Emergency Service Associates PA
NPI 1558340562 · Emergency Medicine Physician · Salisbury, MD
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Emergency Service Associates PA is a Emergency Medicine Physician organization in Salisbury, MD (NPI 1558340562).
Provider details
- NPI number
- 1558340562
- Entity type
- Organization
- Primary specialty
- Emergency Medicine PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Jeffrey Greenwood, President(800) 456-4629
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
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.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-01-10
- Last updated
- 2014-09-23
Frequently asked questions
- What is Emergency Service Associates PA's NPI number?
- Emergency Service Associates PA's National Provider Identifier (NPI) is 1558340562, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Emergency Service Associates PA?
- Emergency Service Associates PA is classified in the NPPES registry as Emergency Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Emergency Service Associates PA located?
- Emergency Service Associates PA's practice location on file with NPPES is 100 E Carroll St, Salisbury, MD 21801-5422.
- What is Emergency Service Associates PA's phone number?
- The practice phone number listed in the NPPES registry for Emergency Service Associates PA is (410) 543-7100.
- Does Emergency Service Associates PA accept Medicare?
- Emergency Service Associates PA is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Who is the authorized official for Emergency Service Associates PA?
- The authorized official listed on Emergency Service Associates PA's NPPES record is Jeffrey Greenwood, President. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Emergency Service Associates PA's NPI active?
- Yes — Emergency Service Associates PA's NPI (1558340562) is active in the NPPES registry as of the last update on 2014-09-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.