DR. STEVEN JOHN LIM MD
NPI 1174082200
Internal Medicine - Pulmonary Disease in Chappaqua, NY
About Dr. Steven John Lim Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. STEVEN JOHN LIM MD (NPI 1174082200) is an individual pulmonary disease provider in Chappaqua, New York, licensed in New York (336146) and active in the NPI registry since March 2019. He is enrolled in Medicare PECOS, is affiliated with Northern Westchester Hospital, and is a graduate of Other (2019).
NPPES Registry Identity
Specialties & Licenses
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Dr. Steven John Lim Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignments
2Medicare enrollment records show Steven Lim reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Great Neck, NY 11021
- Reassigned Medicare billing, New York enrollment
- 9,353 clinicians in this Medicare group
Poughkeepsie, NY 12601
- Reassigned Medicare billing, New York enrollment
- 638 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Hospital Affiliations CMS Care Compare 2
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Northern Westchester Hospital
Acute Care Hospitals · Mount Kisco, NYPhelps Hospital
Acute Care Hospitals · Sleepy Hollow, NYPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 10514 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
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 Steven Lim's NPI number?
The NPI number for Steven Lim is 1174082200. It was assigned to this individual provider in the NPPES registry on March 18, 2019.
Where is Steven Lim located?
Steven Lim practices at 480 Bedford Rd, Chappaqua, NY 10514. The listed phone number is (914) 231-8420.
What is Steven Lim's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Pulmonary Disease, with taxonomy code 207RP1001X.
Is Steven Lim enrolled in Medicare?
Yes. Steven Lim is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organizations bill Medicare for Steven Lim's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Steven Lim reassigns Medicare benefits to 2 organizations: North Shore-Lij Medical PC (Great Neck, NY) and Nuvance Health Medical Practice PC (Poughkeepsie, NY). Each 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 Steven Lim's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Steven Lim affiliated with any hospitals?
According to CMS data, Steven Lim is affiliated with Northern Westchester Hospital and Phelps Hospital.
When was this NPI record last updated?
The NPPES record for Steven Lim was last updated on June 10, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 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.
# Dr. Steven John Lim, MD · NPI 1174082200
Pulmonary Disease physician in Chappaqua, New York. Individual provider, active in the CMS NPPES registry since March 18, 2019.
## Identity
- **NPI:** 1174082200 (Entity type: Individual)
- **Enumerated:** March 18, 2019
- **Primary specialty:** Internal Medicine - Pulmonary Disease · taxonomy 207RP1001X
- **State license:** 336146 (New York)
- **Sole proprietor:** No
## Practice location
- **Address:** 480 BEDFORD RD, Chappaqua, NY 10514-1715
- **Phone:** (914) 231-8420
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 2 organizations under Medicare reassignment (form CMS-855R): North Shore-Lij Medical PC (NPI 1053688572, Great Neck, NY); Nuvance Health Medical Practice PC (NPI 1437358033, Poughkeepsie, NY) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2019
## Record status
- **NPPES last updated:** June 10, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1174082200) · Data from the CMS NPPES public registry.