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DR. AVERY J KNAPP JR. M.D.
NPI 1255594289
Radiology - Diagnostic Radiology in Guaynabo, PR

Active since July 09, 2008PECOS Enrolled
524 TINTILLO HILLS, GUAYNABO, PR 00966(415) 900-2000 Get Directions Write a Review

NPPES record last updated: April 13, 2026. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Apr 13, 2026, Feb 9, 2024 (2 updates tracked since 2024).

About Dr. Avery J Knapp Jr. M.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. AVERY J KNAPP JR. M.D. (NPI 1255594289) is an individual diagnostic radiology provider in Guaynabo, Puerto Rico, licensed in Arkansas (E6198) and active in the NPI registry since July 2008. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1255594289
Entity TypeIndividualMale
Primary Taxonomy2085R0202X
Provider Legal NameDR. AVERY J KNAPP JR.Credential: M.D.
Location Address524 TINTILLO HILLSGuaynabo, PR 00966
Mailing Address3031 Jasmine CtDelray Beach, FL 33483-4701 · (415) 900-2000
Phone(415) 900-2000
Sole ProprietorNo
Enumeration DateJuly 9, 2008
Last NPPES UpdateApril 13, 20262 updates tracked since enumeration
NPPES CertifiedApril 13, 2026
✔ NPI 1255594289 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyRadiology · Diagnostic RadiologyAllopathic & Osteopathic Physicians
Taxonomy Code2085R0202X
Licenses✔ Licensed in AR · E6198✔ Licensed in CA · A104534
Definition
A radiologist who utilizes x-ray, radionuclides, ultrasound and electromagnetic radiation to diagnose and treat disease.

Other Identifiers 2

Medicaid179157001AR
Medicaid200251220AOK

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Avery J Knapp Jr. M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignments

6

Medicare enrollment records show Avery Knapp reassigns Medicare billing to 6 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Elite Imaging LLC
Diagnostic Radiology
2020 PROFESSIONAL CENTER DR
Orange Park, FL 32073
  • Reassigned Medicare billing, Florida enrollment
  • 187 clinicians in this Medicare group
NPI 1346516853 (305) 692-2222
Michigan Radiology Institute PLLC
Diagnostic Radiology
27501 WOODWARD AVE STE B
Berkley, MI 48072
  • Reassigned Medicare billing, Michigan enrollment
  • 15 clinicians in this Medicare group
NPI 1891230900 (248) 268-2119
Radiology Imaging Specialists LLC
Diagnostic Radiology
1714 SW 17TH ST STE 300
Ocala, FL 34471
  • Reassigned Medicare billing, Florida enrollment
  • 48 clinicians in this Medicare group
NPI 1952763971 (352) 274-9565
Rose Radiology Centers, LLC
Radiology
1220 OAKFIELD DR
Brandon, FL 33511
  • Reassigned Medicare billing, Florida enrollment
  • 135 clinicians in this Medicare group
NPI 1629162904 (813) 655-1144
Spirit Imaging Center LLC
Diagnostic Radiology
501 SILVERSIDE RD STE 135
Wilmington, DE 19809
  • Reassigned Medicare billing, Delaware enrollment
  • 5 clinicians in this Medicare group
NPI 1700597481 (302) 448-8698
Valley Mri And Radiology Inc
Clinic/Center
546 E PINE ST
Stockton, CA 95204
  • Reassigned Medicare billing, California enrollment
  • 28 clinicians in this Medicare group
NPI 1568756096 (209) 467-1000

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Areas of Expertise CMS Part B claims

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Mri scan of lower spinal canal without contrast 72148
An MRI scan of the lower spinal canal without contrast is a non-invasive imaging test. It uses a magnetic field and radio waves to produce detailed images of your lower spine. This helps identify issues like disc problems, tumors, or nerve conditions. No dye is used.
23 services23 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 00966 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$88.07 typical visit price
range $56.86 – $172.44
Typical copayment $22.01 (range $14.21 – $43.11)
Most-billed visit code 99203
Established Patient
$70.88 typical visit price
range $18.24 – $140.44
Typical copayment $17.72 (range $4.56 – $35.11)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Avery Knapp's NPI number?

The NPI number for Avery Knapp is 1255594289. It was assigned to this individual provider in the NPPES registry on July 9, 2008.

Where is Avery Knapp located?

Avery Knapp practices at 524 Tintillo Hills, Guaynabo, PR 00966. The listed phone number is (415) 900-2000.

What is Avery Knapp's specialty?

The primary specialty registered for this NPI is Radiology, specializing in Diagnostic Radiology, with taxonomy code 2085R0202X.

Is Avery Knapp enrolled in Medicare?

Yes. Avery Knapp is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Avery Knapp's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Avery Knapp reassigns Medicare benefits to 6 organizations: Elite Imaging LLC (Orange Park, FL), Michigan Radiology Institute PLLC (Berkley, MI), Radiology Imaging Specialists LLC (Ocala, FL), Rose Radiology Centers, LLC (Brandon, FL), Spirit Imaging Center LLC (Wilmington, DE) and 1 more organization, listed in the Medicare section above. Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Avery Knapp's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Avery Knapp was last updated on April 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.