RYAN M CASSERLY (MD) – Otolaryngology/Facial Plastic Surgery Physician, NPI 1114344025

RYAN M CASSERLY (MD) is a healthcare provider. based in Monterey, California. specializing in OTOLARYNGOLOGY. They hold the professional credentials MD. They hold a License No. 169329 (CA). The NPI Number for RYAN M CASSERLY (MD) is 1114344025

Main info

Male
12 Years Of Experience
Accepts Medicare Assignment
Name
RYAN M CASSERLY (MD)
NPI
1114344025
Phone
(831) 649-4000
Address
966 Cass St Ste 250
Enumeration Date
28 March 2014
Last Update Date
4 August 2020

Doctor Profile

Medical School Name
UNIVERSITY OF SOUTHERN CALIFORNIA KECK SCHOOL OF MEDICINE
Secondary Phone
8316494000
Graduation Year
2014 (12 years ago)
PAC ID
7719285972
Group Practice PAC ID
8921086166
Professional Enrollment ID
I20200826002901
Address ID
CA939404541MO966XXSTXX301
Telehealth
Yes
Data current as of
20 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience48
Completeness75
Years active:12State licenses:1Digital endpointsOther names

1,359 OTOLARYNGOLOGY in CA

Provider Addresses for RYAN M CASSERLY (MD)

  • 966 Cass St Ste 250

    Monterey, CA 939404541

    Phone: (831) 649-4000

    Type: Location

  • 966 CASS ST STE 250

    MONTEREY, CA 939404541

    Phone: (831) 649-4000

    Type: Location

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

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Open Payments (CMS)

CMS reports 78 Open Payments records for all available years, with a total value of $5,866.

Total Amount is formed as General ($5,866) + Research ($0) + Ownership ($0) = $5,866.

Last reported payment date: 2024-12-19 • Largest payer in this snapshot: Cochlear Americas ($3,901).

Total Amount

$5,866

General + Research + Ownership

Payments

78

Total payment records

General Amount

$5,866

General payments

Research Amount

$0

Research funding

Ownership Amount

$0

Ownership interests

Ownership Count

0

Ownership records

Last Payment Date

2024-12-19

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: 2020-08-26

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
I20200826002901IOtolaryngologyCATBD

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
99214Established patient office or other outpatient visit, 30-39 minutes1,128555$0
99204New patient office or other outpatient visit, 45-59 minutes296296$0
69210Removal of impacted ear wax294214$0
31575Diagnostic exam of voice box using a flexible endoscope5751$0
92542Test for abnormal eye movement using 3 positions with recording1515$0
View full utilization report →

Insurance plans in this area (ZIP 93940)

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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: 8921086166View full group profile
NameSpecialtyState
Qualified AudiologistCA
Qualified AudiologistCA
-CA
O T O L A R Y N G O L O G YCA
O T O L A R Y N G O L O G YCA
-CA
Otolaryngology, Plastic And Reconstructive SurgeryCA
O T O L A R Y N G O L O G YCA
O T O L A R Y N G O L O G YCA
Qualified AudiologistCA

Reviews

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Frequently asked questions

How is RYAN M CASSERLY (MD) identified in CMS data?
CMS-hosted NPPES data lists RYAN M CASSERLY (MD) with NPI 1114344025.
Does the file indicate RYAN M CASSERLY (MD) is practicing under active NPI?
Directory data currently reports RYAN M CASSERLY (MD) as active.
What taxonomy line describes RYAN M CASSERLY (MD)?
For research purposes, treat RYAN M CASSERLY (MD) as Otolaryngology/Facial Plastic Surgery Physician in this dataset. Clinical services aligned with this taxonomy classification.
Where is RYAN M CASSERLY (MD) based?
RYAN M CASSERLY (MD) is tied to Monterey, California in the data we show; additional addresses may exist on the full record.
What does 'Individual Provider' mean on this profile?
Entity type tells you whether the number belongs to a person or an organization.

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