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GIGI DIAMOND M.D.
NPI 1295757359
Internal Medicine - Infectious Disease in Livingston, NJ

Active since July 24, 2006PECOS EnrolledAccepts Medicare Assignment
349 E NORTHFIELD RD, SUITE 200, LIVINGSTON, NJ 07039(973) 597-0900(973) 597-0910 Get Directions Write a Review

NPPES record last updated: December 4, 2009. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Gigi Diamond M.d. NPPES

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

GIGI DIAMOND M.D. (NPI 1295757359) is an individual infectious disease provider in Livingston, New Jersey, licensed in New Jersey (MA045093) and active in the NPI registry since July 2006. She is enrolled in Medicare PECOS, is affiliated with Cooperman Barnabas Medical Center, and is a graduate of Other (1982).

NPPES Registry Identity

NPI1295757359
Entity TypeIndividualFemale
Primary Taxonomy207RI0200X
Provider Legal NameGIGI DIAMONDCredential: M.D.
Location Address349 E NORTHFIELD RD, SUITE 200Livingston, NJ 07039-4802
Mailing Address349 E Northfield Rd, Suite 200Livingston, NJ 07039-4802 · (973) 597-0900 · Fax (973) 597-0910
Phone(973) 597-0900
Fax(973) 597-0910
Sole ProprietorNo
Medical School CMSOtherGraduated 1982
Enumeration DateJuly 24, 2006
Last NPPES UpdateDecember 4, 2009
✔ NPI 1295757359 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Infectious DiseaseAllopathic & Osteopathic Physicians
Taxonomy Code207RI0200X
License✔ Licensed in NJ · MA045093
Definition

An internist who deals with infectious diseases of all types and in all organ systems. Conditions requiring selective use of antibiotics call for this special skill. This physician often diagnoses and treats AIDS patients and patients with fevers which have not been explained. Infectious disease specialists may also have expertise in preventive medicine and travel medicine.

349 E NORTHFIELD RD, Livingston, NJ 07039
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Other Identifiers 2

Medicare PIN679182NT1NJ
Medicare UPINE95012NJ

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Gigi Diamond M.d. 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.

PECOS PAC ID4385827930
PECOS Enrollment IDI20110322000396
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.

Areas of Expertise CMS Part B claims 4

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.

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 99232
Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.
611 services112 patients
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 99223
Initial hospital inpatient care per day, typically 70 minutes, refers to the daily medical service provided to patients admitted to the hospital. This includes a comprehensive evaluation, diagnosis, treatment plan, and monitoring of your health condition. It ensures your well-being during your hospital stay.
135 services113 patients
Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
36 services20 patients
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 99233
Follow-up hospital inpatient care per day typically involves a 35-minute check-up by your healthcare provider. This service includes monitoring your health progress, adjusting your treatment plan if needed, and answering any questions you may have about your condition or care.
27 services21 patients

Hospital Affiliations CMS Care Compare

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Cooperman Barnabas Medical Center

Acute Care Hospitals · Livingston, NJ
2/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number310076
Location94 Old Short Hills RoadLivingston, NJ 07039 · Essex County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 07039 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$144.86 typical visit price
range $63.84 – $190.92
Typical copayment $36.21 (range $15.96 – $47.73)
Most-billed visit code 99204
Established Patient
$111.57 typical visit price
range $20.97 – $155.92
Typical copayment $27.89 (range $5.24 – $38.98)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

Reported Quality Measures

HIV Medical Visit Frequency
Percentage of patients, regardless of age with a diagnosis of HIV who had at least one medical visit in each 6 month period of the 24 month measurement period, with a minimum of 60 days between medical visits
43%157 patients2/55-star benchmark: 97%
Providers report different measures because they deliver different services; reporting more or less information is not a reflection of quality. Star ratings appear only where CMS assigned them.

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.

FOOT CARE OF LIVINGSTON PC
Podiatrist
349 E NORTHFIELD RD, LOWER LEVEL 6
LIVINGSTON, NJ 07039
Essex County (973) 992-9214
LOUIS RIZIO III MD PA
Orthopaedic Surgery
349 E NORTHFIELD RD, SUITE 120
LIVINGSTON, NJ 07039
Essex County (973) 758-1078
SUZANNE M HESS N.P.
Nurse Practitioner (Adult Health)
349 E NORTHFIELD RD, SUITE 200
LIVINGSTON, NJ 07039
Essex County (973) 597-0900
THE GLAUCOMA CARE CENTER OF NEW JERSEY INC
Ophthalmology
349 E NORTHFIELD RD
LIVINGSTON, NJ 07039
Essex County (973) 992-8000
DR. MICHAEL GUTKIN M.D.
Internal Medicine (Nephrology)
349 E NORTHFIELD RD, SUITE 202
LIVINGSTON, NJ 07039
Essex County (973) 597-1107
DR. JAMES ANDREW ROMMER MD
Internal Medicine
349 E NORTHFIELD RD
LIVINGSTON, NJ 07039
Essex County (973) 992-2227
DR. AZARIY YUSUPOV DDS
Dentist (Orthodontics and Dentofacial Orthopedics)
349 E NORTHFIELD RD, SUITE 207
LIVINGSTON, NJ 07039
Essex County (973) 535-4300
LIVINGSTON VITREO RETINAL ASSOCIATES, PA
Ophthalmology
349 E NORTHFIELD RD, SUITE 100
LIVINGSTON, NJ 07039
Essex County (973) 716-0123

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 Gigi Diamond's NPI number?

The NPI number for Gigi Diamond is 1295757359. It was assigned to this individual provider in the NPPES registry on July 24, 2006.

Where is Gigi Diamond located?

Gigi Diamond practices at 349 E Northfield Rd Suite 200, Livingston, NJ 07039. The listed phone number is (973) 597-0900.

What is Gigi Diamond's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Infectious Disease, with taxonomy code 207RI0200X.

Is Gigi Diamond enrolled in Medicare?

Yes. Gigi Diamond 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.

Is Gigi Diamond affiliated with any hospitals?

According to CMS data, Gigi Diamond is affiliated with Cooperman Barnabas Medical Center.

When was this NPI record last updated?

The NPPES record for Gigi Diamond was last updated on December 4, 2009. NPI Profile syncs with the weekly NPPES data releases published by CMS.