Advanced Ambulatory Anesthesiologists LLC
NPI 1336142249 · Specialist · Millburn, NJ
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Advanced Ambulatory Anesthesiologists LLC is a Specialist organization in Millburn, NJ (NPI 1336142249).
Provider details
- NPI number
- 1336142249
- Entity type
- Organization
- Primary specialty
- SpecialistOther Service Providers
- Organization subpart
- No
- Authorized official
- Richard Stillman, President(973) 405-0549
Specialties & taxonomies
Other Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
21 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
- 2005-05-24
- Last updated
- 2023-10-11
- Certified
- 2023-10-11
Frequently asked questions
- What is Advanced Ambulatory Anesthesiologists LLC's NPI number?
- Advanced Ambulatory Anesthesiologists LLC's National Provider Identifier (NPI) is 1336142249, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Advanced Ambulatory Anesthesiologists LLC?
- Advanced Ambulatory Anesthesiologists LLC is classified in the NPPES registry as Specialist (Other Service Providers).
- Where is Advanced Ambulatory Anesthesiologists LLC located?
- Advanced Ambulatory Anesthesiologists LLC's practice location on file with NPPES is 37 E Willow St, Millburn, NJ 07041-1416.
- What is Advanced Ambulatory Anesthesiologists LLC's phone number?
- The practice phone number listed in the NPPES registry for Advanced Ambulatory Anesthesiologists LLC is (973) 912-8111.
- Does Advanced Ambulatory Anesthesiologists LLC accept Medicare?
- Advanced Ambulatory Anesthesiologists LLC 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 Advanced Ambulatory Anesthesiologists LLC?
- The authorized official listed on Advanced Ambulatory Anesthesiologists LLC's NPPES record is Richard Stillman, President. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Advanced Ambulatory Anesthesiologists LLC's NPI active?
- Yes — Advanced Ambulatory Anesthesiologists LLC's NPI (1336142249) is active in the NPPES registry as of the last update on 2023-10-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.