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DR. MAHMOOD MOSADDEGHI M.D.
NPI 1659338408
Anesthesiology in Somerset, NJ

Active since April 26, 2006PECOS Enrolled
285 DAVIDSON AVE, SUITE 204, SOMERSET, NJ 08873(732) 271-1400(732) 271-3543 Get Directions Write a Review

NPPES record last updated: May 1, 2013. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Dr. Mahmood Mosaddeghi M.d. NPPES

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

DR. MAHMOOD MOSADDEGHI M.D. (NPI 1659338408) is an individual anesthesiology provider in Somerset, New Jersey, licensed in New Jersey (MA67669) and active in the NPI registry since April 2006. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1659338408
Entity TypeIndividualMale
Primary Taxonomy207L00000X
Provider Legal NameDR. MAHMOOD MOSADDEGHICredential: M.D.
Location Address285 DAVIDSON AVE, SUITE 204Somerset, NJ 08873-4153
Mailing Address285 Davidson Ave, Suite 204Somerset, NJ 08873-4153 · (732) 271-1400 · Fax (732) 271-3543
Phone(732) 271-1400
Fax(732) 271-3543
Sole ProprietorNo
Enumeration DateApril 26, 2006
Last NPPES UpdateMay 1, 2013
✔ NPI 1659338408 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyAnesthesiologyAllopathic & Osteopathic Physicians
Taxonomy Code207L00000X
License✔ Licensed in NJ · MA67669
Definition
An anesthesiologist is trained to provide pain relief and maintenance, or restoration, of a stable condition during and immediately following an operation or an obstetric or diagnostic procedure. The anesthesiologist assesses the risk of the patient undergoing surgery and optimizes the patient's condition prior to, during and after surgery. In addition to these management responsibilities, the anesthesiologist provides medical management and consultation in pain management and critical care medicine. Anesthesiologists diagnose and treat acute, long-standing and cancer pain problems; diagnose and treat patients with critical illnesses or severe injuries; direct resuscitation in the care of patients with cardiac or respiratory emergencies, including the need for artificial ventilation; and supervise post-anesthesia recovery.
Also ListedAnesthesiology · Pain MedicineTaxonomy 207LP2900X · License MA06766900 (NJ)
285 DAVIDSON AVE, Somerset, NJ 08873
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Other Identifiers 3

Medicare UPING896895
Medicaid7742207NJ
Other023764NJ · Medicare Ptan

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)

Dr. Mahmood Mosaddeghi 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 Mahmood Mosaddeghi reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Rwjbh Observation Associates LLC
20 mi
Emergency Medicine
94 OLD SHORT HILLS RD
Livingston, NJ 07039
  • Reassigned Medicare billing, New Jersey enrollment
  • 1,913 clinicians in this Medicare group
NPI 1760095806 (888) 724-7123

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 5

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.

Anesthesia for injection, drainage or aspiration procedures on spine or spinal cord of lower back accessed through skin using imaging guidance 01938
This procedure involves using anesthesia to numb your lower back for certain procedures like injections, drainage, or aspiration on your spine or spinal cord. Imaging guidance is used to accurately locate the area to be treated, ensuring precision and safety.
33 services33 patients
Anesthesia for x-ray or radiation therapy 01922
Anesthesia for x-ray or radiation therapy involves administering medication to help you relax or sleep during the procedure. It's used to ensure comfort, minimize movement, and reduce anxiety. The type of anesthesia used depends on the procedure and patient's health.
13 services13 patients
Anesthesia for exam of colon using an endoscope 00812
Anesthesia for a colon examination with an endoscope is a method used to ensure comfort during the procedure. It involves administering medication to help you relax or sleep, thus reducing discomfort as the endoscope, a thin, flexible tube, is navigated through your colon.
11 services11 patients
Anesthesia for nerve block and injection procedure, prone position 01992
Anesthesia for nerve block and injection is a procedure to numb specific areas, reducing pain. You'll be positioned face-down (prone) for optimal access to the treatment area. The anesthetic is injected near the nerve, blocking pain signals to the brain.
11 services11 patients
Injection of anesthetic agent and/or steroid into arm nerve bundle (brachial plexus) 64415
This procedure involves injecting a numbing agent or steroid into your arm's nerve bundle. It's done to manage pain or inflammation. The injection helps block nerve signals that cause discomfort, providing relief. It's a safe, common procedure.
11 services11 patients

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.

DR. JOHN S WALKER D.O.
Anesthesiology
285 DAVIDSON AVE, SUITE 204
SOMERSET, NJ 08873
Somerset County (732) 271-1400
DR. DANIELA E CEAN DO
Anesthesiology (Pediatric Anesthesiology)
285 DAVIDSON AVE, SUITE 204
SOMERSET, NJ 08873
Somerset County (732) 271-1400
MRS. EVANTHE LUCILLE GOINS CRNA
Nurse Anesthetist, Certified Registered
285 DAVIDSON AVE, STE 204
SOMERSET, NJ 08873
Somerset County (732) 271-1400
DR. RAVI VENKATA GANGAVALLI MD
Anesthesiology
285 DAVIDSON AVE, SUITE 204
SOMERSET, NJ 08873
Somerset County (732) 271-1400
DR. RICHARD ZANE COTTRILL M.D.
Anesthesiology
285 DAVIDSON AVE, SUITE 204
SOMERSET, NJ 08873
Somerset County (732) 271-1400
DR. JOSEPH MARGIOTTA M.D.
Anesthesiology
285 DAVIDSON AVE, SUITE 204
SOMERSET, NJ 08873
Somerset County (732) 271-1400
DR. MUSCU M REDDY M.D.
Anesthesiology
285 DAVIDSON AVE, ACNJ - THIRD FLOOR
SOMERSET, NJ 08873
Somerset County (732) 271-1400
DR. JIEUN SUSANA CHOI M.D.
Anesthesiology
285 DAVIDSON AVE, SUITE 204
SOMERSET, NJ 08873
Somerset County (732) 271-1400

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 Mahmood Mosaddeghi's NPI number?

The NPI number for Mahmood Mosaddeghi is 1659338408. It was assigned to this individual provider in the NPPES registry on April 26, 2006.

Where is Mahmood Mosaddeghi located?

Mahmood Mosaddeghi practices at 285 Davidson Ave Suite 204, Somerset, NJ 08873. The listed phone number is (732) 271-1400.

What is Mahmood Mosaddeghi's specialty?

The primary specialty registered for this NPI is Anesthesiology with taxonomy code 207L00000X.

Is Mahmood Mosaddeghi enrolled in Medicare?

Yes. Mahmood Mosaddeghi is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Mahmood Mosaddeghi's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Mahmood Mosaddeghi reassigns Medicare benefits to Rwjbh Observation Associates LLC (Livingston, 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 Mahmood Mosaddeghi's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Mahmood Mosaddeghi accept?

Health plans from Oscar Health list Mahmood Mosaddeghi 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 Mahmood Mosaddeghi was last updated on May 1, 2013. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 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.