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CATHERINE NELL GALDUN M.D.
NPI 1275951840
Internal Medicine in Basking Ridge, NJ

Active since April 01, 2014PECOS EnrolledAccepts Medicare Assignment
92.91/100
CMS Quality Rating
136 MOUNTAINVIEW BLVD, BASKING RIDGE, NJ 07920(908) 542-3547(908) 522-2230 Get Directions Write a Review

NPPES record last updated: February 6, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Catherine Nell Galdun M.d. NPPES

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

CATHERINE NELL GALDUN M.D. (NPI 1275951840) is an individual internal medicine provider in Basking Ridge, New Jersey, licensed in New York (288936) and active in the NPI registry since April 2014. She is enrolled in Medicare PECOS, is affiliated with Overlook Medical Center, and is a graduate of Other (2014).

NPPES Registry Identity

NPI1275951840
Entity TypeIndividualFemale
Primary Taxonomy207R00000X
Provider Legal NameCATHERINE NELL GALDUNCredential: M.D.
Location Address136 MOUNTAINVIEW BLVDBasking Ridge, NJ 07920-3444
Mailing Address136 Mountainview BlvdBasking Ridge, NJ 07920-3444 · (908) 542-3547 · Fax (908) 522-2230
Phone(908) 542-3547
Fax(908) 522-2230
Sole ProprietorNo
Medical School CMSOtherGraduated 2014
Enumeration DateApril 1, 2014
Last NPPES UpdateFebruary 6, 2026
NPPES CertifiedFebruary 6, 2026
✔ NPI 1275951840 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
Licenses✔ Licensed in NY · 288936✔ Licensed in NJ · 25MA10142400
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
136 MOUNTAINVIEW BLVD, Basking Ridge, NJ 07920
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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

Catherine Nell Galdun 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 ID1456625201
PECOS Enrollment IDI20170919000126
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.
335 services134 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.
273 services148 patients
Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 99231
Follow-up hospital inpatient care is a daily service where a healthcare professional checks on your health progress during your hospital stay. Each session typically lasts 15 minutes, involving updates on your condition and adjustments to your treatment plan, if necessary.
151 services86 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.
16 services12 patients

Hospital Affiliations CMS Care Compare

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

Overlook Medical Center

Acute Care Hospitals · Summit, NJ
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number310051
Location99 Beauvoir AvenueSummit, NJ 07901 · Union County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 07920 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.

92.91/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality88.17
Improvement Activities40

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. HYONAH KIM MD
Radiology (Diagnostic Radiology)
136 MOUNTAINVIEW BLVD
BASKING RIDGE, NJ 07920
Somerset County (908) 542-3200
DR. JOHN PATRICK TIMONEY PHARMD
Pharmacist (Oncology)
136 MOUNTAINVIEW BLVD
BASKING RIDGE, NJ 07920
Somerset County (908) 542-3144
MS. SEETA VAIDEHI VERRON MSN, RN, MPH, BA
Nurse Practitioner (Family)
136 MOUNTAINVIEW BLVD
BASKING RIDGE, NJ 07920
Somerset County (908) 542-3129
MS. CARLY M OSBORNE FNP
Nurse Practitioner (Family)
136 MOUNTAINVIEW BLVD
BASKING RIDGE, NJ 07920
Somerset County (973) 542-3300
JANET COGSWELL RN, APN
Clinical Nurse Specialist (Oncology)
136 MOUNTAINVIEW BLVD
BASKING RIDGE, NJ 07920
Somerset County (908) 542-3000
DR. CLARE CHUI LING SUN MD
Internal Medicine (Hematology)
136 MOUNTAINVIEW BLVD
BASKING RIDGE, NJ 07920
Somerset County (908) 466-5980
AMULYA YALAMANCHILI MD
Radiology (Radiation Oncology)
136 MOUNTAINVIEW BLVD
BASKING RIDGE, NJ 07920
Somerset County (908) 466-5980
TARA AILEEN AUMENTA FNP-BC
Nurse Practitioner (Family)
136 MOUNTAINVIEW BLVD
BASKING RIDGE, NJ 07920
Somerset County (973) 668-8172

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 Catherine Galdun's NPI number?

The NPI number for Catherine Galdun is 1275951840. It was assigned to this individual provider in the NPPES registry on April 1, 2014.

Where is Catherine Galdun located?

Catherine Galdun practices at 136 Mountainview Blvd, Basking Ridge, NJ 07920. The listed phone number is (908) 542-3547.

What is Catherine Galdun's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Catherine Galdun enrolled in Medicare?

Yes. Catherine Galdun 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 Catherine Galdun affiliated with any hospitals?

According to CMS data, Catherine Galdun is affiliated with Overlook Medical Center.

When was this NPI record last updated?

The NPPES record for Catherine Galdun was last updated on February 6, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.