DR. JOHN W LIANG M.D.
NPI 1720387764
Psychiatry & Neurology - Neurocritical Care in New York, NY

Q: What is John Liang's NPI number?

The NPI number for John Liang is 1720387764. It was assigned to this individual provider in the NPPES registry on March 16, 2011.

Q: What is John Liang's specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Neurocritical Care, with taxonomy code 2084A2900X.

Q: When was this NPI record last updated?

The NPPES record for John Liang was last updated on April 15, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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 March 16, 2011PECOS EnrolledAccepts Medicare Assignment

1000 10TH AVE STE 10G, NEW YORK, NY 10019(212) 523-2183 Get Directions Write a Review

NPPES record last updated: April 15, 2026. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Apr 15, 2026, May 24, 2021, Mar 7, 2019 and 2 more (5 updates tracked since 2018).

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About Dr. John W Liang M.d. NPPES

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

DR. JOHN W LIANG M.D. (NPI 1720387764) is an individual neurocritical care provider in New York, New York, licensed in New Jersey (25MA11275100) and active in the NPI registry since March 2011. He is enrolled in Medicare PECOS, is affiliated with Chilton Medical Center, and is a graduate of Other (2011).

NPPES Registry Identity

NPI1720387764

Entity TypeIndividualMale

Primary Taxonomy2084A2900X

Provider Legal NameDR. JOHN W LIANGCredential: M.D.

Location Address1000 10TH AVE STE 10GNew York, NY 10019-1147

Mailing Address8913 70th AveForest Hills, NY 11375-6613 · (718) 734-7760

Phone(212) 523-2183

Sole ProprietorNo

Medical School CMSOtherGraduated 2011

Enumeration DateMarch 16, 2011

Last NPPES UpdateApril 15, 20265 updates tracked since enumeration

NPPES CertifiedApril 15, 2026

✔ NPI 1720387764 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyPsychiatry & Neurology · Neurocritical CareAllopathic & Osteopathic Physicians

Taxonomy Code2084A2900X

Licenses✔ Licensed in NJ · 25MA11275100✔ Licensed in NY · NCC5503

Definition

The medical subspecialty of Neurocritical Care is devoted to the comprehensive, multisystem care of the critically-ill neurological patient. Like other intensivists, the neurointensivist generally assumes the primary role for coordinating the care of his or her patients in the ICU, both the neurological and medical management of the patient. They may also provide consultative services for these patients as requested within the health system.

Also ListedPsychiatry & Neurology · NeurologyTaxonomy 2084N0400X · License 278762 (NY)

1000 10TH AVE STE 10G, New York, NY 10019

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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include AmeriHealth Caritas Next.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

Dr. John W Liang 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 ID9335427400

PECOS Enrollment IDI20181002000582, I20181217002424, I20221215002626

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 5

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.

259 services129 patients

Critical care, first 30-74 minutes 99291

Critical care involves immediate and constant attention by a team of specially-trained health professionals. It's for patients with life-threatening conditions, requiring first 30-74 minutes of intense monitoring and treatment.

191 services76 patients

Hospital discharge day management, 30 minutes or less 99238

Hospital discharge day management of 30 minutes or less includes finalizing your treatment, discussing your progress, and planning after-care at home. It ensures you're ready to leave the hospital and continue recovery safely.

92 services89 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.

83 services58 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.

30 services30 patients

Hospital Affiliations CMS Care Compare 4

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

Chilton Medical Center

Acute Care Hospitals · Pompton Plains, NJ

4/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number310017

Location97 West ParkwayPompton Plains, NJ 07444 · Morris County

Emergency services Birthing friendly

Newton Medical Center

Acute Care Hospitals · Newton, NJ

4/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number310028

Location175 High StNewton, NJ 07860 · Sussex County

Emergency services Birthing friendly

Hackettstown Medical Center

Acute Care Hospitals · Hackettstown, NJ

4/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number310115

Location651 Willow Grove StHackettstown, NJ 07840 · Warren County

Emergency services

Mount Sinai St Luke's Roosevelt Hospital

Acute Care Hospitals · New York, NY

3/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number330046

Location1000 Tenth AvenueNew York, NY 10019 · New York County

Emergency services Birthing friendly

Other Providers at the Same Location NPPES 2

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

SARA GANAHA MD

Student in an Organized Health Care Education/Training Program

1000 10TH AVE STE 10G
NEW YORK, NY 10019

New York County (443) 875-3919

HELEN KONG

Physician Assistant

1000 10TH AVE STE 10G
NEW YORK, NY 10019

New York County (212) 523-8500

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 John Liang's NPI number?

The NPI number for John Liang is 1720387764. It was assigned to this individual provider in the NPPES registry on March 16, 2011.

Where is John Liang located?

John Liang practices at 1000 10th Ave Ste 10G, New York, NY 10019. The listed phone number is (212) 523-2183.

What is John Liang's specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Neurocritical Care, with taxonomy code 2084A2900X.

Is John Liang enrolled in Medicare?

Yes. John 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.

What insurance does John Liang accept?

Health plans from AmeriHealth Caritas Next list John Liang 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 John Liang affiliated with any hospitals?

According to CMS data, John Liang is affiliated with Chilton Medical Center, Newton Medical Center, Hackettstown Medical Center and Mount Sinai St Luke's Roosevelt Hospital.

When was this NPI record last updated?

The NPPES record for John Liang was last updated on April 15, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.