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DR. REBEKAH J A. GASS M.D.
NPI 1457538563
Internal Medicine - Infectious Disease in Bangor, ME

Active since January 31, 2008PECOS Enrolled
489 STATE ST, BANGOR, ME 04401(207) 973-7000(207) 973-5042 Get Directions Write a Review

NPPES record last updated: October 11, 2011. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Dr. Rebekah J A. Gass M.d. NPPES

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

DR. REBEKAH J A. GASS M.D. (NPI 1457538563) is an individual infectious disease provider in Bangor, Maine, licensed in Maine (017885) and active in the NPI registry since January 2008. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1457538563
Entity TypeIndividualFemale
Primary Taxonomy207RI0200X
Provider Legal NameDR. REBEKAH J A. GASSCredential: M.D.
Location Address489 STATE STBangor, ME 04401-6616
Mailing Address43 Whiting Hill Rd, Suite 300Brewer, ME 04412-1005 · (207) 973-5035 · Fax (207) 973-5042
Phone(207) 973-7000
Fax(207) 973-5042
Sole ProprietorNo
Enumeration DateJanuary 31, 2008
Last NPPES UpdateOctober 11, 2011
✔ NPI 1457538563 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Infectious DiseaseAllopathic & Osteopathic Physicians
Taxonomy Code207RI0200X
License✔ Licensed in ME · 017885
Definition
An internist who deals with infectious diseases of all types and in all organ systems. Conditions requiring selective use of antibiotics call for this special skill. This physician often diagnoses and treats AIDS patients and patients with fevers which have not been explained. Infectious disease specialists may also have expertise in preventive medicine and travel medicine.
489 STATE ST, Bangor, ME 04401
Open in Google Maps ↗

Other Identifiers 4

Medicare UPING01556CO
Medicare PINC52074CO
Other33442CO · License
Medicaid01334424CO

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Rebekah J A. Gass M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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

2

Medicare enrollment records show Rebekah Gass reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Eastern Maine Medical Center
Same address
General Acute Care Hospital
489 STATE ST
Bangor, ME 04401
  • Reassigned Medicare billing, Maine enrollment
  • 788 clinicians in this Medicare group
NPI 1790789147 (207) 973-7000
Sebasticook Valley Health
31 mi
Critical Access
447 N MAIN ST
Pittsfield, ME 04967
  • Reassigned Medicare billing, Maine enrollment
  • 140 clinicians in this Medicare group
NPI 1457461477 (207) 487-5141

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 7

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.
114 services36 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.
47 services27 patients
Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more 99215
This service involves a follow-up appointment for existing patients, lasting between 40 to 54 minutes. During this time, your healthcare provider will assess your current health status, discuss any changes or concerns, review your treatment plan, and answer any questions you may have.
33 services23 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.
26 services21 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.
26 services25 patients
Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 99231
Follow-up hospital inpatient care is a daily service where a healthcare professional checks on your health progress during your hospital stay. Each session typically lasts 15 minutes, involving updates on your condition and adjustments to your treatment plan, if necessary.
17 services12 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 04401 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
$123.23 typical visit price
range $53.26 – $162.77
Typical copayment $30.80 (range $13.31 – $40.69)
Most-billed visit code 99204
Established Patient
$94.60 typical visit price
range $16.90 – $132.79
Typical copayment $23.65 (range $4.22 – $33.19)
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.

MARGARET ELIZABETH KASPER PA-C
Physician Assistant
489 STATE ST
BANGOR, ME 04401
Penobscot County (207) 973-4949
DARA H KNAPP PA
Physician Assistant
489 STATE ST
BANGOR, ME 04401
Penobscot County (207) 973-7000
JAIME LEE NAUGHTON CRNA
Nurse Anesthetist, Certified Registered
489 STATE ST
BANGOR, ME 04401
Penobscot County (207) 973-4519
YASMANI LEYVA ECHEVARRIA CRNA
Nurse Anesthetist, Certified Registered
489 STATE ST
BANGOR, ME 04401
Penobscot County (207) 973-7000
KATE LUCILLE BLANCHARD PA-C
Physician Assistant (Surgical)
489 STATE ST
BANGOR, ME 04401
Penobscot County (207) 973-7000
DR. JAMES W BERRY M.D.
Family Medicine
489 STATE ST
BANGOR, ME 04401
Penobscot County (207) 973-7000
JENNIFER LYNN MCKEON CRNP
Nurse Practitioner
489 STATE ST, VASCULAR CARE OF MAINE
BANGOR, ME 04401
Penobscot County (207) 973-6670
DR. LEONARD C MONEKE MD
Hospitalist
489 STATE ST
BANGOR, ME 04401
Penobscot County (207) 973-7000

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 Rebekah Gass's NPI number?

The NPI number for Rebekah Gass is 1457538563. It was assigned to this individual provider in the NPPES registry on January 31, 2008.

Where is Rebekah Gass located?

Rebekah Gass practices at 489 State St, Bangor, ME 04401. The listed phone number is (207) 973-7000.

What is Rebekah Gass's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Infectious Disease, with taxonomy code 207RI0200X.

Is Rebekah Gass enrolled in Medicare?

Yes. Rebekah Gass is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Rebekah Gass's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Rebekah Gass reassigns Medicare benefits to 2 organizations: Eastern Maine Medical Center (Bangor, ME) and Sebasticook Valley Health (Pittsfield, ME). 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 Rebekah Gass's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Rebekah Gass was last updated on October 11, 2011. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 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.