Dr. Matthew Douglas Robertson, MD
- Medicare services, 2024
- 425
- Medicare patients, 2024
- 228
- Part D claims, 2024
- 53
- Hospital affiliations
- 3
- Industry payments
- $475
- Practice address
- 333 Borthwick Ave, Portsmouth, NH 03801
- Practice phone
- Call (603) 436-5110
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Robertson'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.
Dr. Matthew Douglas Robertson is a neurologist in Portsmouth, New Hampshire
Dr. Robertson practices at Portsmouth Regional Hospital in Portsmouth, New Hampshire, part of HCA Healthcare.
Dr. Robertson's NPI, 1245474360, was assigned on April 21, 2009. Dr. Robertson graduated from University Of Minnesota Medical School in 2009. Dr. Robertson holds New Hampshire license 17186.
- NPI
- 1245474360NPI Registry (opens in a new tab)
- Medicare PAC ID
- 6901021120
- NPI enumeration date
- April 21, 2009
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (603) 436-5110
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 43
- Medical school graduation
- 2009
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Matthew Douglas Robertson practices at Portsmouth Regional Hospital in Portsmouth, New Hampshire
Dr. Robertson's primary practice is Portsmouth Regional Hospital, at 333 Borthwick Ave, Portsmouth, NH 03801 in Rockingham County. The practice phone is (603) 436-5110.
- Portsmouth Regional Hospital333 Borthwick Ave, Portsmouth, NH 03801 · Rockingham CountyPhone(603) 436-5110
Source: Dmand AI Affiliation Data
Dr. Matthew Douglas Robertson is affiliated with 5 sites of care and 1 medical group
Dr. Robertson's primary practice is Portsmouth Regional Hospital in Portsmouth, New Hampshire, part of HCA Healthcare. Dr. Robertson is also affiliated with Wentworth-Douglass Hospital. The medical group on file is Wentworth-Douglass Hospital. Dmand AI also links Dr. Robertson to 1 more hospital, 1 group practice or clinic and 1 ambulatory surgery center, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Matthew Douglas Robertson's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Robertson practices, 5 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Portsmouth Regional Hospital | Available with a free account |
| +4 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Matthew Douglas Robertson is one of 96 neurologists in New Hampshire
Neurology is Dr. Robertson's primary specialty in the NPI Registry, under taxonomy code 2084N0400X. Dr. Robertson is board certified in neurology by the American Board of Psychiatry and Neurology. Dmand AI has Dr. Robertson's licenses on file in 5 states: New Hampshire, California, Florida, Washington and North Carolina.
Specialties and state licenses
- Neurology, New HampshirePrimary
- California license
- Florida license
- Washington license
- North Carolina license
Clinical focus
Dmand AI lists acute mini-stroke (TIA), carpal tunnel syndrome, epilepsy, hypersomnia, lower back pain, muscle disease, muscle pain, fibromyalgia, and limb pain and non-alzheimer's dementia (chronic) among the conditions Dr. Robertson treats.
Neurologists near Dr. Robertson
Counts of neurologists 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
Dr. Matthew Douglas Robertson billed Medicare for 425 services in 2024
CMS data shows 425 Medicare services from Dr. Robertson across 7 procedure codes in 2024, for 228 Medicare patients. Medicare paid $40,063 for them.
Dr. Robertson's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 312024: 4061210%
- Tests and treatments
- 2023: 02024: 19
Where Dr. Robertson's Medicare services took place, 2024
- In an office5312%
- In a facility37288%
Dr. Robertson compared with the New Hampshire median for neurologists, 2024
- Dr. Robertson
- New Hampshire median
- Medicare services
- 425vs 4608% below
- Medicare patients
- 228vs 25611% below
- Part D claims
- 975vs 51689% above
Medians across 102 neurologists in New Hampshire with Dmand AI profiles that report each measure.
Dr. Robertson's most billed Medicare procedure codes, 2024
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
Need commercial claims for Dr. Robertson?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Robertson and other neurologists in New Hampshire.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Matthew Douglas Robertson treated 228 Medicare patients in 2024, average age 75
CMS counts 228 Medicare patients who saw Dr. Robertson in 2024. The largest group is 75 to 84, with 92 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 21% are also on Medicaid. Their average risk score is 2.10, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Dr. Robertson's median patient age at 68, with 60% women.
Dr. Robertson's Medicare patients by age, 2024
Dr. Robertson's Medicare patients by sex, 2024
- Women13258%
- Men9642%
Chronic conditions among Dr. Robertson's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Stroke or TIA71%
- Arthritis62%
- Mood disorders51%
- Ischemic heart disease49%
- Depression46%
- Anxiety45%
Share of Medicare patients with each condition. A patient can have several.
Dr. Robertson's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 68
Patient panel by sex, all payers
- Women60%
- Men39%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Matthew Douglas Robertson wrote 53 Medicare Part D claims in 2024
In 2024, Dr. Robertson wrote 53 Medicare Part D claims for 34 patients. 85% of them were for generic drugs. They cover 37 drugs, with $172,908 in total drug cost. In 2022, CMS named 3,225 claims across 80 drugs.
Dr. Robertson's Part D claims by kind of drug, 2024
- Generic45 claims85%
- Brand-name and other8 claims15%
Dr. Robertson's most prescribed drugs by claims, 2023
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Part D claims for drugs CMS names, 2022 to 2023
- 2022
- 2023
- Claims for drugs CMS names
- 2022: 3,2252023: 97570%
Drugs named by CMS: 37 in 2023, 80 in 2022.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
Dr. Matthew Douglas Robertson offers telehealth to Medicare patients
Dr. Robertson accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Robertson as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Matthew Douglas Robertson received $475 in industry payments from 2016 to 2022
CMS Open Payments shows 12 general payments to Dr. Robertson from 7 drug and device companies from 2016 to 2022. Gifts make up the largest share, 51% of the total. Resmed Corp paid the most, $240.
General payments to Dr. Robertson by program year, 2016 to 2022
General payments to Dr. Robertson by kind, 2016 to 2022
- Gifts$24051%
- Food and beverage$23549%
Companies that paid Dr. Robertson the most, 2016 to 2022
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Matthew Douglas Robertson graduated from University Of Minnesota Medical School
Dr. Robertson graduated from University Of Minnesota Medical School in 2009.
- Medical school
- Board certified in neurology
- Board certified in sleep medicine
Source: Dmand AI Professional Profile Data
Dr. Matthew Douglas Robertson accepts plans from 16 insurance carriers
Dr. Robertson is in network with 16 carriers, including Aetna, Excellus BlueCross BlueShield and Blue Cross Blue Shield of Michigan. PPO plans come from the most carriers, 11. Check the plan with the practice before a visit.
- Aetna
- Excellus BlueCross BlueShield
- Blue Cross Blue Shield of Michigan
- United Healthcare
- Elevance
- HCSC
- Blue Cross Blue Shield of Massachusetts
- Cigna
- +8 more carriersWith a free account
Plan types Dr. Robertson accepts, by number of carriers
- PPO11
- Medicare10
- HMO9
- EPO4
- POS4
Source: Dmand AI Insurance Network Data
Sources for Dr. Matthew Douglas Robertson'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 services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)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) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| Insurance carriers and plan types | Dmand AI Insurance Network Data |
| 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 Dr. Matthew Douglas Robertson
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. Matthew Douglas Robertson's NPI number?
Dr. Matthew Douglas Robertson's NPI number is 1245474360. It was assigned on April 21, 2009, and it is active in the NPI Registry.
What kind of doctor is Dr. Matthew Douglas Robertson?
Dr. Matthew Douglas Robertson is a neurologist in Portsmouth, New Hampshire. The primary specialty in the NPI Registry is Neurology Physician (taxonomy code 2084N0400X).
Where does Dr. Matthew Douglas Robertson practice?
Dr. Robertson practices at 333 Borthwick Ave, Portsmouth, NH 03801. Dr. Robertson's primary practice is Portsmouth Regional Hospital in Portsmouth, New Hampshire, part of HCA Healthcare. Dmand AI also links Dr. Robertson to 1 hospital, 1 group practice or clinic and 1 ambulatory surgery center.
What is Dr. Matthew Douglas Robertson's office phone number?
The practice phone on file for Dr. Robertson is (603) 436-5110.
What is Dr. Matthew Douglas Robertson's medical license number?
Dr. Robertson holds New Hampshire license 17186, one of the licenses on file in 5 states.
Which states has Dr. Matthew Douglas Robertson been licensed in?
Dmand AI has state licenses on file for Dr. Robertson in New Hampshire (2015 to 2027), California (since 2013), Florida (2022 to 2025), Washington (2014 to 2016) and North Carolina (2009 to 2013).
Which hospitals is Dr. Matthew Douglas Robertson affiliated with?
Dr. Robertson practices at Portsmouth Regional Hospital in Portsmouth, New Hampshire. Dr. Robertson is also affiliated with Wentworth-Douglass Hospital. Dmand AI links Dr. Robertson to 1 more hospital.
What medical group is Dr. Matthew Douglas Robertson part of?
Dr. Robertson is linked to Wentworth-Douglass Hospital.
Does Dr. Matthew Douglas Robertson accept Medicare?
Yes. CMS data shows Dr. Robertson billed Medicare for 425 services in 2024, and Dr. Robertson accepts Medicare assignment.
Does Dr. Matthew Douglas Robertson offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Robertson as offering telehealth services.
Show 8 more questionsShow fewer questions
How many Medicare patients does Dr. Matthew Douglas Robertson see?
CMS counts 228 Medicare patients who saw Dr. Robertson in 2024, with an average age of 75.
Is Dr. Matthew Douglas Robertson board certified?
Yes. Dr. Robertson is board certified in neurology by the American Board of Psychiatry and Neurology.
What services does Dr. Matthew Douglas Robertson bill to Medicare?
In 2024, Dr. Robertson's most billed Medicare services were hospital inpatient care (99232), hospital inpatient care (99222) and hospital inpatient care (99223).
Where did Dr. Matthew Douglas Robertson go to medical school?
Dr. Robertson graduated from University Of Minnesota Medical School in 2009.
What drugs does Dr. Matthew Douglas Robertson prescribe most?
In 2023 Medicare Part D data, Dr. Robertson's most prescribed drugs by claims were Levetiracetam, Carbidopa-Levodopa and Donepezil HCl.
Has Dr. Matthew Douglas Robertson received payments from drug or device companies?
CMS Open Payments shows $475 in general payments to Dr. Robertson from 7 companies from 2016 to 2022. The largest total came from Resmed Corp.
How long has Dr. Matthew Douglas Robertson been practicing?
Dr. Robertson graduated from medical school in 2009, 17 years ago.
What insurance does Dr. Matthew Douglas Robertson accept?
Dr. Robertson is in network with 16 carriers, including Aetna, Excellus BlueCross BlueShield and Blue Cross Blue Shield of Michigan. PPO plans come from the most carriers, 11. Check the plan with the practice before a visit.
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