DR. MOHAMMAD HOSSEIN NIAYESH (MD,FACS,FRCS) – Surgery Physician, NPI 1871862656

DR. MOHAMMAD HOSSEIN NIAYESH (MD,FACS,FRCS) is a healthcare provider. based in Calais, Maine. specializing in GENERAL SURGERY. They hold the professional credentials MD,FACS,FRCS. They hold a License No. 018906 (ME). The NPI Number for DR. MOHAMMAD HOSSEIN NIAYESH (MD,FACS,FRCS) is 1871862656

Main info

Male
46 Years Of Experience
Accepts Medicare Assignment
Name
DR. MOHAMMAD HOSSEIN NIAYESH (MD,FACS,FRCS)
NPI
1871862656
Phone
(207) 454-7521
Address
24 HOSPITAL LN
Enumeration Date
22 December 2011
Last Update Date
25 September 2024

Doctor Profile

Medical School Name
OTHER
Secondary Phone
2077233004
Graduation Year
1980 (46 years ago)
PAC ID
0547429466
Group Practice PAC ID
3779491212
Professional Enrollment ID
I20120313000825
Address ID
ME044621235MI165XXSTXX302
Data current as of
20 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience52
Completeness75
Years active:14State licenses:1Digital endpointsOther names

219 GENERAL SURGERY in ME

Provider Addresses for DR. MOHAMMAD HOSSEIN NIAYESH (MD,FACS,FRCS)

  • 24 HOSPITAL LN

    CALAIS, ME 046191398

    Phone: (207) 454-7521

    Type: Mailing

  • 200 SOMERSET ST

    MILLINOCKET, ME 044621298

    Phone: (207) 723-7247

    Type: Mailing

  • 165 POPLAR ST STE 2

    MILLINOCKET, ME 044621235

    Phone: (207) 723-3003

    Fax: (207) 723-3006

    Type: Location

  • 200 Somerset St

    Millinocket, ME 044621298

    Phone: (207) 723-3374

    Type: Location

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

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Open Payments (CMS)

CMS reports 1 Open Payments records for all available years, with a total value of $14.

Total Amount is formed as General ($14) + Research ($0) + Ownership ($0) = $14.

Last reported payment date: 2023-07-12 • Largest payer in this snapshot: Medtronic, Inc. ($14).

Total Amount

$14

General + Research + Ownership

Payments

1

Total payment records

General Amount

$14

General payments

Research Amount

$0

Research funding

Ownership Amount

$0

Ownership interests

Ownership Count

0

Ownership records

Last Payment Date

2023-07-12

Latest reported date

Top Companies

Largest payers in this snapshot

CompanyAmount
Medtronic, Inc.$14
View all Open Payments →|Open Payments Risk Radar →

Medicare Enrollment & Revalidation

Source: CMS public data · Not endorsed by CMS ·

Educational use only—not medical, billing, or legal advice.

PECOS enrollment status

Participating (accepts Medicare assignment)

Enrollment effective: 2012-03-13

PECOS data refreshed: 2026-05-27

Medicare revalidation (CMS due date list)

Due date not assigned yet

CMS is tracking this Medicare enrollment for revalidation, but has not published a due date.

Enrollment records

1

Earliest due date

Not assigned (TBD)

CMS data updated

2026-06-01

Revalidation progress

  1. Medicare enrolled
  2. On CMS revalidation list
  3. Due date assigned
  4. Revalidate in PECOS

CMS enrollment records

Enrollment IDTypeSpecialtyStateDue date
I20120313000825IGeneral SurgeryMETBD

What to do next

  • No action required while the due date shows TBD.
  • Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
  • Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.

Verify on CMS Revalidation Lookup Tool

Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS

Medicare Utilization (FFS)

Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·

Educational use only—not medical, billing, or legal advice.

No Medicare fee-for-service utilization data available for this provider in our database.

Insurance plans in this area (ZIP 04619)

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Group practice members

Group practice members are other physicians who share the same Group Practice PAC ID with this doctor. When doctors form a group practice and register in PECOS as a single entity, they receive a shared identification number. This table lists all providers in the same group practice.
PAC ID: 3779491212View full group profile

Reviews

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Frequently asked questions

What federal number belongs to DR. MOHAMMAD HOSSEIN NIAYESH (MD,FACS,FRCS)?
The federal identifier for DR. MOHAMMAD HOSSEIN NIAYESH (MD,FACS,FRCS) is NPI 1871862656.
Is DR. MOHAMMAD HOSSEIN NIAYESH (MD,FACS,FRCS) currently active in the NPI registry?
CMS-published data lists DR. MOHAMMAD HOSSEIN NIAYESH (MD,FACS,FRCS) as an active registrant.
What field does DR. MOHAMMAD HOSSEIN NIAYESH (MD,FACS,FRCS) work in?
You can think of DR. MOHAMMAD HOSSEIN NIAYESH (MD,FACS,FRCS) as practicing within Surgery Physician. Clinical services aligned with this taxonomy classification.
Where is DR. MOHAMMAD HOSSEIN NIAYESH (MD,FACS,FRCS)'s primary listing?
We display Calais, Maine because that is what the record indicates for DR. MOHAMMAD HOSSEIN NIAYESH (MD,FACS,FRCS).
How can I contact DR. MOHAMMAD HOSSEIN NIAYESH (MD,FACS,FRCS)?
Phone or fax may appear on the official NPI record when supplied — verify before relying on them.

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