Ancillary Services of Practice Associates PA
NPI 1144858408 · Diagnostic Radiology Physician · Morristown, NJ
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ancillary Services of Practice Associates PA is a Diagnostic Radiology Physician organization in Morristown, NJ (NPI 1144858408).
Provider details
- NPI number
- 1144858408
- Entity type
- Organization
- Primary specialty
- Diagnostic Radiology PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Steven Sheris, Svp Physician Enterprise(973) 630-8980
Specialties & taxonomies
Allopathic & Osteopathic Physicians
- Body Imaging Physician2085B0100X
Allopathic & Osteopathic Physicians
- Nuclear Radiology Physician2085N0904X
Allopathic & Osteopathic Physicians
- Pediatric Radiology Physician2085P0229X
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
- Diagnostic Ultrasound Physician2085U0001X
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
6 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
Other names (DBA / former)
- Doing business as
- Amg Radiology
Registry dates
- Enumerated
- 2020-03-31
- Last updated
- 2021-02-02
- Certified
- 2021-02-02
Frequently asked questions
- What is Ancillary Services of Practice Associates PA's NPI number?
- Ancillary Services of Practice Associates PA's National Provider Identifier (NPI) is 1144858408, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Ancillary Services of Practice Associates PA?
- Ancillary Services of Practice Associates PA is classified in the NPPES registry as Diagnostic Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is Ancillary Services of Practice Associates PA located?
- Ancillary Services of Practice Associates PA's practice location on file with NPPES is 100 Madison Ave, Morristown, NJ 07960-6136.
- What is Ancillary Services of Practice Associates PA's phone number?
- The practice phone number listed in the NPPES registry for Ancillary Services of Practice Associates PA is (973) 971-5000.
- Does Ancillary Services of Practice Associates PA accept Medicare?
- Ancillary Services of Practice 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 Ancillary Services of Practice Associates PA?
- The authorized official listed on Ancillary Services of Practice Associates PA's NPPES record is Steven Sheris, Svp Physician Enterprise. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Ancillary Services of Practice Associates PA's NPI active?
- Yes — Ancillary Services of Practice Associates PA's NPI (1144858408) is active in the NPPES registry as of the last update on 2021-02-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.