MICHAEL F OATS (MD) – Ophthalmology Physician, NPI 1669450607

MICHAEL F OATS (MD) is a healthcare provider. based in Boston, Massachusetts. specializing in OPHTHALMOLOGY. They hold the professional credentials MD. They hold a License No. 52223 (MA). The NPI Number for MICHAEL F OATS (MD) is 1669450607

Main info

Male
45 Years Of Experience
Accepts Medicare Assignment
Name
MICHAEL F OATS (MD)
NPI
1669450607
Phone
(617) 367-4800
Address
50 STANIFORD ST
Enumeration Date
9 January 2006
Last Update Date
20 December 2021

Doctor Profile

Medical School Name
LOYOLA UNIVERSITY OF CHICAGO, STRITCH SCHOOL OF MEDICINE
Secondary Phone
5087714848
Graduation Year
1981 (45 years ago)
PAC ID
8123074135
Group Practice PAC ID
4789651498
Professional Enrollment ID
I20050323000511
Address ID
MA026732556WE88XXXRDXX400

Contacts

Secure Messaging
Oats.Michael.OCB@direct.partners.masshiway.net
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience64
Completeness85
Years active:20State licenses:1Other namesUpdated within 12 months

801 OPHTHALMOLOGY in MA

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Provider Addresses for MICHAEL F OATS (MD)

  • 50, Staniford Street, Downtown Crossing, West End, Boston, Suffolk County, Massachusetts, 02222, United States

    SUITE 600

    BOSTON, MA 021142517

    Phone: (617) 367-4800

    Fax: (617) 723-7028

    Type: Mailing

  • Cotuit Road, Mashpee, Barnstable County, Massachusetts, 02644, United States

    SANDWICH, MA 02563

    Phone: (508) 833-8222

    Fax: (508) 833-9924

    Type: Location

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

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Open Payments (CMS)

CMS reports 18 Open Payments records for all available years, with a total value of $644.

Total Amount is formed as General ($644) + Research ($0) + Ownership ($0) = $644.

Last reported payment date: 2024-12-12 • Largest payer in this snapshot: Glaukos Corporation ($216).

Total Amount

$644

General + Research + Ownership

Payments

18

Total payment records

General Amount

$644

General payments

Research Amount

$0

Research funding

Ownership Amount

$0

Ownership interests

Ownership Count

0

Ownership records

Last Payment Date

2024-12-12

Latest reported date

Top Companies

Largest payers in this snapshot

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: 2005-03-23

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
I20050323000511IOphthalmologyMATBD

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.

Top Medicare procedures (2023) · refreshed 2026-05-27

HCPCSDescriptionServicesBeneficiariesMedicare allowed
92014Established patient complete exam of visual system2,8712,622$0
92083Exam of visual field with extended testing1,2621,202$0
99213Established patient office or other outpatient visit, 20-29 minutes1,217859$0
92133Imaging of optic nerve1,1871,182$0
92012Established patient problem focused exam of visual system1,095861$0
View full utilization report →

Insurance plans in this area (ZIP 02114)

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Provider's Procedures

MICHAEL F OATS (MD) performs procedures in OPHTHALMOLOGY. See the list of HCPCS codes below.
SpecialtyPractice State
HCPCS Code
Description
Service Count
Beneficiary Count
OPHTHALMOLOGYMA92012Eye and medical examination for diagnosis and treatment, established patient999755
OPHTHALMOLOGYMA92083Measurement of field of vision during daylight conditions1177987
OPHTHALMOLOGYMA92134Diagnostic imaging of retina215188

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: 4789651498View full group profile
NameSpecialtyState
O P T O M E T R YMA
-MA
O P H T H A L M O L O G YMA
O P T O M E T R YMA
O P H T H A L M O L O G YMA
O P T O M E T R YMA
O P T O M E T R YMA
O P H T H A L M O L O G YMA
O P H T H A L M O L O G YMA
O P T O M E T R YMA

Reviews

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Frequently asked questions

What unique ID ties claims to MICHAEL F OATS (MD)?
NPI 1669450607 is assigned to MICHAEL F OATS (MD) under the national enumeration system.
Is MICHAEL F OATS (MD)'s enrollment marked active?
An active flag here means the NPI record is not in a deactivated state.
What does MICHAEL F OATS (MD) treat or focus on?
Patients typically see MICHAEL F OATS (MD) under the specialty Ophthalmology Physician. Clinical services aligned with this taxonomy classification.
What location shows for MICHAEL F OATS (MD)?
We surface Boston, Massachusetts for MICHAEL F OATS (MD) based on available NPPES addresses.
Is this NPI for an individual or an organization?
This listing corresponds to an Individual Provider.

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