DR. JOHN STUART LARKIN MD
NPI 1669797619
Emergency Medicine in Bellaire, TX

Active since April 01, 2010PECOS EnrolledAccepts Medicare Assignment
6800 WEST LOOP S, SUITE 300, BELLAIRE, TX 77401(713) 838-0800 Get Directions Write a Review

NPPES record last updated: September 17, 2024. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Sep 17, 2024, Sep 12, 2016 (2 updates tracked since 2016).

About Dr. John Stuart Larkin Md NPPES

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

DR. JOHN STUART LARKIN MD (NPI 1669797619) is an individual emergency medicine provider in Bellaire, Texas, licensed in Texas (N-5179) and active in the NPI registry since April 2010. He is enrolled in Medicare PECOS, is affiliated with Memorial Hermann Hospital System, and is a graduate of University Of Texas Medical School At Houston (2008).

NPPES Registry Identity

NPI1669797619
Entity TypeIndividualMale
Primary Taxonomy207P00000X
Provider Legal NameDR. JOHN STUART LARKINCredential: MD
Location Address6800 WEST LOOP S, SUITE 300Bellaire, TX 77401-4528
Mailing Address6800 West Loop S, Suite 300Bellaire, TX 77401-4528
Sole ProprietorNo
Medical School CMSUniversity Of Texas Medical School At HoustonGraduated 2008
Enumeration DateApril 1, 2010
Last NPPES UpdateSeptember 17, 20242 updates tracked since enumeration
NPPES CertifiedSeptember 17, 2024
NPI 1669797619 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

Primary SpecialtyEmergency MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207P00000X
Licenses Licensed in TX · N-5179 Licensed in OR · MD154029
Definition
An emergency physician focuses on the immediate decision making and action necessary to prevent death or any further disability both in the pre-hospital setting by directing emergency medical technicians and in the emergency department. The emergency physician provides immediate recognition, evaluation, care, stabilization and disposition of a generally diversified population of adult and pediatric patients in response to acute illness and injury.
Also ListedGeneral PracticeTaxonomy 208D00000X · License MD154029 (OR)
6800 WEST LOOP S, Bellaire, TX 77401

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

Dr. John Stuart Larkin Md 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 ID4587833280
PECOS Enrollment IDI20111004000282
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.

Emergency department visit with high level of medical decision making 99285
An emergency department visit for severe conditions is when you urgently seek medical help due to serious health issues. These could be severe injuries, breathing problems, unbearable pain, or sudden severe illness. Doctors and nurses will provide immediate care to stabilize your condition.
88 services86 patients
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only 93010
A routine electrocardiogram (ECG) with 12 leads is a simple, non-invasive test that records the electrical activity of your heart. It helps in identifying heart conditions by detecting irregularities in your heart rhythms. The results are interpreted and a report is provided.
65 services61 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.
32 services31 patients
Emergency department visit with moderate level of medical decision making 99284
An emergency department visit for a high-severity issue means you're experiencing a serious health problem that needs immediate attention. This could be a severe injury, serious illness, or life-threatening condition. Medical professionals will provide urgent care to stabilize your condition.
11 services11 patients

Hospital Affiliations CMS Care Compare

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

Memorial Hermann Hospital System

Acute Care Hospitals · Houston, TX
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number450184
Location1635 North Loop WestHouston, TX 77008 · Harris County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 77401 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
$90.40 typical visit price
range $58.24 – $176.98
Typical copayment $22.60 (range $14.56 – $44.24)
Most-billed visit code 99203
Established Patient
$102.71 typical visit price
range $18.60 – $143.93
Typical copayment $25.67 (range $4.65 – $35.98)
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.

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.

Clinic/Center (Emergency Care)
6800 WEST LOOP S, 300
BELLAIRE, TX 77401
Clinic/Center (Emergency Care)
6800 WEST LOOP S, SUITE 300
BELLAIRE, TX 77401
Clinic/Center (Emergency Care)
6800 WEST LOOP S, SUITE 300
BELLAIRE, TX 77401
Podiatrist (Foot & Ankle Surgery)
6800 WEST LOOP S
BELLAIRE, TX 77401
Internal Medicine
6800 WEST LOOP S, SUITE 228
BELLAIRE, TX 77401
Internal Medicine (Sports Medicine)
6800 WEST LOOP S, STE 500
BELLAIRE, TX 77401
Internal Medicine (Sports Medicine)
6800 WEST LOOP S, STE 500
BELLAIRE, TX 77401
Clinic/Center (Emergency Care)
6800 WEST LOOP S, SUITE 300
BELLAIRE, TX 77401

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 Larkin's NPI number?

The NPI number for John Larkin is 1669797619. It was assigned to this individual provider in the NPPES registry on April 1, 2010.

Where is John Larkin located?

John Larkin practices at 6800 West Loop S Suite 300, Bellaire, TX 77401. The listed phone number is (713) 838-0800.

What is John Larkin's specialty?

The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.

Is John Larkin enrolled in Medicare?

Yes. John Larkin 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 Larkin accept?

Health plans from Blue Cross and Blue Shield of Texas, Community Health Choice and Oscar Insurance Company list John Larkin 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 Larkin affiliated with any hospitals?

According to CMS data, John Larkin is affiliated with Memorial Hermann Hospital System.

When was this NPI record last updated?

The NPPES record for John Larkin was last updated on September 17, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 22 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.