
Primary specialty: Anatomic Pathology PhysicianAllopathic & Osteopathic Physicians
Credential: MD
Sex: Male
Sole proprietor: No
License: 252924 (NY)

Practice location

250 W Pratt St Ste 780

Baltimore, MD 21201-2470

Phone: (667) 214-1608

Street-level locationGet directions

More MD providers

Mailing address

22 S Greene St

Baltimore, MD 21201-1544

Specialties & taxonomies

Anatomic Pathology PhysicianPrimary207ZP0101XLicense D0066609 (MD)
Allopathic & Osteopathic Physicians
Anatomic Pathology Physician207ZP0101XLicense 252924 (NY)
Allopathic & Osteopathic Physicians

Enrolled with Medicare as Practitioner - Pathology · source: CMS PECOS Public Provider Enrollment (2026.04.01)

Profile Score

Detailed profile(93/100 index)

A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.

Registry tenure28% of score
19 yrs in NPPES registry
Profile completeness28% of score
100% of core fields populated
Practice footprint17% of score
1 documented practice location
Medicare service volume (vs. specialty peers)28% of score
3,975 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	2,397	$37
Pathology Examination of Tissue Using a Microscope, Moderately High Complexity88307	380	$82
Special Stained Specimen Slides to Examine Tissue, Each Additional Procedure88341	298	$28
Special Stained Specimen Slides to Examine Tissue, Initial Procedure88342	198	$35
Pathology Examination of Specimen During Surgery, First Tissue Block88331	167	$61
Preparation of Tissue for Examination By Removing Any Calcium Present88311	85	$12

Enumerated: 2007-02-17
Last updated: 2015-04-06

Frequently asked questions

What is Borislav Alexiev's NPI number?: Borislav Alexiev's National Provider Identifier (NPI) is 1811031370, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
What is Borislav Alexiev's specialty?: Borislav Alexiev is listed in the NPPES registry with a primary specialty of Anatomic Pathology Physician (Allopathic & Osteopathic Physicians).
Where is Borislav Alexiev located?: Borislav Alexiev's practice location on file with NPPES is 250 W Pratt St Ste 780, Baltimore, MD 21201-2470.
What is Borislav Alexiev's phone number?: The practice phone number listed in the NPPES registry for Borislav Alexiev is (667) 214-1608.
Does Borislav Alexiev accept Medicare?: Borislav Alexiev is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
Is Borislav Alexiev's NPI active?: Yes — Borislav Alexiev's NPI (1811031370) is active in the NPPES registry as of the last update on 2015-04-06.

Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.

Provider details

Practice location

Mailing address

Specialties & taxonomies

Profile Score

What this provider does (Medicare)

Registry dates

Frequently asked questions

Specialties & taxonomies

Frequently asked questions

Profile Score

What this provider does (Medicare)