Robert Patrick Ober, NPC
- Part D claims, 2026
- 45
- Hospital affiliations
- 1
- Medical groups
- 2
- State license
- 1
- Year NPI issued
- 2021
- Practice address
- 55 Fruit Street, Boston, MA 02114
- Practice phone
- Call (617) 726-2000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Robert Ober's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Robert Patrick Ober is a nurse practitioner in Boston, Massachusetts
Robert Ober practices at Massachusetts General Hospital in Boston, Massachusetts, part of Mass General Brigham.
Robert Ober's NPI, 1629640446, was assigned on July 12, 2021. Robert Ober holds Massachusetts license RN2311699.
- NPI
- 1629640446NPI Registry (opens in a new tab)
- Medicare PAC ID
- 5991182149
- NPI enumeration date
- July 12, 2021
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (617) 726-2000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 31
- Medical school graduation
- 2021
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Robert Patrick Ober practices at Massachusetts General Hospital in Boston, Massachusetts
Robert Ober's primary practice is Massachusetts General Hospital, at 55 Fruit Street, Boston, MA 02114 in Suffolk County. The practice phone is (617) 726-2000.
- Massachusetts General Hospital55 Fruit Street, Boston, MA 02114 · Suffolk CountyPhone(617) 726-2000
Source: Dmand AI Affiliation Data
Robert Patrick Ober is affiliated with 2 sites of care and 2 medical groups
Robert Ober's primary practice is Massachusetts General Hospital in Boston, Massachusetts, part of Mass General Brigham. The medical group on file is Massachusetts General Hospital. Dmand AI also links Robert Ober to 1 more community health center and 1 medical group, each named with a free account. Robert Ober's employer is on file too: a hospital.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Robert Patrick Ober's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Robert Ober practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Massachusetts General Hospital | Available with a free account |
| +1 more site and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across Mass General Brigham and 6.2K+ hospitals, with verified contacts in the same login.
Robert Patrick Ober is one of 2,511 nurse practitioners in Massachusetts
Nurse practitioner is Robert Ober's primary specialty in the NPI Registry, under taxonomy code 363L00000X. Robert Ober is licensed in Massachusetts.
Specialties and state licenses
- Nurse practitioner, MassachusettsPrimary
Nurse practitioners near Robert Ober
Counts of nurse practitioners with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Robert Patrick Ober's patients have a median age of 33
Across all payers, Dmand AI patient panel data puts Robert Ober's median patient age at 33, with 4% women.
Robert Ober's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 33
Patient panel by sex, all payers
- Women4%
- Men96%
Source: Dmand AI Patient Panel Data
Robert Patrick Ober wrote 45 Medicare Part D claims in 2026
In 2026, Robert Ober wrote 45 Medicare Part D claims for 13 patients. 76% of them were for generic drugs.
Robert Ober's Part D claims by kind of drug, 2026
- Generic34 claims76%
- Brand-name11 claims24%
Source: Medicare Part D Prescribers - by Provider (CMS), 2026 data
How Robert Patrick Ober takes part in Medicare
Robert Ober accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
For MedTech and pharma teams
Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.
Sources for Robert Patrick Ober's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| Part D prescribing | Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Robert Patrick Ober
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Robert Patrick Ober's NPI number?
Robert Patrick Ober's NPI number is 1629640446. It was assigned on July 12, 2021, and it is active in the NPI Registry.
What does Robert Patrick Ober specialize in?
Robert Patrick Ober is a nurse practitioner in Boston, Massachusetts. The primary specialty in the NPI Registry is Nurse Practitioner (taxonomy code 363L00000X).
Where does Robert Patrick Ober practice?
Robert Ober practices at 55 Fruit Street, Boston, MA 02114. Robert Ober's primary practice is Massachusetts General Hospital in Boston, Massachusetts, part of Mass General Brigham. Dmand AI also links Robert Ober to 1 community health center and 1 medical group, and a free account names each one.
What is Robert Patrick Ober's office phone number?
The practice phone on file for Robert Ober is (617) 726-2000. Dmand AI also checks direct phone and mobile numbers, available with a free account.
What is Robert Patrick Ober's email address?
Dmand AI checks professional and personal email addresses for Robert Ober through healthcare-specific waterfall enrichment. They are available with a free Dmand AI account.
What is Robert Patrick Ober's medical license number?
Robert Ober holds Massachusetts license RN2311699.
Which hospitals is Robert Patrick Ober affiliated with?
Robert Ober practices at Massachusetts General Hospital in Boston, Massachusetts.
What medical group is Robert Patrick Ober part of?
Robert Ober is linked to Massachusetts General Hospital. Dmand AI links Robert Ober to 1 more medical group, named with a free account.
Who employs Robert Patrick Ober?
Dmand AI has Robert Ober's employer on file: a hospital. The organization's name is available with a free Dmand AI account.
Who does Robert Patrick Ober practice with?
Dmand AI links 1,112 HCPs to Robert Ober's primary medical group, 134 of them nurse practitioners. A free account lists them, with verified contacts.
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Does Robert Patrick Ober accept Medicare?
Yes. CMS lists Robert Ober as accepting Medicare assignment.
How long has Robert Patrick Ober been practicing?
Robert Ober graduated from medical school in 2021, 5 years ago.
What EHR does Robert Patrick Ober's practice use?
Dmand AI tracks the EHR system at Massachusetts General Hospital and at 1 more site and 1 medical group. The vendor and product are available with a free Dmand AI account.
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