Gregory Caliwag, RN in Apo, AP - Medicare Nurse Anesthetist, Certified Registered

Gregory Caliwag, RN is a medicare enrolled "Nurse Anesthetist, Certified Registered" in Apo, Armed Forces Pacific. His current practice location is Unit 2060, Apo, Armed Forces Pacific. You can reach out to his office (for appointments etc.) via phone at (315) 784-7190.

Gregory Caliwag is licensed to practice in California (license number 95001600) and he also participates in the medicare program. He does not accept medicare assignments directly but he may accept medicare through third-party (refer to Reassignment section below) and may also prescribe medicare part D drugs. His NPI Number is 1588211387.

Contact Information

	Gregory Caliwag, RN
	Unit 2060, Apo, AP 96278-2060
	(315) 784-7190
	Not Available

Map and Direction

Provider's Profile

Full Name	Gregory Caliwag
Gender	Male
Speciality	Nurse Anesthetist, Certified Registered
Location	Unit 2060, Apo, Armed Forces Pacific
Accepts Medicare Assignments	Medicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.

NPI Data:

NPI Number: 1588211387
Provider Enumeration Date: 08/26/2019
Last Update Date: 09/11/2025

Medicare PECOS Information:

PECOS PAC ID: 1052702164
Enrollment ID: I20211228002077

Medical Identifiers

Medical identifiers for Gregory Caliwag such as npi, medicare ID, medicare PIN, medicaid, etc.

Identifier	Type	State	Issuer
1588211387	NPI	-	NPPES

Medical Taxonomies and Licenses

Taxonomy	Type	License (State)	Status
367500000X	Nurse Anesthetist, Certified Registered	95001600 (California)	Primary
163W00000X	Registered Nurse	843482 (California)	Secondary

Medicare Reassignments

Some practitioners may not bill the customers directly but medicare billing happens through clinics / group practice / hospitals where the provider works. Medicare reassignment of benefits is a mechanism by which practitioners allow third parties to bill and receive payment for medicare services performed by them. Gregory Caliwag allows following entities to bill medicare on his behalf.

Entity Name	Permanente Medical Group Inc
Entity Type	Part B Supplier - Clinic/group Practice
Entity Identifiers	NPI Number: 1073606299 PECOS PAC ID: 8921910225 Enrollment ID: O20031104000710

Entity Name	Vallot Nurse Anesthesia, A Professional Corporation
Entity Type	Part B Supplier - Clinic/group Practice
Entity Identifiers	NPI Number: 1811386246 PECOS PAC ID: 8820319213 Enrollment ID: O20150611000001

Medicare Part D Prescriber Enrollment

Any physician or other eligible professional who prescribes Part D drugs must either enroll in the Medicare program or opt out in order to prescribe drugs to their patients with Part D prescription drug benefit plans. Gregory Caliwag is enrolled with medicare and thus, if eligible, can prescribe medicare part D drugs to patients with medicare part D benefits.

Mailing Address and Practice Location

Mailing Address	Practice Location Address
Gregory Caliwag, RN Unit 2060, Apo, AP 96278-2060 Ph: () -	Gregory Caliwag, RN Unit 2060, Apo, AP 96278-2060 Ph: (315) 784-7190

Reviews and Comments

Nurse Anesthetist, Certified Registered Nurses in Apo, AP

Douglas Savey, CRNA, DNP Nurse Anesthetist - CR Medicare: Accepting Medicare Assignments Practice Location: 51 Mdg, Unit 2060, Apo, AP 96278 Phone: 315-784-4190
Paul Charles, Nurse Anesthetist - CR Medicare: Not Enrolled in Medicare Practice Location: Unit 5024, Apo, AP 96319 Phone: 210-920-6032
Jason Frias, CRNA Nurse Anesthetist - CR Medicare: Not Enrolled in Medicare Practice Location: Unit 5071, Apo, AP 96328 Phone: 210-264-0813
Paige Katharine Stieneke, CRNA Nurse Anesthetist - CR Medicare: May Accept Medicare Assignments Practice Location: Brian D. Allgood Army Community Hospital Usag-humphreys, Bldg # 3030, Unit 15245, Apo, AP 96271 Phone: 315-737-1411
Jamie Ullmark, CRNA Nurse Anesthetist - CR Medicare: Accepting Medicare Assignments Practice Location: Psc 560 Box 62, Apo, AP 96376 Phone: 716-777-4603
Jacob Ross Bratt, DNP, CRNA Nurse Anesthetist - CR Medicare: Not Enrolled in Medicare Practice Location: Brian D. Allgood Army Community Hospital (bdaach), Unit #15245; Bldg 3031, Apo, AP 96271 Phone: 315-737-1368
Craig M Arave, CRNA Nurse Anesthetist - CR Medicare: Not Enrolled in Medicare Practice Location: 51 Mdos, Psc 3, Apo, AP 96266 Phone: 784-516-9

Gregory Caliwag, RN - Medicare Nurse Anesthetist, Certified Registered in Apo, AP