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Edit this profileAt a glance
- 40 Old Ridgebury Rd Ste 1, Danbury, CT 06810
About Cassidy Griger
Cassidy Griger, PA-C is a physician assistant practicing in Danbury, CT. According to Medicare claims data, Cassidy cared for 82 Medicare patients across 90 services. The services billed most often include aspiration and/or injection of fluid large joint using ultrasound guidance, hyaluronan or derivative, orthovisc, for intra-articular injection, per dose, and established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more. This provider record is associated with NPI 1902569288.
Factual summary compiled by Guide.md from public records; not written by this provider.
Education & Training
Specialty
Credentials & Licensing
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (845) 230-5121
- Email not available
Practice Locations
40 OLD RIDGEBURY RD STE 1
Danbury, CT 06810
Procedures Most Often Billed to Medicare
90 services · 82 patients · 4 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Aspiration and/or injection of fluid large joint using ultrasound guidance | Procedure | 20611 |
30 | As often as other peers in Physician Assistant |
| Hyaluronan or derivative, orthovisc, for intra-articular injection, per dose | Drug given | J7324 |
29 | Less often than most peers in Physician Assistant |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
17 | Less often than most peers in Physician Assistant |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
14 | Less often than most peers in Physician Assistant |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Other physician assistants at this location 1
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 1
Clinically related specialties at the same address — the people this provider most likely works alongside.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
More connections — 31 related providers in 4 groups
Other physician assistants in Danbury 8
Same specialty, same city.
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
Class of 2021 at Other 8
Providers who graduated from the same medical school in the same year.
Also performs Aspiration and/or injection of fluid large joint using ultrasound guidance 7
Providers in CT who bill this service to Medicare most often.
Common questions
What kind of doctor is Cassidy Griger?
Cassidy Griger is a physician assistant in Danbury, CT. That is the designation recorded for this NPI in the federal registry.
NPI registry
What is Cassidy Griger's address?
Cassidy Griger is listed at 40 Old Ridgebury Rd Ste 1, Danbury, CT 06810. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Cassidy Griger?
The number on file is (845) 230-5121. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Cassidy Griger's NPI number?
Cassidy Griger's National Provider Identifier is 1902569288. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Where did Cassidy Griger train?
Cassidy Griger attended Other, graduating in 2021. This comes from the CMS National Downloadable File.
CMS public data
How long has Cassidy Griger been practicing?
Cassidy Griger has 5 years experience. Calculated from a graduation year of 2021, reported in the CMS National Downloadable File.
CMS public data
What procedures does Cassidy Griger perform?
According to Medicare billing data, Cassidy Griger performs procedures including aspiration and/or injection of fluid large joint using ultrasound guidance, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Cassidy Griger confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Cassidy Griger. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.