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DR. ROSEMARY JOHNSON APRN
NPI 1497188593
Nurse Practitioner - Adult Health in Ledyard, CT

Active since August 13, 2013PECOS EnrolledAccepts Medicare Assignment
75 NORWICH WESTERLY RD, LEDYARD, CT 06339(860) 312-8000(860) 312-8001 Get Directions Write a Review

NPPES record last updated: May 17, 2023. Verified against the NPPES registry weekly; last sync: November 08, 2026.

About Dr. Rosemary Johnson Aprn NPPES

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

DR. ROSEMARY JOHNSON APRN (NPI 1497188593) is an individual adult health provider in Ledyard, Connecticut, licensed in Connecticut (002299) and active in the NPI registry since August 2013. She is enrolled in Medicare PECOS and is a graduate of Other (1999).

NPPES Registry Identity

NPI1497188593
Entity TypeIndividualFemale
Primary Taxonomy363LA2200X
Provider Legal NameDR. ROSEMARY JOHNSONCredential: APRN
Location Address75 NORWICH WESTERLY RDLedyard, CT 06339-1128
Mailing Address75 Norwich Westerly RdLedyard, CT 06339-1128 · (860) 312-8000 · Fax (860) 312-8001
Phone(860) 312-8000
Fax(860) 312-8001
Sole ProprietorNo
Medical School CMSOtherGraduated 1999
Enumeration DateAugust 13, 2013
Last NPPES UpdateMay 17, 2023
NPPES CertifiedMay 17, 2023
✔ NPI 1497188593 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyNurse Practitioner · Adult HealthPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363LA2200X
License✔ Licensed in CT · 002299
Also ListedRegistered NurseTaxonomy 163W00000X · License E59244 (CT)
75 NORWICH WESTERLY RD, Ledyard, CT 06339
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Anthem Blue Cross and Blue Shield.Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Rosemary Johnson Aprn 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 ID8426434176
PECOS Enrollment IDI20221017000180
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 Reassignment

Medicare enrollment records show Rosemary Johnson reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Mashantucket Pequot Tribal Council
3.0 mi
Family Medicine
75 ROUTE 2
Ledyard, CT 06339
  • Reassigned Medicare billing, Texas enrollment
  • 5 clinicians in this Medicare group
NPI 1508140922 (860) 312-8000

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 6

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.

Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
60 services29 patients
Hemoglobin a1c level 83036
Hemoglobin A1c (HbA1c) is a test that measures your average blood sugar level over the past 2-3 months. It's used to monitor how well diabetes is being controlled. High levels may indicate that your diabetes treatment plan needs adjustment.
34 services20 patients
Influenza vaccine split virus, preservative free 90662
The Influenza Vaccine Split Virus, preservative-free, is a flu shot to protect against the influenza virus. It is made from parts of inactivated flu viruses and doesn't contain preservatives, reducing potential side effects. It helps your body develop immunity to the flu.
21 services20 patients
Administration of influenza virus vaccine G0008
The administration of the influenza virus vaccine, also known as the flu shot, is a simple procedure to protect against the flu. A healthcare provider injects a small dose of the vaccine into your arm. This stimulates your immune system to produce antibodies, which will help your body fight off the flu if exposed.
20 services20 patients
Insertion of needle into vein for collection of blood sample 36415
This procedure involves inserting a small needle into a vein, typically in your arm, to collect a blood sample. It's a quick and simple process to help diagnose or monitor health conditions. You may feel a small prick, but discomfort is minimal.
17 services14 patients
Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more 99212
This is a routine check-up for patients who have previously seen the doctor. During this 10-19 minute visit, the doctor will review your health status, discuss any concerns, and manage ongoing treatments or medications. It's a chance to ensure your health is on track.
15 services13 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 06339 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
$93.86 typical visit price
range $60.82 – $183.10
Typical copayment $23.46 (range $15.20 – $45.77)
Most-billed visit code 99203
Established Patient
$106.68 typical visit price
range $19.76 – $149.26
Typical copayment $26.67 (range $4.94 – $37.31)
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.

Other Providers at the Same Location NPPES

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

DR. DIANE S MORGENTHALER MD
Internal Medicine
75 NORWICH WESTERLY RD
LEDYARD, CT 06339
Southeastern Connecticut Planning Region (860) 312-8000

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 Rosemary Johnson's NPI number?

The NPI number for Rosemary Johnson is 1497188593. It was assigned to this individual provider in the NPPES registry on August 13, 2013.

Where is Rosemary Johnson located?

Rosemary Johnson practices at 75 Norwich Westerly Rd, Ledyard, CT 06339. The listed phone number is (860) 312-8000.

What is Rosemary Johnson's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Adult Health, with taxonomy code 363LA2200X.

Is Rosemary Johnson enrolled in Medicare?

Yes. Rosemary Johnson 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.

Which organization bills Medicare for Rosemary Johnson's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Rosemary Johnson reassigns Medicare benefits to Mashantucket Pequot Tribal Council (Ledyard, CT). The 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 Rosemary Johnson's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Rosemary Johnson accept?

Health plans from Anthem Blue Cross and Blue Shield list Rosemary Johnson 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.

When was this NPI record last updated?

The NPPES record for Rosemary Johnson was last updated on May 17, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 years 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.