Jonathan Ostrem, MD, PHD in Boston, MA - Medicare Internal Medicine

Jonathan Ostrem, MD, PHD is a medicare enrolled "Internal Medicine" physician in Boston, Massachusetts. His current practice location is 75 Francis St, Boston, Massachusetts. You can reach out to his office (for appointments etc.) via phone at (617) 732-5500.

Jonathan Ostrem is licensed to practice in Massachusetts (license number 267000) 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 1225486988.

Contact Information

	Jonathan Ostrem, MD, PHD
	75 Francis St, Boston, MA 02115-6110
	(617) 732-5500
	Not Available

Map and Direction

Physician's Profile

Full Name	Jonathan Ostrem
Gender	Male
Speciality	Internal Medicine
Location	75 Francis St, Boston, Massachusetts
Accepts Medicare Assignments	Medicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.

NPI Data:

NPI Number: 1225486988
Provider Enumeration Date: 06/02/2016
Last Update Date: 06/02/2016

Medicare PECOS Information:

PECOS PAC ID: 9133550114
Enrollment ID: I20221013000856

Medical Identifiers

Medical identifiers for Jonathan Ostrem such as npi, medicare ID, medicare PIN, medicaid, etc.

Identifier	Type	State	Issuer
1225486988	NPI	-	NPPES

Medical Taxonomies and Licenses

Taxonomy	Type	License (State)	Status
207R00000X	Internal Medicine	267000 (Massachusetts)	Primary

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. Jonathan Ostrem allows following entities to bill medicare on his behalf.

Entity Name	Regents Of The University Of California
Entity Type	Part B Supplier - Clinic/group Practice
Entity Identifiers	NPI Number: 1760552343 PECOS PAC ID: 4284547274 Enrollment ID: O20031106000389

Entity Name	University Of California San Francisco
Entity Type	Part B Supplier - Clinic/group Practice
Entity Identifiers	NPI Number: 1861578973 PECOS PAC ID: 4486567229 Enrollment ID: O20031212000897

Entity Name	Ucsf Medical Group Business Services
Entity Type	Part B Supplier - Clinic/group Practice
Entity Identifiers	NPI Number: 1477624104 PECOS PAC ID: 3779497870 Enrollment ID: O20040622001513

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. Jonathan Ostrem 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
Jonathan Ostrem, MD, PHD 75 Francis St, Boston, MA 02115-6110 Ph: (617) 732-5500	Jonathan Ostrem, MD, PHD 75 Francis St, Boston, MA 02115-6110 Ph: (617) 732-5500

Reviews and Comments

Internal Medicine Doctors in Boston, MA

Kaitlyn My-tu Lam, MBBS Internal Medicine Medicare: Not Enrolled in Medicare Practice Location: Massachusetts General Hospital, 55 Fruit Street, Boston, MA 02114 Phone: 617-724-7738
Kui Toh Gerard Leong, M.D. Internal Medicine Medicare: Not Enrolled in Medicare Practice Location: 55 Fruit Street, Massachusetts General Hospital, Boston, MA 02114 Phone: 617-726-8862
Ruma Rajbhandari, Internal Medicine Medicare: Accepting Medicare Assignments Practice Location: 75 Francis St, Boston, MA 02115 Phone: 617-525-6841
Alaka Ray, M.D. Internal Medicine Medicare: Accepting Medicare Assignments Practice Location: Massachusetts General Hospital, 55 Fruit Street, Boston, MA 02114 Phone: 617-726-2066
Meghan E Sise, M.D. Internal Medicine Medicare: Accepting Medicare Assignments Practice Location: Massachusetts General Hospital, 55 Fruit Street, Boston, MA 02114 Phone: 617-726-2862
Aaron Dickstein, M.D. Internal Medicine Medicare: Accepting Medicare Assignments Practice Location: 800 Washington St, Box 233, Boston, MA 02111 Phone: 617-636-5883 Fax: 617-636-9292
Dr. Felicia Elizabeth Patch, MD Internal Medicine Medicare: Accepting Medicare Assignments Practice Location: 801 Massachusetts Ave, Crosstown 2, Boston, MA 02118 Phone: 617-414-4376 Fax: 617-414-4676

Jonathan Ostrem, MD, PHD - Medicare Internal Medicine in Boston, MA