Jacen Knowlton, CRNA
NPI 1558830943 · Certified Registered Nurse Anesthetist · Shelton, CT
Enrolled with Medicare as Practitioner - Certified Registered Nurse Anesthetist (crna) · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Jacen Knowlton, CRNA is a Certified Registered Nurse Anesthetist provider in Shelton, CT (NPI 1558830943).
Provider details
- NPI number
- 1558830943
- Entity type
- Individual
- Primary specialty
- Certified Registered Nurse AnesthetistPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- CRNA
- Sex
- Male
- Sole proprietor
- No
- License
- 131798 (CT)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
7 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
169 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Injection of Anesthetic Agent And/Or Steroid Into Thigh Nerve (femoral Nerve)64447 | 35 | $56 |
| Ultrasonic Guidance for Needle Placement76942 | 33 | $29 |
| Anesthesia for Other Procedure on Esophagus, Stomach, Or Upper Small Bowel Using an Endoscope00731 | 30 | $121 |
| Injection of Anesthetic Agent And/Or Steroid Into Other Nerve Or Branch64450 | 17 | $21 |
| Anesthesia for Other Procedure on Large Bowel Using an Endoscope00811 | 15 | $110 |
| Injection of Anesthetic Agent And/Or Steroid Into Arm Nerve Bundle (brachial Plexus)64415 | 15 | $66 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$96 across 1 record (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2018-11-15
- Last updated
- 2018-11-15
Frequently asked questions
- What is Jacen Knowlton's NPI number?
- Jacen Knowlton's National Provider Identifier (NPI) is 1558830943, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jacen Knowlton's specialty?
- Jacen Knowlton is listed in the NPPES registry with a primary specialty of Certified Registered Nurse Anesthetist (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Jacen Knowlton located?
- Jacen Knowlton's practice location on file with NPPES is 2 Trap Falls Rd Ste 414, Shelton, CT 06484-7621.
- What is Jacen Knowlton's phone number?
- The practice phone number listed in the NPPES registry for Jacen Knowlton is (203) 929-7353.
- Does Jacen Knowlton accept Medicare?
- Jacen Knowlton is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Jacen Knowlton's NPI active?
- Yes — Jacen Knowlton's NPI (1558830943) is active in the NPPES registry as of the last update on 2018-11-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.