What is Leslie Sobin's NPI number?

Leslie Sobin's National Provider Identifier (NPI) is 1821073255, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Leslie Sobin's specialty?

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

Where is Leslie Sobin located?

Leslie Sobin's practice location on file with NPPES is 8403 Colesville Rd, Silver Spring, MD 20910-6331.

What is Leslie Sobin's phone number?

The practice phone number listed in the NPPES registry for Leslie Sobin is (877) 234-7522.

Is Leslie Sobin's NPI active?

Yes — Leslie Sobin's NPI (1821073255) is active in the NPPES registry as of the last update on 2009-12-18.

IndividualActive

Leslie Sobin, MD

NPI 1821073255 · Anatomic Pathology Physician · Silver Spring, MD

Leslie Sobin, MD is a Anatomic Pathology Physician provider in Silver Spring, MD (NPI 1821073255).

Provider details

NPI number: 1821073255
Entity type: Individual
Primary specialty: Anatomic Pathology PhysicianAllopathic & Osteopathic Physicians
Credential: MD
Sex: Male
Sole proprietor: No
License: MD034257 (DC)

Practice location

8403 Colesville Rd

Suite 1600

Silver Spring, MD 20910-6331

Phone: (877) 234-7522

Fax: (804) 836-1389

Street-level locationGet directions

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Mailing address

8403 Colesville Rd

Silver Spring, MD 20910-6331

Specialties & taxonomies

Anatomic Pathology PhysicianPrimary207ZP0101XLicense MD034257 (DC)
Allopathic & Osteopathic Physicians

Profile Score

Detailed profile(91/100 index)

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

Registry tenure38% of score
20 yrs in NPPES registry
Profile completeness38% of score
100% of core fields populated
Practice footprint23% of score
1 documented practice location

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.

Enumerated: 2005-12-08
Last updated: 2009-12-18

Frequently asked questions

What is Leslie Sobin's NPI number?: Leslie Sobin's National Provider Identifier (NPI) is 1821073255, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
What is Leslie Sobin's specialty?: Leslie Sobin is listed in the NPPES registry with a primary specialty of Anatomic Pathology Physician (Allopathic & Osteopathic Physicians).
Where is Leslie Sobin located?: Leslie Sobin's practice location on file with NPPES is 8403 Colesville Rd, Silver Spring, MD 20910-6331.
What is Leslie Sobin's phone number?: The practice phone number listed in the NPPES registry for Leslie Sobin is (877) 234-7522.
Is Leslie Sobin's NPI active?: Yes — Leslie Sobin's NPI (1821073255) is active in the NPPES registry as of the last update on 2009-12-18.

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

Registry dates

Frequently asked questions

Specialties & taxonomies

Profile Score

Frequently asked questions