Joanne Barbara Knowlton, R.N.
Registered Nurse · Fairfield, PA
Joanne Barbara Knowlton, R.N. is a registered nurse with a practice address in Fairfield, Pennsylvania, and NPI 1053696591, issued on Oct 16, 2011. Check the license with the Pennsylvania board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Joanne Barbara Knowlton
- Credential
- R.N.
- Primary taxonomy
- Registered Nurse 163W00000X
- License number
- R101581 MD
Self-reported in NPPES; status is on the state search - Practice location
- 6485 Fairfield RD, Fairfield, PA 17320
- Phone
- (717) 642-1547
- Enumerated
- Oct 16, 2011
- Record last updated
- Oct 16, 2011 (not updated in 15 years: call before relying on the address or phone)
- Fax
- (717) 642-1547
- Entity
- Type 1 · individual
8 nearest registered nurse records → All 5,372 in Pennsylvania → Look up another NPI →
Verify Joanne Barbara Knowlton in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Pennsylvania board licenses this professionCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Joanne Barbara Knowlton among 5,372 registered nurse records in Pennsylvania
Joanne Barbara Knowlton, R.N. is one of 5,372 registered nurse records with a practice address in Pennsylvania. 3% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2011, is newer than 26% of them.
- NPI issued2011 · 26% of these records are older, 70% newer
- In a Medicare fileNo · 3% of these records are
- In the CMS Doctors and Clinicians fileNo · 3% of these records are
- Record last updated2011 · 68% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 163W00000X and a Pennsylvania practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
1 registered nurse record lists a practice address in Fairfield
They are 1 of the 18 NPPES records with a practice address in Fairfield, and 5,372 registered nurse records in Pennsylvania. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 5,372 in Pennsylvania → Every provider in Fairfield → Registered Nurse nationwide →
The 8 registered nurse records with the nearest ZIP codes
- Leanne Richcreek, BSNEtters, PA 173191396252979
- Marcia MorganEmigsville, PA 173181164345658
- Amy Messinger, REGISTERED NURSEEast Berlin, PA 173161538716824
- Suzette BerlinGettysburg, PA 173251285876698
- Mariel Denisse Camp, RNDover, PA 173151104416775
- Tamara HessGettysburg, PA 173251457126831
- David OttoGlen Rock, PA 173271700273075
- Esperanza Cook, RNHanover, PA 173311386848620
Common questions
What is Joanne Barbara Knowlton, R.N.'s NPI number?
Joanne Barbara Knowlton, R.N.'s National Provider Identifier (NPI) is 1053696591, issued on Oct 16, 2011. An NPI identifies a provider in billing; it is not a license.
Where is Joanne Barbara Knowlton, R.N. located?
The NPPES record lists a practice address at 6485 Fairfield RD, Fairfield, PA, 17320. Phone: (717) 642-1547. Providers update this record themselves, so call before visiting.
How can I verify Joanne Barbara Knowlton, R.N.'s license?
Search the Pennsylvania board that licenses this profession; the NPPES record confirms identity only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.