ROBERT PATRICK OBER NP-C
NPI 1629640446
Nurse Practitioner in Boston, MA
About Robert Patrick Ober Np-c NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ROBERT PATRICK OBER NP-C (NPI 1629640446) is an individual nurse practitioner in Boston, Massachusetts, licensed in Massachusetts (RN2311699) and active in the NPI registry since July 2021. He is enrolled in Medicare PECOS, is affiliated with Massachusetts General Hospital, and is a graduate of Other (2021).
NPPES Registry Identity
Specialties & Licenses 2
Accepted Insurance
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
Robert Patrick Ober Np-c 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.
Medicare Billing Reassignments
2Medicare enrollment records show Robert Ober reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Boston, MA 02114
- Reassigned Medicare billing, Massachusetts enrollment
- 6,360 clinicians in this Medicare group
Boston, MA 02114
- Reassigned Medicare billing, Massachusetts enrollment
- 6,234 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Hospital Affiliations CMS Care Compare
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Massachusetts General Hospital
Acute Care Hospitals · Boston, MAPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 02114 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 5
Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.
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.
BOSTON, MA 02114
BOSTON, MA 02114
BOSTON, MA 02114
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 Robert Ober's NPI number?
The NPI number for Robert Ober is 1629640446. It was assigned to this individual provider in the NPPES registry on July 12, 2021.
Where is Robert Ober located?
Robert Ober practices at 55 Fruit St, Boston, MA 02114. The listed phone number is (860) 759-9878.
What is Robert Ober's specialty?
The primary specialty registered for this NPI is Nurse Practitioner with taxonomy code 363L00000X.
Is Robert Ober enrolled in Medicare?
Yes. Robert Ober 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 Robert Ober's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Robert Ober reassigns Medicare benefits to 2 organizations: Massachusetts General Physicians Organization Inc (Boston, MA) and The General Hospital Corporation (Boston, MA). 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 Robert Ober's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Robert Ober accept?
Health plans from Taro Health list Robert Ober as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
Is Robert Ober affiliated with any hospitals?
According to CMS data, Robert Ober is affiliated with Massachusetts General Hospital.
When was this NPI record last updated?
The NPPES record for Robert Ober was last updated on January 14, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.
# Robert Patrick Ober, NP-C · NPI 1629640446
Nurse Practitioner physician in Boston, Massachusetts. Individual provider, active in the CMS NPPES registry since July 12, 2021.
## Identity
- **NPI:** 1629640446 (Entity type: Individual)
- **Enumerated:** July 12, 2021
- **Primary specialty:** Nurse Practitioner · taxonomy 363L00000X
- **State license:** RN2311699 (Massachusetts)
- **Sole proprietor:** No
## Practice location
- **Address:** 55 FRUIT ST, Boston, MA 02114-2621
- **Phone:** (860) 759-9878
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 2 organizations under Medicare reassignment (form CMS-855R): Massachusetts General Physicians Organization Inc (NPI 1801874573, Boston, MA); The General Hospital Corporation (NPI 1023049236, Boston, MA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2021
## Record status
- **NPPES last updated:** January 14, 2022
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Source: [NPI Profile](https://npiprofile.com/npi/1629640446) · Data from the CMS NPPES public registry.