DR. FREDERICK MARIUS JACOBSEN IV MD
NPI 1235256827
Psychiatry & Neurology - Sleep Medicine in Washington, DC
About Dr. Frederick Marius Jacobsen Iv Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. FREDERICK MARIUS JACOBSEN IV MD (NPI 1235256827) is an individual sleep medicine provider in Washington, District Of Columbia, licensed in District Of Columbia (14701) and active in the NPI registry since March 2007. He has opted out of Medicare through February 24, 2028 and remains eligible to order and refer.
NPPES Registry Identity
Specialties & Licenses 6
Other Identifiers 1
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.
Medicare Enrollment Status
Opted out of Medicare
Dr. Frederick Marius Jacobsen Iv Md has filed a Medicare opt-out affidavit. Services are provided under private contract between the provider and the patient, and are not billed to or reimbursed by Medicare. The opt-out is on file from February 24, 2014 through February 24, 2028.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 20037 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Referred Medical Equipment & Supplies CMS DME claims 2
Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.
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 Frederick Jacobsen's NPI number?
The NPI number for Frederick Jacobsen is 1235256827. It was assigned to this individual provider in the NPPES registry on March 26, 2007.
Where is Frederick Jacobsen located?
Frederick Jacobsen practices at 908 New Hampshire Ave NW Ste 700, Washington, DC 20037. The listed phone number is (202) 234-1742.
What is Frederick Jacobsen's specialty?
The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Sleep Medicine, with taxonomy code 2084S0012X.
Is Frederick Jacobsen enrolled in Medicare?
No. Frederick Jacobsen has opted out of Medicare through February 24, 2028. Care is provided under private contracts, and Medicare does not pay for services furnished by providers who have opted out. The provider remains eligible to order and refer services for Medicare patients.
When was this NPI record last updated?
The NPPES record for Frederick Jacobsen was last updated on August 12, 2008. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 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.
# Dr. Frederick Marius Jacobsen IV, MD · NPI 1235256827
Sleep Medicine physician in Washington, District of Columbia. Individual provider, active in the CMS NPPES registry since March 26, 2007.
## Identity
- **NPI:** 1235256827 (Entity type: Individual)
- **Enumerated:** March 26, 2007
- **Primary specialty:** Psychiatry & Neurology - Sleep Medicine · taxonomy 2084S0012X
- **State license:** 14701 (District of Columbia)
- **Sole proprietor:** No
## Practice location
- **Address:** 908 NEW HAMPSHIRE AVE NW STE 700, Washington, DC 20037-2371
- **Phone:** (202) 234-1742
## Medicare
- **Medicare:** Opted out of Medicare (opt-out affidavit on file, in effect through February 24, 2028); services are provided under private contract
## Record status
- **NPPES last updated:** August 12, 2008
- **Other identifiers:** Medicare UPIN C88024 (DC)
---
Source: [NPI Profile](https://npiprofile.com/npi/1235256827) · Data from the CMS NPPES public registry.