BRYANT CHRISTOPHER SHANNON MD
NPI 1225487499
Internal Medicine - Critical Care Medicine in Portland, ME

Active since June 08, 2016PECOS EnrolledAccepts Medicare Assignment
90.8/100
CMS Quality Rating
22 BRAMHALL ST, PORTLAND, ME 04102(207) 662-2179 Get Directions Write a Review

NPPES record last updated: January 6, 2025. Verified against the NPPES registry weekly; last sync: August 23, 2026.

Record update history: Jan 6, 2025, Apr 17, 2022 (2 updates tracked since 2022).

About Bryant Christopher Shannon Md NPPES

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

BRYANT CHRISTOPHER SHANNON MD (NPI 1225487499) is an individual critical care medicine provider in Portland, Maine, licensed in Maine (MD28578) and active in the NPI registry since June 2016. He is enrolled in Medicare PECOS, is affiliated with Maine Medical Center, and is a graduate of Columbia University College Of Physicians And Surgeons (2016).

NPPES Registry Identity

NPI1225487499
Entity TypeIndividualMale
Primary Taxonomy207RC0200X
Provider Legal NameBRYANT CHRISTOPHER SHANNONCredential: MD
Location Address22 BRAMHALL STPortland, ME 04102-3134
Mailing Address22 Bramhall StPortland, ME 04102-3134 · (207) 662-2179
Sole ProprietorNo
Medical School CMSColumbia University College Of Physicians And SurgeonsGraduated 2016
Enumeration DateJune 8, 2016
Last NPPES UpdateJanuary 6, 20252 updates tracked since enumeration
NPPES CertifiedJanuary 6, 2025
NPI 1225487499 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

Primary SpecialtyInternal Medicine · Critical Care MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207RC0200X
Licenses Licensed in ME · MD28578 Licensed in GA · 92333
Definition
An internist who diagnoses, treats and supports patients with multiple organ dysfunction. This specialist may have administrative responsibilities for intensive care units and may also facilitate and coordinate patient care among the primary physician, the critical care staff and other specialists.
Also ListedEmergency MedicineTaxonomy 207P00000X · License MD28578 (ME), 92333 (GA)
22 BRAMHALL ST, Portland, ME 04102

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

Bryant Christopher Shannon 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 ID5496041907
PECOS Enrollment IDI20241209002739
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 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.

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.
223 services67 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.
53 services40 patients
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.
28 services24 patients
Critical care, each additional 30 minutes 99292
Critical care refers to special attention given to patients facing life-threatening conditions. Each additional 30 minutes indicates the extension of this specialized care. This might include close monitoring, medication adjustments, and immediate interventions as needed.
28 services15 patients
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.
22 services22 patients
Irrigation and suction of lung airways to obtain cells using an endoscope 31624
This is a procedure where a thin, flexible tube called an endoscope is inserted through your mouth into the lungs. A small amount of saline is then introduced to wash the airways. The fluid, along with cells from the lung, is suctioned back for analysis.
17 services11 patients

Hospital Affiliations CMS Care Compare 4

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

Maine Medical Center

Acute Care Hospitals · Portland, ME
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number200009
Location22 Bramhall StPortland, ME 04102 · Cumberland County
Emergency services Birthing friendly

Central Maine Medical Center

Acute Care Hospitals · Lewiston, ME
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number200024
Location300 Main StreetLewiston, ME 04240 · Androscoggin County
Emergency services Birthing friendly

Rumford Hospital

Critical Access Hospitals · Rumford, ME
OwnershipProprietary
CMS Certification Number201306
Location420 Franklin StreetRumford, ME 04276 · Oxford County
Emergency services

Bridgton Hospital

Critical Access Hospitals · Bridgton, ME
OwnershipVoluntary non-profit - Private
CMS Certification Number201310
Location10 Hospital DriveBridgton, ME 04009 · Cumberland County
Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 04102 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
$128.83 typical visit price
range $56.28 – $169.96
Typical copayment $32.20 (range $14.07 – $42.49)
Most-billed visit code 99204
Established Patient
$99.18 typical visit price
range $18.22 – $138.92
Typical copayment $24.79 (range $4.55 – $34.73)
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.

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.

90.8/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Promoting Interoperability98
Improvement Activities20

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.

Physician Assistant (Medical)
22 BRAMHALL ST
PORTLAND, ME 04102
Dietitian, Registered
22 BRAMHALL ST
PORTLAND, ME 04102
Anesthesiology
22 BRAMHALL ST
PORTLAND, ME 04102
Nurse Anesthetist, Certified Registered
22 BRAMHALL ST
PORTLAND, ME 04102
Internal Medicine
22 BRAMHALL ST
PORTLAND, ME 04102
Student in an Organized Health Care Education/Training Program
22 BRAMHALL ST
PORTLAND, ME 04102
Internal Medicine
22 BRAMHALL ST
PORTLAND, ME 04102
Student in an Organized Health Care Education/Training Program
22 BRAMHALL ST
PORTLAND, ME 04102

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 Bryant Shannon's NPI number?

The NPI number for Bryant Shannon is 1225487499. It was assigned to this individual provider in the NPPES registry on June 8, 2016.

Where is Bryant Shannon located?

Bryant Shannon practices at 22 Bramhall St, Portland, ME 04102. The listed phone number is (207) 662-2179.

What is Bryant Shannon's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Critical Care Medicine, with taxonomy code 207RC0200X.

Is Bryant Shannon enrolled in Medicare?

Yes. Bryant Shannon 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.

Is Bryant Shannon affiliated with any hospitals?

According to CMS data, Bryant Shannon is affiliated with Maine Medical Center, Central Maine Medical Center, Rumford Hospital and Bridgton Hospital.

When was this NPI record last updated?

The NPPES record for Bryant Shannon was last updated on January 6, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.