HANG PAK D.O.
NPI 1972638229
Anesthesiology in Livingston, NJ
About Hang Pak D.o. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
HANG PAK D.O. (NPI 1972638229) is an individual anesthesiology provider in Livingston, New Jersey, licensed in New Jersey (MB05559400) and active in the NPI registry since February 2007. He is enrolled in Medicare PECOS, is affiliated with Newark Beth Israel Medical Center, and is a graduate of Rowan University School Of Osteopathic Medicine (1988).
NPPES Registry Identity
Specialties & Licenses 4
Other Identifiers 3
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
Hang Pak D.o. 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
3Medicare enrollment records show Hang Pak reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Livingston, NJ 07039
- Reassigned Medicare billing, New Jersey enrollment
- 1,913 clinicians in this Medicare group
Newark, NJ 07112
- Reassigned Medicare billing, New Jersey enrollment
- 79 clinicians in this Medicare group
Elizabeth, NJ 07202
- Reassigned Medicare billing, New Jersey enrollment
- 1,894 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.
Areas of Expertise CMS Part B claims
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Hospital Affiliations CMS Care Compare
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Newark Beth Israel Medical Center
Acute Care Hospitals · Newark, NJOther Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
LIVINGSTON, NJ 07039
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 Hang Pak's NPI number?
The NPI number for Hang Pak is 1972638229. It was assigned to this individual provider in the NPPES registry on February 23, 2007.
Where is Hang Pak located?
Hang Pak practices at 200 S Orange Ave Suite 201, Livingston, NJ 07039. The listed phone number is (973) 322-7246.
What is Hang Pak's specialty?
The primary specialty registered for this NPI is Anesthesiology with taxonomy code 207L00000X.
Is Hang Pak enrolled in Medicare?
Yes. Hang Pak 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 Hang Pak's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Hang Pak reassigns Medicare benefits to 3 organizations: Rwjbh Observation Associates LLC (Livingston, NJ), Newark Beth Israel Medical Center Inc (Newark, NJ) and Barnabas Health Medical Group PC (Elizabeth, NJ). 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 Hang Pak's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Hang Pak affiliated with any hospitals?
According to CMS data, Hang Pak is affiliated with Newark Beth Israel Medical Center.
When was this NPI record last updated?
The NPPES record for Hang Pak was last updated on January 3, 2017. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 years 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.
# Hang Pak, D.O. · NPI 1972638229
Anesthesiology physician in Livingston, New Jersey. Individual provider, active in the CMS NPPES registry since February 23, 2007.
## Identity
- **NPI:** 1972638229 (Entity type: Individual)
- **Enumerated:** February 23, 2007
- **Primary specialty:** Anesthesiology · taxonomy 207L00000X
- **State license:** MB05559400 (New Jersey)
- **Sole proprietor:** No
## Practice location
- **Address:** 200 S ORANGE AVE, SUITE 201, Livingston, NJ 07039-5817
- **Phone:** (973) 322-7246 · **Fax:** (973) 322-7791
## 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:** 3 organizations under Medicare reassignment (form CMS-855R): Rwjbh Observation Associates LLC (NPI 1760095806, Livingston, NJ); Newark Beth Israel Medical Center Inc (NPI 1033210323, Newark, NJ); Barnabas Health Medical Group PC (NPI 1841557246, Elizabeth, NJ) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Rowan University School Of Osteopathic Medicine, class of 1988
## Record status
- **NPPES last updated:** January 3, 2017
- **Other identifiers:** Medicaid 5297702 (NJ); Medicare PIN 027580CNK (NJ); Medicare UPIN F25111 (NJ)
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Source: [NPI Profile](https://npiprofile.com/npi/1972638229) · Data from the CMS NPPES public registry.