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MELISSA ANN KNAPP FNP-CNP
NPI 1922865435
Nurse Practitioner - Family in Owasso, OK

Active since March 01, 2024PECOS EnrolledAccepts Medicare Assignment
12455 E 100TH ST N STE 270, OWASSO, OK 74055(918) 940-8500(918) 940-8399 Get Directions Write a Review

NPPES record last updated: March 12, 2026. Verified against the NPPES registry weekly; last sync: July 19, 2026.

About Melissa Ann Knapp Fnp-cnp NPPES

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

MELISSA ANN KNAPP FNP-CNP (NPI 1922865435) is an individual family provider in Owasso, Oklahoma, licensed in Oklahoma (217063) and active in the NPI registry since March 2024. She is enrolled in Medicare PECOS, is affiliated with Ascension St John Medical Center, and is a graduate of University Of Texas Medical Branch At Galveston (2023).

NPPES Registry Identity

NPI1922865435
Entity TypeIndividualFemale
Primary Taxonomy363LF0000X
Provider Legal NameMELISSA ANN KNAPPCredential: FNP-CNP
Location Address12455 E 100TH ST N STE 270Owasso, OK 74055-4676
Mailing Address10210 E 91st StTulsa, OK 74133-5834 · (918) 940-8500 · Fax (918) 940-8399
Phone(918) 940-8500
Fax(918) 940-8399
Sole ProprietorNo
Medical School CMSUniversity Of Texas Medical Branch At GalvestonGraduated 2023
Enumeration DateMarch 1, 2024
Last NPPES UpdateMarch 12, 2026
NPPES CertifiedMarch 12, 2026
✔ NPI 1922865435 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse Practitioner · FamilyPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LF0000X
License✔ Licensed in OK · 217063
12455 E 100TH ST N STE 270, Owasso, OK 74055
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross and Blue Shield of Oklahoma, Medica, Mending Health.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Melissa Ann Knapp Fnp-cnp is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID2365974995
PECOS Enrollment IDI20241021000950
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.

Hospital Affiliations CMS Care Compare 2

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Ascension St John Medical Center

Acute Care Hospitals · Tulsa, OK
2/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number370114
Location1923 South Utica AvenueTulsa, OK 74104 · Tulsa County
Emergency services Birthing friendly

St John Owasso

Acute Care Hospitals · Owasso, OK
OwnershipVoluntary non-profit - Private
CMS Certification Number370227
Location12451 East 100th Street NorthOwasso, OK 74055 · Tulsa County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 74055 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
$82.46 typical visit price
range $53.00 – $162.61
Typical copayment $20.61 (range $13.25 – $40.65)
Most-billed visit code 99203
Established Patient
$94.27 typical visit price
range $16.68 – $132.40
Typical copayment $23.56 (range $4.17 – $33.10)
Most-billed visit code 99214
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 Melissa Knapp's NPI number?

The NPI number for Melissa Knapp is 1922865435. It was assigned to this individual provider in the NPPES registry on March 1, 2024.

Where is Melissa Knapp located?

Melissa Knapp practices at 12455 E 100th St N Ste 270, Owasso, OK 74055. The listed phone number is (918) 940-8500.

What is Melissa Knapp's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.

Is Melissa Knapp enrolled in Medicare?

Yes. Melissa Knapp is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

What insurance does Melissa Knapp accept?

Health plans from Blue Cross and Blue Shield of Oklahoma, Medica and Mending Health list Melissa Knapp as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

Is Melissa Knapp affiliated with any hospitals?

According to CMS data, Melissa Knapp is affiliated with Ascension St John Medical Center and St John Owasso.

When was this NPI record last updated?

The NPPES record for Melissa Knapp was last updated on March 12, 2026. NPI Profile syncs with the weekly NPPES data releases published by CMS.