1. Home
  2. Directory
  3. Alabama
  4. Mobile
  5. Nurse Anesthetist Certified Registered
  6. NPI Profile

MARK ETHERIDGE CRNA
NPI 1659367035
Nurse Anesthetist, Certified Registered in Mobile, AL

Active since September 21, 2005Accepts Medicare Assignment
2451 FILLINGIM ST, MOBILE, AL 36617(251) 471-7035(251) 471-7042 Get Directions Write a Review

NPPES record last updated: May 1, 2017. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Mark Etheridge Crna NPPES

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

MARK ETHERIDGE CRNA (NPI 1659367035) is an individual nurse anesthetist, certified registered in Mobile, Alabama, licensed in Alabama (1-080454) and active in the NPI registry since September 2005. He is affiliated with St Joseph's Hospital Health Center and is a graduate of Other (2002).

NPPES Registry Identity

NPI1659367035
Entity TypeIndividualMale
Primary Taxonomy367500000X
Provider Legal NameMARK ETHERIDGECredential: CRNA
Location Address2451 FILLINGIM STMobile, AL 36617-2238
Mailing Address5680 Shelby LnWilmer, AL 36587-6800 · (251) 645-2529 · Fax (251) 645-2529
Phone(251) 471-7035
Fax(251) 471-7042
Sole ProprietorYes
Medical School CMSOtherGraduated 2002
Enumeration DateSeptember 21, 2005
Last NPPES UpdateMay 1, 2017
✔ NPI 1659367035 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse Anesthetist, Certified RegisteredPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code367500000X
License✔ Licensed in AL · 1-080454
Definition
(1) A licensed registered nurse with advanced specialty education in anesthesia who, in collaboration with appropriate health care professionals, provides preoperative, intraoperative, and postoperative care to patients and assists in management and resuscitation of critical patients in intensive care, coronary care, and emergency situations. Nurse anesthetists are certified following successful completion of credentials and state licensure review and a national examination directed by the Council on Certification of Nurse Anesthetists. (2) A registered nurse who is qualified by special training to administer anesthesia in collaboration with a physician or dentist and who can assist in the care of patients who are in critical condition.
2451 FILLINGIM ST, Mobile, AL 36617
Open in Google Maps ↗

Other Identifiers 3

Medicare UPINP75678AL
Medicare ID-Type Unspecified051552967AL
Medicaid051552967AL

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

Mark Etheridge Crna 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 ID8527161587
PECOS Enrollment IDI20120815000002

Medicare Billing Reassignments

7

Medicare enrollment records show Mark Etheridge reassigns Medicare billing to 7 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Physynergy, LLC
2.5 mi
Anesthesiology
3719 DAUPHIN ST
Mobile, AL 36608
  • Reassigned Medicare billing, Alabama enrollment
  • 216 clinicians in this Medicare group
NPI 1093173502 (256) 469-7895
Cahaba Medical Care Foundation
164 mi
Federally Qualified Health Center (FQHC)
195 HOSPITAL DR
Centreville, AL 35042
  • Reassigned Medicare billing, Alabama enrollment
  • 217 clinicians in this Medicare group
NPI 1316201809 (205) 926-2992
Anesthesiologists Associated PC
206 mi
Anesthesiology
701 PRINCETON AVE SW
Birmingham, AL 35211
  • Reassigned Medicare billing, Alabama enrollment
  • 690 clinicians in this Medicare group
NPI 1851371850 (205) 783-3144
Medstream Anesthesia PLLC
530 mi
Anesthesiology
2221 LAKESIDE BLVD STE 600
Richardson, TX 75082
  • Reassigned Medicare billing, Alabama enrollment
  • 62 clinicians in this Medicare group
NPI 1649616160 (828) 210-9386
Jefferson Anesthesiologist Services PC
1,131 mi
Anesthesiology
830 WASHINGTON ST
Watertown, NY 13601
  • Reassigned Medicare billing, New York enrollment
  • 84 clinicians in this Medicare group
NPI 1508818014 (315) 785-4313
St. Joseph's Physician Health, P.C.
1,150 mi
Anesthesiology
2215 BURDETT AVE
Troy, NY 12180
  • Reassigned Medicare billing, New York enrollment
  • Medicare enrollment name: St Joseph's Physician Health PC
  • 304 clinicians in this Medicare group
NPI 1154376770 (518) 271-3300
Premier Anesthesia Of New York, P.C.
1,210 mi
Anesthesiology
2233 STATE ROUTE 86
Saranac Lake, NY 12983
  • Reassigned Medicare billing, New York enrollment
  • 248 clinicians in this Medicare group
NPI 1063658961 (770) 643-5501

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

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.

Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope 00731
This procedure involves the use of an endoscope, a flexible tube with a light and camera, to examine your esophagus, stomach, or upper small bowel. Anesthesia ensures you are comfortable and pain-free during the procedure.
11 services11 patients

Hospital Affiliations CMS Care Compare 2

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

St Joseph's Hospital Health Center

Acute Care Hospitals · Syracuse, NY
2/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number330140
Location301 Prospect AvenueSyracuse, NY 13203 · Onondaga County
Emergency services Birthing friendly

Samaritan Medical Center

Acute Care Hospitals · Watertown, NY
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number330157
Location830 Washington StreetWatertown, NY 13601 · Jefferson County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 36617 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
$122.31 typical visit price
range $52.65 – $161.63
Typical copayment $30.57 (range $13.16 – $40.40)
Most-billed visit code 99204
Established Patient
$66.08 typical visit price
range $16.56 – $131.65
Typical copayment $16.52 (range $4.14 – $32.91)
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.

Reported Quality Measures

Pre-operative OSA assessment
Percentage of patients who undergo a surgical procedure in the operating room/procedure room that have a pre-operative assessment for Obstructive Sleep Apnea (OSA)
100%125 patients5/55-star benchmark: 100%
Providers report different measures because they deliver different services; reporting more or less information is not a reflection of quality. Star ratings appear only where CMS assigned them.

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.

DR. ANTHONY DEVAN HOLLMAN M.D.
Radiology (Diagnostic Radiology)
2451 FILLINGIM ST
MOBILE, AL 36617
Mobile County (251) 471-7117
DR. EMILY SMITH GREZAFFI M.D.
Pediatrics
2451 FILLINGIM ST
MOBILE, AL 36617
Mobile County (251) 471-7000
SHARON FRUH CRNP
Nurse Practitioner (Family)
2451 FILLINGIM ST, 3RD FLOOR
MOBILE, AL 36617
Mobile County (251) 471-7944
FREDERICK M. SILVER MD
Otolaryngology (Plastic Surgery within the Head & Neck)
2451 FILLINGIM ST, MASTIN 101
MOBILE, AL 36617
Mobile County (251) 445-8282
JOHN ADAM SELF CRNA
Nurse Anesthetist, Certified Registered
2451 FILLINGIM ST, ROOM 335
MOBILE, AL 36617
Mobile County (251) 471-7045
JOHN P. BRANNAN JR. MD
Radiology (Diagnostic Radiology)
2451 FILLINGIM ST
MOBILE, AL 36617
Mobile County (251) 471-7150
BASSAM A. OMAR MD
Internal Medicine (Cardiovascular Disease)
2451 FILLINGIM ST, BLDG. C
MOBILE, AL 36617
Mobile County (251) 445-8242
PAUL RICHARD BILLEAUD
Radiology (Diagnostic Radiology)
2451 FILLINGIM ST, MASTIN 315
MOBILE, AL 36617
Mobile County (251) 471-7866

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 Mark Etheridge's NPI number?

The NPI number for Mark Etheridge is 1659367035. It was assigned to this individual provider in the NPPES registry on September 21, 2005.

Where is Mark Etheridge located?

Mark Etheridge practices at 2451 Fillingim St, Mobile, AL 36617. The listed phone number is (251) 471-7035.

What is Mark Etheridge's specialty?

The primary specialty registered for this NPI is Nurse Anesthetist, Certified Registered with taxonomy code 367500000X.

Is Mark Etheridge enrolled in Medicare?

Yes. Mark Etheridge 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 Mark Etheridge's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Mark Etheridge reassigns Medicare benefits to 7 organizations: Physynergy, LLC (Mobile, AL), Cahaba Medical Care Foundation (Centreville, AL), Anesthesiologists Associated PC (Birmingham, AL), Medstream Anesthesia PLLC (Richardson, TX), Jefferson Anesthesiologist Services PC (Watertown, NY) and 2 more organizations, listed in the Medicare section above. 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 Mark Etheridge's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

Is Mark Etheridge affiliated with any hospitals?

According to CMS data, Mark Etheridge is affiliated with St Joseph's Hospital Health Center and Samaritan Medical Center.

When was this NPI record last updated?

The NPPES record for Mark Etheridge was last updated on May 1, 2017. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 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.