Dr. Mohammad Hossein Niayesh, FACS, MD
- Part D claims, 2024
- 173
- Hospital affiliations
- 1
- Industry payments
- $965
- Medical groups
- 2
- Insurance carriers
- 11
- Practice address
- 200 Somerset Street, Millinocket, ME 04462
- Practice phone
- Call (207) 723-5161
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Niayesh'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. Mohammad Hossein Niayesh is a general surgeon in Millinocket, Maine
Dr. Niayesh practices at Millinocket Regional Hospital in Millinocket, Maine, part of Millinocket Regional Hospital.
Dr. Niayesh's NPI, 1871862656, was assigned on December 22, 2011. Dr. Niayesh graduated from Shiraz University of Medical Sciences in 1980. Dr. Niayesh holds Maine license 018906.
- NPI
- 1871862656NPI Registry (opens in a new tab)
- Medicare PAC ID
- 0547429466
- NPI enumeration date
- December 22, 2011
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (207) 723-5161
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 72
- Medical school graduation
- 1980
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Mohammad Hossein Niayesh practices at Millinocket Regional Hospital in Millinocket, Maine
Dr. Niayesh's primary practice is Millinocket Regional Hospital, at 200 Somerset Street, Millinocket, ME 04462 in Penobscot County. The practice phone is (207) 723-5161.
- Millinocket Regional Hospital200 Somerset Street, Millinocket, ME 04462 · Penobscot CountyPhone(207) 723-5161
Source: Dmand AI Affiliation Data
Dr. Mohammad Hossein Niayesh is affiliated with 2 sites of care and 2 medical groups
Dr. Niayesh's primary practice is Millinocket Regional Hospital in Millinocket, Maine, part of Millinocket Regional Hospital. The medical group on file is Millinocket Regional Hospital. Dmand AI also links Dr. Niayesh to 1 more group practice or clinic and 1 medical group, each named with a free account. Dr. Niayesh'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 Dr. Mohammad Hossein Niayesh's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Niayesh practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Millinocket Regional 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 Millinocket Regional Hospital and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Mohammad Hossein Niayesh is one of 191 general surgeons in Maine
Surgery is Dr. Niayesh's primary specialty in the NPI Registry, under taxonomy code 208600000X. Dr. Niayesh is board certified in facs by the American College of Surgeons. Dr. Niayesh is licensed in Maine.
Specialties and state licenses
- Surgery, MainePrimary
Clinical focus
Dmand AI lists cancerous skin growth removal, colonoscopy, groin hernia surgery and upper GI endoscopy among the conditions Dr. Niayesh treats.
General surgeons near Dr. Niayesh
Counts of general surgeons 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. Mohammad Hossein Niayesh's patients have a median age of 68
Across all payers, Dmand AI patient panel data puts Dr. Niayesh's median patient age at 68, with 50% women.
Dr. Niayesh'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
- Women50%
- Men49%
Source: Dmand AI Patient Panel Data
Dr. Mohammad Hossein Niayesh wrote 173 Medicare Part D claims in 2024
In 2024, Dr. Niayesh wrote 173 Medicare Part D claims for 144 patients. 77% of them were for generic drugs. CMS names the drug for 152 of them, across 3 drugs with 11 or more claims each, at $2,075 in total drug cost. In 2023, CMS named 37 claims across 2 drugs.
Dr. Niayesh's Part D claims by kind of drug, 2024
- Generic134 claims77%
- Brand-name39 claims23%
Dr. Niayesh's most prescribed drugs by claims, 2024
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, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 372024: 152311%
Drugs named by CMS: 3 in 2024, 2 in 2023.
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
How Dr. Mohammad Hossein Niayesh takes part in Medicare
Dr. Niayesh accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Upper gastrointestinal (GI) endoscopy for acid reflux: 1 to 10 procedures (CMS shows small counts as a range)
Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)
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Dr. Mohammad Hossein Niayesh received $965 in industry payments from 2017 to 2023
CMS Open Payments shows 5 general payments to Dr. Niayesh from 3 drug and device companies from 2017 to 2023. Travel and lodging make up the largest share, 95% of the total. Davol Inc. paid the most, $932.
General payments to Dr. Niayesh by program year, 2017 to 2023
General payments to Dr. Niayesh by kind, 2017 to 2023
- Travel and lodging$91795%
- Food and beverage$485%
Companies that paid Dr. Niayesh the most, 2017 to 2023
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Mohammad Hossein Niayesh has 3 awards and honors on record
Dmand AI lists 3 awards for Dr. Niayesh, most recently Senior Lecturer at University of Bristol School of Medicine in 2012.
Awards and honors for Dr. Niayesh
- 2012
- Senior Lecturer at University of Bristol School of Medicine
- Surgical Tutor
- 2011
- ACS Fellow
Source: Dmand AI Professional Profile Data
Dr. Mohammad Hossein Niayesh graduated from Shiraz University of Medical Sciences
Dr. Niayesh graduated from Shiraz University of Medical Sciences in 1980.
- Medical school
- Board certified in facs
- Board certified in intercollegiate board of surgery frcs (gen.surg.)
- Board certified in license to practice medicine, surgery and midwifery lrcp( london)
- Board certified in frcs( edinburgh)
- Board certified in mrcs ( england )
Source: Dmand AI Professional Profile Data
Dr. Mohammad Hossein Niayesh accepts plans from 11 insurance carriers
Dr. Niayesh is in network with 11 carriers, including Aetna, Blue Cross Blue Shield of Michigan and United Healthcare. PPO plans come from the most carriers, 9. Check the plan with the practice before a visit.
- Aetna
- Blue Cross Blue Shield of Michigan
- United Healthcare
- Blue Cross Blue Shield of Massachusetts
- Elevance
- HCSC
- Humana
- Regence Health Plans
- +3 more carriersWith a free account
Plan types Dr. Niayesh accepts, by number of carriers
- PPO9
- Medicare8
- HMO4
- POS3
- EPO1
- Medicaid1
Source: Dmand AI Insurance Network Data
Sources for Dr. Mohammad Hossein Niayesh'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 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)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Awards and committee roles | Dmand AI Professional Profile Data |
| 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. Mohammad Hossein Niayesh
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. Mohammad Hossein Niayesh's NPI number?
Dr. Mohammad Hossein Niayesh's NPI number is 1871862656. It was assigned on December 22, 2011, and it is active in the NPI Registry.
What kind of doctor is Dr. Mohammad Hossein Niayesh?
Dr. Mohammad Hossein Niayesh is a general surgeon in Millinocket, Maine. The primary specialty in the NPI Registry is Surgery Physician (taxonomy code 208600000X).
Where does Dr. Mohammad Hossein Niayesh practice?
Dr. Niayesh practices at 200 Somerset Street, Millinocket, ME 04462. Dr. Niayesh's primary practice is Millinocket Regional Hospital in Millinocket, Maine, part of Millinocket Regional Hospital. Dmand AI also links Dr. Niayesh to 1 group practice or clinic and 1 medical group.
What is Dr. Mohammad Hossein Niayesh's office phone number?
The practice phone on file for Dr. Niayesh is (207) 723-5161.
What is Dr. Mohammad Hossein Niayesh's medical license number?
Dr. Niayesh holds Maine license 018906.
Which hospitals is Dr. Mohammad Hossein Niayesh affiliated with?
Dr. Niayesh practices at Millinocket Regional Hospital in Millinocket, Maine.
What medical group is Dr. Mohammad Hossein Niayesh part of?
Dr. Niayesh is linked to Millinocket Regional Hospital. Dmand AI links Dr. Niayesh to 1 more medical group.
Does Dr. Mohammad Hossein Niayesh accept Medicare?
Yes. CMS lists Dr. Niayesh as accepting Medicare assignment.
Is Dr. Mohammad Hossein Niayesh board certified?
Yes. Dr. Niayesh is board certified in facs by the American College of Surgeons.
Where did Dr. Mohammad Hossein Niayesh go to medical school?
Dr. Niayesh graduated from Shiraz University of Medical Sciences in 1980.
Show 4 more questionsShow fewer questions
What drugs does Dr. Mohammad Hossein Niayesh prescribe most?
In 2024 Medicare Part D data, Dr. Niayesh's most prescribed drugs by claims were Gavilyte-G, Peg-3350 And Electrolytes and Pantoprazole Sodium.
Has Dr. Mohammad Hossein Niayesh received payments from drug or device companies?
CMS Open Payments shows $965 in general payments to Dr. Niayesh from 3 companies from 2017 to 2023. The largest total came from Davol Inc.
How long has Dr. Mohammad Hossein Niayesh been practicing?
Dr. Niayesh graduated from medical school in 1980, 46 years ago.
What insurance does Dr. Mohammad Hossein Niayesh accept?
Dr. Niayesh is in network with 11 carriers, including Aetna, Blue Cross Blue Shield of Michigan and United Healthcare. PPO plans come from the most carriers, 9. Check the plan with the practice before a visit.
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