Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

WILLIAM J. WALDRON CRNA
NPI 1073500633
Nurse Anesthetist, Certified Registered in Calais, ME

Q: What is William Waldron's NPI number?

The NPI number for William Waldron is 1073500633. It was assigned to this individual provider in the NPPES registry on September 29, 2005.

Q: What is William Waldron's specialty?

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

Q: When was this NPI record last updated?

The NPPES record for William Waldron was last updated on September 2, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 days 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 September 29, 2005

24 HOSPITAL LN, CALAIS, ME 04619(207) 454-7521(207) 454-9247 Get Directions Write a Review

NPPES record last updated: September 2, 2026. Verified against the NPPES registry weekly; last sync: September 06, 2026.

Record update history: Sep 2, 2026, Sep 25, 2024 (2 updates tracked since 2024).

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About William J. Waldron Crna NPPES

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

WILLIAM J. WALDRON CRNA (NPI 1073500633) is an individual nurse anesthetist, certified registered in Calais, Maine, licensed in New Jersey (26NJ00413200) and active in the NPI registry since September 2005. He is affiliated with Myrtue Medical Center and is a graduate of Other (1996).

NPPES Registry Identity

NPI1073500633

Entity TypeIndividualMale

Primary Taxonomy367500000X

Provider Legal NameWILLIAM J. WALDRONCredential: CRNA

Location Address24 HOSPITAL LNCalais, ME 04619-1329

Mailing Address24 Hospital LnCalais, ME 04619-1329 · (207) 454-7521 · Fax (207) 454-9247

Phone(207) 454-7521

Fax(207) 454-9247

Sole ProprietorNo

Medical School CMSOtherGraduated 1996

Enumeration DateSeptember 29, 2005

Last NPPES UpdateSeptember 2, 20262 updates tracked since enumeration

NPPES CertifiedSeptember 2, 2026

✔ NPI 1073500633 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyNurse Anesthetist, Certified RegisteredPhysician Assistants & Advanced Practice Nursing Providers

Taxonomy Code367500000X

Licenses✔ Licensed in NJ · 26NJ00413200✔ Licensed in PA · 047978✔ Licensed in ME · RNA243044

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.

Also ListedRegistered NurseTaxonomy 163W00000X · License RN320844L (PA)

24 HOSPITAL LN, Calais, ME 04619

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Other Identifiers 6

Other50003218PA · Capital Advantage

Other211803000PA · Indep. Blue Cross

Other78003PA · Geisinger

Other1433520PA · Khp Central

Other430075687PA · Rail Road Medicare

Other1433520PA · Highmark

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

William J. Waldron 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 ID3870536956

PECOS Enrollment IDI20250623001315

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.

Anesthesia for other procedure on large bowel using an endoscope 00811

Anesthesia for an endoscopic procedure on the large bowel ensures comfort and relaxation during the procedure. You'll be given medication to make you drowsy or asleep, eliminating any discomfort. The medication can be administered through a vein or inhaled.

109 services109 patients

Anesthesia for exam of colon using an endoscope 00812

Anesthesia for a colon examination with an endoscope is a method used to ensure comfort during the procedure. It involves administering medication to help you relax or sleep, thus reducing discomfort as the endoscope, a thin, flexible tube, is navigated through your colon.

51 services50 patients

Anesthesia for procedure on small and large bowel using an endoscope 00813

Anesthesia for an endoscopic procedure on the small and large bowel ensures comfort and relaxation during the procedure. It involves administering medicine to help you sleep or feel drowsy. This allows the doctor to examine your bowels without causing you discomfort or pain.

48 services48 patients

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.

39 services39 patients

Hospital Affiliations CMS Care Compare 2

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

Myrtue Medical Center

Critical Access Hospitals · Harlan, IA

5/5 CMS rating

OwnershipGovernment - Local

CMS Certification Number161374

Location1213 Garfield AvenueHarlan, IA 51537 · Shelby County

Emergency services Birthing friendly

Littleton Regional Healthcare

Critical Access Hospitals · Littleton, NH

2/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number301302

Location600 St Johnsbury RoadLittleton, NH 03561 · Grafton County

Emergency services

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.

CALAIS EMERGENCY PHYSICIANS LLC

Emergency Medicine