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RICHARD I STILLMAN M.D.
NPI 1194728030
Specialist in Millburn, NJ

Active since May 24, 2005PECOS Enrolled
37 E WILLOW ST, MILLBURN, NJ 07041(973) 912-8111 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Richard I Stillman M.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

RICHARD I STILLMAN M.D. (NPI 1194728030) is an individual specialist in Millburn, New Jersey, licensed in New Jersey (MA 054103) and active in the NPI registry since May 2005. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1194728030
Entity TypeIndividualMale
Primary Taxonomy174400000X
Provider Legal NameRICHARD I STILLMANCredential: M.D.
Location Address37 E WILLOW STMillburn, NJ 07041-1416
Mailing AddressPo Box 15275Newark, NJ 07192-5275 · (201) 804-2800
Phone(973) 912-8111
Sole ProprietorNo
Enumeration DateMay 24, 2005
Last NPPES UpdateJuly 13, 2026
✔ NPI 1194728030 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySpecialistOther Service Providers
Taxonomy Code174400000X
License✔ Licensed in NJ · MA 054103
Definition
An individual educated and trained in an applied knowledge discipline used in the performance of work at a level requiring knowledge and skills beyond or apart from that provided by a general education or liberal arts degree.
37 E WILLOW ST, Millburn, NJ 07041
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Other Identifiers 1

Medicaid4510500NJ

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Oscar Health.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Richard I Stillman M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignment

Medicare enrollment records show Richard Stillman reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Advanced Ambulatory Anesthesiologists LLC
Same address
Specialist
37 E WILLOW ST
Millburn, NJ 07041
  • Reassigned Medicare billing, New Jersey enrollment
  • 11 clinicians in this Medicare group
NPI 1336142249 (973) 912-8111

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Other Providers at the Same Location NPPES 3

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

SURGICAL CENTER AT MILLBURN, LLC
Clinic/Center (Ambulatory Surgical)
37 E WILLOW ST
MILLBURN, NJ 07041
Essex County (973) 912-8111
ADVANCED AMBULATORY ANESTHESIOLOGISTS LLC
Specialist
37 E WILLOW ST
MILLBURN, NJ 07041
Essex County (973) 912-8111
TEAMMD AT MILLBURN LLC
Clinic/Center (Ambulatory Surgical)
37 E WILLOW ST
MILLBURN, NJ 07041
Essex County (973) 821-3387

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Richard Stillman's NPI number?

The NPI number for Richard Stillman is 1194728030. It was assigned to this individual provider in the NPPES registry on May 24, 2005.

Where is Richard Stillman located?

Richard Stillman practices at 37 E Willow St, Millburn, NJ 07041. The listed phone number is (973) 912-8111.

What is Richard Stillman's specialty?

The primary specialty registered for this NPI is Specialist with taxonomy code 174400000X.

Is Richard Stillman enrolled in Medicare?

Yes. Richard Stillman is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Richard Stillman's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Richard Stillman reassigns Medicare benefits to Advanced Ambulatory Anesthesiologists LLC (Millburn, NJ). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Richard Stillman's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Richard Stillman accept?

Health plans from Oscar Health list Richard Stillman as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Richard Stillman was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.