MR. PETER UNGJO BAIK D.O.
NPI 1003063173
Thoracic Surgery (Cardiothoracic Vascular Surgery) in Reno, NV

Q: What is Peter Baik's NPI number?

The NPI number for Peter Baik is 1003063173. It was assigned to this individual provider in the NPPES registry on August 20, 2008.

Q: What is Peter Baik's specialty?

The primary specialty registered for this NPI is Thoracic Surgery (Cardiothoracic Vascular Surgery) with taxonomy code 208G00000X.

Q: When was this NPI record last updated?

The NPPES record for Peter Baik was last updated on January 28, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 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.

Active since August 20, 2008PECOS EnrolledAccepts Medicare Assignment

75 PRINGLE WAY STE 900, RENO, NV 89502(775) 982-6270(775) 982-6271 Get Directions Write a Review

NPPES record last updated: January 28, 2026. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Jan 28, 2026, Jan 5, 2024, Aug 13, 2021 (3 updates tracked since 2021).

On this page

About Mr. Peter Ungjo Baik D.o. NPPES

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

MR. PETER UNGJO BAIK D.O. (NPI 1003063173) is an individual thoracic surgery (cardiothoracic vascular surgery) provider in Reno, Nevada, licensed in Arizona (007606) and active in the NPI registry since August 2008. He is enrolled in Medicare PECOS, is affiliated with Midwestern Region Med Center, Inc, and is a graduate of Other (2005).

NPPES Registry Identity

NPI1003063173

Entity TypeIndividualMale

Primary Taxonomy208G00000X

Provider Legal NameMR. PETER UNGJO BAIKCredential: D.O.

Location Address75 PRINGLE WAY STE 900Reno, NV 89502-1464

Mailing Address1155 Mill St # M14Reno, NV 89502-1576 · (775) 982-6270 · Fax (775) 982-6271

Phone(775) 982-6270

Fax(775) 982-6271

Sole ProprietorNo

Medical School CMSOtherGraduated 2005

Enumeration DateAugust 20, 2008

Last NPPES UpdateJanuary 28, 20263 updates tracked since enumeration

NPPES CertifiedJanuary 28, 2026

✔ NPI 1003063173 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyThoracic Surgery (Cardiothoracic Vascular Surgery)Allopathic & Osteopathic Physicians

Taxonomy Code208G00000X

Licenses✔ Licensed in AZ · 007606✔ Licensed in NV · CL0446

Definition

A thoracic surgeon provides the operative, perioperative and critical care of patients with pathologic conditions within the chest. Included is the surgical care of coronary artery disease, cancers of the lung, esophagus and chest wall, abnormalities of the trachea, abnormalities of the great vessels and heart valves, congenital anomalies, tumors of the mediastinum and diseases of the diaphragm. The management of the airway and injuries of the chest is within the scope of the specialty.

75 PRINGLE WAY STE 900, Reno, NV 89502

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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Arizona Complete Health, Ambetter Health, Molina Healthcare and more.Insurance ›

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

Mr. Peter Ungjo Baik 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 ID9234370313

PECOS Enrollment IDI20170802003760, I20181208000463, I20260213003235

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 Reassignments

Medicare enrollment records show Peter Baik reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Community Care Services LLC

Same address

Rheumatology

75 PRINGLE WAY STE 701
Reno, NV 89502

Reassigned Medicare billing, Nevada enrollment
735 clinicians in this Medicare group

NPI 1194296632 (775) 982-5000

City Of Hope Medical Group Of Arizona LLC

588 mi

Medical Oncology

14200 CELEBRATE LIFE WAY
Goodyear, AZ 85338

Reassigned Medicare billing, Arizona enrollment
359 clinicians in this Medicare group

NPI 1609026806 (847) 746-4333

City Of Hope Medical Group Of Illinois PLLC

1,674 mi

Specialist

2520 ELISHA AVE
Zion, IL 60099

Reassigned Medicare billing, Illinois enrollment
253 clinicians in this Medicare group

NPI 1548258072 (847) 746-4358

City Of Hope Medical Group Of Georgia LLC

1,984 mi

Internal Medicine

600 CELEBRATE LIFE PARKWAY
Newnan, GA 30265

Reassigned Medicare billing, Georgia enrollment
448 clinicians in this Medicare group

NPI 1447520333 (847) 746-4333

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 6

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.

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 straightforward medical decision making, if using time, 10 minutes or more 99212

This is a routine check-up for patients who have previously seen the doctor. During this 10-19 minute visit, the doctor will review your health status, discuss any concerns, and manage ongoing treatments or medications. It's a chance to ensure your health is on track.

21 services14 patients

Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213

This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.

20 services17 patients

Removal of lymph nodes of chest cavity using an endoscope 32674

This procedure involves using a thin, flexible tube with a light and camera, known as an endoscope, to access and remove lymph nodes in the chest cavity. It's a minimally invasive method, which can help in diagnosing or treating certain conditions.

16 services16 patients

New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204

This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.

16 services16 patients

Initial removal of wedge of lung tissue using an endoscope 32666

This procedure involves the use of an endoscope, a thin tube with a light and camera, to view and remove a small wedge of lung tissue. It's performed to diagnose or treat lung conditions. The process is minimally invasive, reducing recovery time.

12 services12 patients

Hospital Affiliations CMS Care Compare 3

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

Midwestern Region Med Center, Inc

Acute Care Hospitals · Zion, IL

5/5 CMS rating

OwnershipProprietary

CMS Certification Number140100

Location2520 Elisha AvenueZion, IL 60099 · Lake County

Emergency services

Renown Regional Medical Center

Acute Care Hospitals · Reno, NV

2/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number290001

Location1155 Mill StreetReno, NV 89502 · Washoe County

Emergency services Birthing friendly

Renown South Meadows Medical Center

Acute Care Hospitals · Reno, NV

3/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number290049

Location10101 Double R BlvdReno, NV 89521 · Washoe County

Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 89502 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

$173.24 typical visit price

range $57.07 – $173.24

Typical copayment $43.31 (range $14.26 – $43.31)

Most-billed visit code 99205

Established Patient

$71.14 typical visit price

range $18.27 – $140.96

Typical copayment $17.78 (range $4.56 – $35.24)

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.

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. ANDREW CHARLES ESPOSITO MD

Surgery