NATHAN LIANG
NPI 1124314893
Surgery - Vascular Surgery in Pittsburgh, PA

Q: What is Nathan Liang's NPI number?

The NPI number for Nathan Liang is 1124314893. It was assigned to this individual provider in the NPPES registry on June 21, 2011.

Q: What is Nathan Liang's specialty?

The primary specialty registered for this NPI is Surgery, specializing in Vascular Surgery, with taxonomy code 2086S0129X.

Q: When was this NPI record last updated?

The NPPES record for Nathan Liang was last updated on March 25, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.

Active since June 21, 2011PECOS EnrolledAccepts Medicare Assignment

73.64/100

CMS Quality Rating

200 LOTHROP ST # A-1017, SUITE 307, PITTSBURGH, PA 15213(412) 802-3031 Get Directions Write a Review

NPPES record last updated: March 25, 2021. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Mar 25, 2021, Mar 20, 2019 (2 updates tracked since 2019).

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About Nathan Liang NPPES

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

NATHAN LIANG (NPI 1124314893) is an individual vascular surgery provider in Pittsburgh, Pennsylvania, licensed in Pennsylvania (MD452229) and active in the NPI registry since June 2011. He is enrolled in Medicare PECOS, is affiliated with Upmc Presbyterian Shadyside, and is a graduate of Texas A & M University System, Hsc, College Of Medicine (2011).

NPPES Registry Identity

NPI1124314893

Entity TypeIndividualMale

Primary Taxonomy2086S0129X

Provider Legal NameNATHAN LIANG

Location Address200 LOTHROP ST # A-1017, SUITE 307Pittsburgh, PA 15213-2536

Mailing Address200 Lothrop St, A-1017Pittsburgh, PA 15213-2536

Phone(412) 802-3031

Sole ProprietorNo

Medical School CMSTexas A & M University System, Hsc, College Of MedicineGraduated 2011

Enumeration DateJune 21, 2011

Last NPPES UpdateMarch 25, 20212 updates tracked since enumeration

✔ NPI 1124314893 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySurgery · Vascular SurgeryAllopathic & Osteopathic Physicians

Taxonomy Code2086S0129X

License✔ Licensed in PA · MD452229

Definition

A surgeon with expertise in the management of surgical disorders of the blood vessels, excluding the intracranial vessels or the heart.

200 LOTHROP ST # A-1017, Pittsburgh, PA 15213

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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

Nathan Liang 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 ID4183922990

PECOS Enrollment IDI20180705001196

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 Nathan Liang reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

University Of Pittsburgh Physicians

Same address

Psychiatry

200 LOTHROP ST
Pittsburgh, PA 15213

Reassigned Medicare billing, Pennsylvania enrollment
7,114 clinicians in this Medicare group

NPI 1215995402 (412) 647-0943

Upmc Altoona Regional Health Services, Inc

82 mi

Internal Medicine

1414 9TH AVE, STATION MEDICAL CENTER
Altoona, PA 16602

Reassigned Medicare billing, Pennsylvania enrollment
338 clinicians in this Medicare group

NPI 1639158488 (814) 946-1655

Upmc Altoona

83 mi

General Acute Care Hospital

620 HOWARD AVE.
Altoona, PA 16601

Reassigned Medicare billing, Pennsylvania enrollment
291 clinicians in this Medicare group

NPI 1497831655 (814) 889-2223

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 13

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.

Ultrasound study of arm or leg veins with compression and maneuvers 93970

An ultrasound study of arm or leg veins with compression and maneuvers is a non-invasive procedure that uses sound waves to create images of your veins. This helps identify blood clots or other vein problems. During the procedure, pressure is applied to the veins and certain movements are performed to assess blood flow.

110 services97 patients

Ultrasound study of one arm or leg veins with compression and maneuvers 93971

This is a non-invasive procedure using sound waves to visualize veins in an arm or leg. It involves applying gentle pressure and performing certain movements. It helps identify any abnormal blood flow or clots, ensuring vascular health.

66 services65 patients

Ultrasound study of arm and leg arteries 93922

An ultrasound study of arm and leg arteries is a non-invasive procedure that uses sound waves to create images of your arteries. It helps in checking blood flow, identifying blockages, or detecting other abnormalities in your arteries.

42 services40 patients

Ultrasound of both sides of head and neck blood flow 93880

An ultrasound of the head and neck blood flow is a safe, non-invasive procedure that uses sound waves to create images of blood vessels. It helps detect abnormalities like blockages or clots, ensuring optimal blood flow.

32 services32 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.

29 services25 patients

Ultrasound of one leg arteries or artery grafts 93926

An ultrasound of leg arteries or artery grafts is a non-invasive test using sound waves to create images of your blood vessels. This helps doctors assess blood flow, identify blockages, and monitor the health of grafts.

26 services25 patients

Complete ultrasound of aorta, vena cava, groin vessels or bypass grafts 93978

This procedure involves using sound waves to create images of your aorta, vena cava, groin vessels, or bypass grafts. It helps to detect abnormalities or blockages, ensuring your blood flows smoothly. It's painless and non-invasive.

23 services23 patients

Ultrasound of both sides of head and neck blood flow 93880

22 services22 patients

Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 99222

Initial hospital inpatient care is a service where a healthcare provider spends about 50 minutes per day overseeing your care while you're admitted in the hospital. This includes reviewing your health status, planning your treatment, and ensuring your safety and comfort.

20 services19 patients

Complete ultrasound study of arm and leg arteries 93923

This procedure involves using sound waves to produce images of your arm and leg arteries. It helps identify blockages or abnormalities that could lead to conditions like stroke or peripheral artery disease. It's non-invasive and painless.

17 services17 patients

Ultrasound study of one arm or leg veins with compression and maneuvers 93971

17 services17 patients

New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more 99203

This service involves an initial office or outpatient visit for a new patient. The healthcare professional will spend 30-44 minutes understanding your health history, current issues, and discussing possible treatment plans. It's a comprehensive evaluation to start your healthcare journey.

14 services14 patients

Complete ultrasound study of arm and leg arteries 93923

11 services11 patients

Hospital Affiliations CMS Care Compare

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

Upmc Presbyterian Shadyside

Acute Care Hospitals · Pittsburgh, PA

4/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number390164

Location200 Lothrop StreetPittsburgh, PA 15213 · Allegheny County

Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 15213 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

$84.88 typical visit price

range $54.64 – $166.87

Typical copayment $21.22 (range $13.66 – $41.71)

Most-billed visit code 99203

Established Patient

$68.36 typical visit price

range $17.33 – $135.84

Typical copayment $17.09 (range $4.33 – $33.96)

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.

73.64/100

MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program

Scored as part of a group practice

Quality

69.81

Promoting Interoperability

100

Improvement Activities

Cost

42.34

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 Nathan Liang's NPI number?

The NPI number for Nathan Liang is 1124314893. It was assigned to this individual provider in the NPPES registry on June 21, 2011.

Where is Nathan Liang located?

Nathan Liang practices at 200 Lothrop St # A-1017 Suite 307, Pittsburgh, PA 15213. The listed phone number is (412) 802-3031.

What is Nathan Liang's specialty?

The primary specialty registered for this NPI is Surgery, specializing in Vascular Surgery, with taxonomy code 2086S0129X.

Is Nathan Liang enrolled in Medicare?

Yes. Nathan Liang 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.

Which organizations bill Medicare for Nathan Liang's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Nathan Liang reassigns Medicare benefits to 3 organizations: University Of Pittsburgh Physicians (Pittsburgh, PA), Upmc Altoona Regional Health Services, Inc (Altoona, PA) and Upmc Altoona (Altoona, PA). Each 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 Nathan Liang's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

Is Nathan Liang affiliated with any hospitals?

According to CMS data, Nathan Liang is affiliated with Upmc Presbyterian Shadyside.

When was this NPI record last updated?

The NPPES record for Nathan Liang was last updated on March 25, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.