JI-SUK KRISTEN YOO D.O.
NPI 1275890964
Neurological Surgery in Littleton, NH

Active since April 18, 2012PECOS EnrolledAccepts Medicare Assignment
76.01/100
CMS Quality Rating
580 SAINT JOHNSBURY RD STE B, LITTLETON, NH 03561(603) 308-1472(603) 640-1228 Get Directions Write a Review

NPPES record last updated: December 16, 2025. Verified against the NPPES registry weekly; last sync: July 26, 2026.

Record update history: Dec 16, 2025, Sep 8, 2023, Nov 4, 2021 and 1 more (4 updates tracked since 2017).

About Ji-suk Kristen Yoo D.o. NPPES

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

JI-SUK KRISTEN YOO D.O. (NPI 1275890964) is an individual neurological surgery provider in Littleton, New Hampshire, licensed in New Hampshire (24480) and active in the NPI registry since April 2012. She is enrolled in Medicare PECOS, is affiliated with Mary Hitchcock Memorial Hospital, and maintains a secondary practice location in Newark.

NPPES Registry Identity

NPI1275890964
Entity TypeIndividualFemale
Primary Taxonomy207T00000X
Provider Legal NameJI-SUK KRISTEN YOOCredential: D.O.
Location Address580 SAINT JOHNSBURY RD STE BLittleton, NH 03561-3437
Mailing AddressPo Box 810Hanover, NH 03755-0810 · (603) 308-1472
Fax(603) 640-1228
Sole ProprietorNo
Medical School CMSOtherGraduated 2011
Enumeration DateApril 18, 2012
Last NPPES UpdateDecember 16, 20254 updates tracked since enumeration
NPPES CertifiedDecember 16, 2025
NPI 1275890964 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

Primary SpecialtyNeurological SurgeryAllopathic & Osteopathic Physicians
Taxonomy Code207T00000X
Licenses Licensed in NH · 24480 Licensed in NJ · 25MB09972300 Licensed in PA · OS018733
Definition

A neurological surgeon provides the operative and non-operative management (i.e., prevention, diagnosis, evaluation, treatment, critical care, and rehabilitation) of disorders of the central, peripheral, and autonomic nervous systems, including their supporting structures and vascular supply; the evaluation and treatment of pathological processes which modify function or activity of the nervous system; and the operative and non-operative management of pain. A neurological surgeon treats patients with disorders of the nervous system; disorders of the brain, meninges, skull, and their blood supply, including the extracranial carotid and vertebral arteries; disorders of the pituitary gland; disorders of the spinal cord, meninges, and vertebral column, including those which may require treatment by spinal fusion or instrumentation; and disorders of the cranial and spinal nerves throughout their distribution.

580 SAINT JOHNSBURY RD STE B, Littleton, NH 03561

Secondary Practice Location 1

Location 190 Bergen St Ste 8100Newark, NJ 07103-2425 · Phone (973) 972-2323

Accepted Insurance

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

Ji-suk Kristen Yoo 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.

PECOS PAC ID8729359658
PECOS Enrollment IDI20231011003981
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.

Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more 99215
This service involves a follow-up appointment for existing patients, lasting between 40 to 54 minutes. During this time, your healthcare provider will assess your current health status, discuss any changes or concerns, review your treatment plan, and answer any questions you may have.
30 services26 patients
New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more 99205
This is a first-time patient visit where a healthcare professional spends 60-74 minutes with you. It involves a comprehensive evaluation, including your medical history and current health condition. They'll also advise on preventive health measures and formulate a treatment plan if needed.
26 services26 patients
Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more 99215
This service involves a follow-up appointment for existing patients, lasting between 40 to 54 minutes. During this time, your healthcare provider will assess your current health status, discuss any changes or concerns, review your treatment plan, and answer any questions you may have.
26 services23 patients
New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more 99205
This is a first-time patient visit where a healthcare professional spends 60-74 minutes with you. It involves a comprehensive evaluation, including your medical history and current health condition. They'll also advise on preventive health measures and formulate a treatment plan if needed.
14 services14 patients

Hospital Affiliations CMS Care Compare 5

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

Mary Hitchcock Memorial Hospital

Acute Care Hospitals · Lebanon, NH
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number300003
Location1 Medical Center DriveLebanon, NH 03756 · Grafton County
Emergency services Birthing friendly

Upper Connecticut Valley Hospital

Critical Access Hospitals · Colebrook, NH
OwnershipVoluntary non-profit - Private
CMS Certification Number301300
Location181 Corliss LaneColebrook, NH 03576 · Coos County
Emergency services

Littleton Regional Healthcare

Critical Access Hospitals · Littleton, NH
2/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number301302
Location600 St Johnsbury RoadLittleton, NH 03561 · Grafton County
Emergency services

Weeks Medical Center

Critical Access Hospitals · Lancaster, NH
OwnershipVoluntary non-profit - Private
CMS Certification Number301303
Location173 Middle StreetLancaster, NH 03584 · Coos County
Emergency services

Northeastern Vermont Regional Hospital

Critical Access Hospitals · Saint Johnsbury, VT
1/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number471303
Location1315 Hospital DriveSaint Johnsbury, VT 05819 · Caledonia County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 03561 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
$132.09 typical visit price
range $57.75 – $174.26
Typical copayment $33.02 (range $14.43 – $43.56)
Most-billed visit code 99204
Established Patient
$71.85 typical visit price
range $18.70 – $142.15
Typical copayment $17.96 (range $4.67 – $35.53)
Most-billed visit code 99213
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.

76.01/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality65.31
Promoting Interoperability100
Improvement Activities40
Cost54.74

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 Ji-suk Yoo's NPI number?

The NPI number for Ji-suk Yoo is 1275890964. It was assigned to this individual provider in the NPPES registry on April 18, 2012.

Where is Ji-suk Yoo located?

Ji-suk Yoo practices at 580 Saint Johnsbury Rd Ste B, Littleton, NH 03561. The listed phone number is (603) 308-1472.

What is Ji-suk Yoo's specialty?

The primary specialty registered for this NPI is Neurological Surgery with taxonomy code 207T00000X.

Is Ji-suk Yoo enrolled in Medicare?

Yes. Ji-suk Yoo 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.

What insurance does Ji-suk Yoo accept?

Health plans from Anthem Blue Cross and Blue Sheld, Anthem Blue Cross and Blue Shield and Harvard Pilgrim Health Care list Ji-suk Yoo 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.

Is Ji-suk Yoo affiliated with any hospitals?

According to CMS data, Ji-suk Yoo is affiliated with Mary Hitchcock Memorial Hospital, Upper Connecticut Valley Hospital, Littleton Regional Healthcare, Weeks Medical Center and Northeastern Vermont Regional Hospital.

When was this NPI record last updated?

The NPPES record for Ji-suk Yoo was last updated on December 16, 2025. NPI Profile syncs with the weekly NPPES data releases published by CMS.