DR. CHERYL ANNE JOHNSTONE M.D.
NPI 1629097530
Internal Medicine in St Petersburg, FL

Q: What is Cheryl Johnstone's NPI number?

The NPI number for Cheryl Johnstone is 1629097530. It was assigned to this individual provider in the NPPES registry on July 19, 2006.

Q: What is Cheryl Johnstone's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Q: Is Cheryl Johnstone enrolled in Medicare?

No. Cheryl Johnstone has opted out of Medicare through March 26, 2028. Care is provided under private contracts, and Medicare does not pay for services furnished by providers who have opted out. The provider remains eligible to order and refer services for Medicare patients.

Q: When was this NPI record last updated?

The NPPES record for Cheryl Johnstone was last updated on April 15, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.

Active since July 19, 2006Opted out of Medicare · through Mar 26, 2028

75/100

CMS Quality Rating

2552 1ST AVE N, ST PETERSBURG, FL 33713(727) 516-7272(833) 941-2649 Get Directions Write a Review

NPPES record last updated: April 15, 2026. Verified against the NPPES registry weekly; last sync: August 09, 2026.

On this page

About Dr. Cheryl Anne Johnstone M.d. NPPES

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

DR. CHERYL ANNE JOHNSTONE M.D. (NPI 1629097530) is an individual internal medicine provider in St Petersburg, Florida, licensed in Florida (ME178099) and active in the NPI registry since July 2006. She has opted out of Medicare through March 26, 2028 and remains eligible to order and refer, is affiliated with St Joe Mercy Hospital System Livonia, and is a graduate of Wright State University Boonshoft School Of Medicine (1993).

NPPES Registry Identity

NPI1629097530

Entity TypeIndividualFemale

Primary Taxonomy207R00000X

Provider Legal NameDR. CHERYL ANNE JOHNSTONECredential: M.D.

Location Address2552 1ST AVE NSt Petersburg, FL 33713

Mailing Address10323 Ashaway DriveParrish, FL 34219 · (734) 945-3809 · Fax (248) 380-9365

Phone(727) 516-7272

Fax(833) 941-2649

Sole ProprietorNo

Medical School CMSWright State University Boonshoft School Of MedicineGraduated 1993

Enumeration DateJuly 19, 2006

Last NPPES UpdateApril 15, 2026

NPPES CertifiedApril 15, 2026

✔ NPI 1629097530 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians

Taxonomy Code207R00000X

License✔ Licensed in FL · ME178099

Definition

A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.

Also ListedFamily MedicineTaxonomy 207Q00000X · License 4301068380 (MI)

2552 1ST AVE N, St Petersburg, FL 33713

Open in Google Maps ↗

Other Identifiers 3

Other130912MI · Preferred Choices

OtherOH24993MI · Blue Cross And Blue Shield Of Michigan

OtherCB2510MI · Railroad Medicare

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Care Network of Michigan, Blue Cross Blue Shield of Michigan Mutual Insurance Company, UnitedHealthcare.Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

ⓘ

Opted out of Medicare

Dr. Cheryl Anne Johnstone M.d. has filed a Medicare opt-out affidavit. Services are provided under private contract between the provider and the patient, and are not billed to or reimbursed by Medicare. The opt-out is on file from March 26, 2026 through March 26, 2028.

Opt-Out Effective DateMarch 26, 2026

Opt-Out In Effect ThroughMarch 26, 2028Opt-out affidavits renew automatically every two years unless cancelled

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesAn opted-out provider can still order and refer for Medicare patients in the categories marked above, even though their own services are not covered.

Areas of Expertise CMS Part B claims 26

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 moderate level of decision making, if using time, 30 minutes or more 99214

This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.

508 services244 patients

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.

321 services209 patients

Blood glucose (sugar) level 82947

A blood glucose level test measures the amount of sugar in your blood. It's often used to monitor and manage conditions like diabetes. High or low levels can indicate a health issue. The test is usually done by pricking your finger for a small blood sample.

254 services203 patients

Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count 85025

A Complete Blood Cell Count is a common test that measures various components of the blood, including red cells (carry oxygen), white cells (fight infection), and platelets (help blood clot). An automated test ensures accuracy. The differential count provides detailed information about white cell types.

241 services185 patients

Automated urinalysis test 81003

An automated urinalysis test is a routine examination that checks your urine for various substances. It can help identify potential health issues such as kidney problems or diabetes. The test uses a machine to analyze a small urine sample, providing quick and accurate results.

187 services143 patients

Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report 93000

An electrocardiogram (ECG) is a non-invasive test that records your heart's electrical activity. Using 12 leads attached to your body, it captures data to help identify heart conditions. A doctor interprets the results and provides a report.

139 services132 patients

Annual depression screening, 5 to 15 minutes G0444

An annual depression screening is a short, routine evaluation to check for signs of depression. It involves answering a series of questions about your feelings, thoughts, and behaviors. The process takes about 15 minutes and helps detect depression early for better management.

105 services105 patients

Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit G0439

An annual wellness visit is a yearly appointment with your primary care provider to create or update a personalized prevention plan. This plan helps prevent illness based on your current health and risk factors. It's a subsequent visit, meaning it follows an initial assessment.

104 services104 patients

Injection, dexamethasone sodium phosphate, 1 mg J1100

Dexamethasone sodium phosphate is a medication given via injection. It is a type of steroid that helps reduce inflammation and immune responses. It can be used to treat a variety of conditions, such as allergies, skin conditions, arthritis, and more.

54 services22 patients

Stool analysis for blood to screen for colon tumors 82270

A stool analysis for blood is a non-invasive procedure used to check for the presence of hidden blood in your stool. This can be an early sign of colon tumors. The test involves collecting a small sample of stool at home and sending it to a lab for analysis.

48 services48 patients

X-ray of chest, 2 views 71046

A chest X-ray, 2 views, is a quick, painless test that creates pictures of the structures inside your chest, such as your heart, lungs, and blood vessels. Two different angles are used to get a comprehensive view. This helps in diagnosing conditions like pneumonia, heart problems, or lung cancer.

43 services37 patients

Ultrasound of both sides of head and neck blood flow 93880

An ultrasound of the head and neck blood flow is a safe, non-invasive procedure that uses sound waves to create images of blood vessels. It helps detect abnormalities like blockages or clots, ensuring optimal blood flow.

39 services38 patients

Detection test by immunoassay with direct visual observation for influenza virus 87804

This is a test that identifies the influenza virus in your body. It works by using an immunoassay, a method that detects the presence of the virus through an immune response. The results are directly observable, making it a quick and efficient way to diagnose flu.

36 services29 patients

Detection test by immunoassay with direct visual observation for severe acute respiratory syndrome coronavirus 2 (covid-19) 87811

This is a test to detect COVID-19, the virus causing severe respiratory illness. It uses a method called immunoassay, which identifies the virus by its unique proteins. The test is directly observed for accuracy. It helps determine if you're currently infected.

35 services29 patients

Injection of drug or substance under skin or into muscle 96372

This procedure involves administering medication directly under the skin or into a muscle. A small needle is used to inject the drug, allowing it to be absorbed quickly into the bloodstream. It's a common method for delivering a variety of medications.

31 services21 patients

Dxa bone density measurement of hip, pelvis, spine 77080

A DXA bone density measurement is a simple, quick, and non-invasive procedure that assesses the strength of your bones. This test uses X-rays to measure the amount of minerals, mainly calcium, in the hip, pelvis, and spine. It helps in early detection of osteoporosis or other bone diseases.

28 services28 patients

Ultrasound of heart with color-depicted blood flow, rate, direction and valve function 93306

This is a heart ultrasound, also known as an echocardiogram. It uses sound waves to create pictures of your heart, showing how blood flows through it. The color depicts the blood flow's speed and direction. It also checks the heart's valves to ensure they're working properly.

28 services28 patients

X-ray of lower and sacral spine, minimum of 4 views 72110

An X-ray of the lower and sacral spine involves capturing images of your lower back and tailbone area. It helps in identifying issues like fractures, arthritis, or other abnormalities. At least four different angles or 'views' are taken to get a comprehensive picture.

21 services21 patients

Physician or allowed practitioner re-certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians a G0179

This procedure involves a doctor or approved practitioner reviewing your health status and re-certifying your need for Medicare-covered home health services. It includes communication with the home health agency and assessment of your health reports, even when you're not physically present.

21 services12 patients

Ultrasound scan of head and neck soft tissue 76536

An ultrasound scan of the head and neck soft tissue is a non-invasive procedure that uses sound waves to create images of the soft tissues in these areas. It helps identify any abnormalities or issues, such as tumors, cysts, or infections. It's painless and doesn't involve radiation.

19 services19 patients

Complete ultrasound scan of abdomen 76700

A complete ultrasound scan of the abdomen is a non-invasive imaging procedure. It uses sound waves to produce images of the organs in your abdomen, such as the liver, gallbladder, spleen, pancreas, and kidneys. It helps in diagnosing, monitoring, and planning treatments.

19 services19 patients

Urine microalbumin (protein) analysis 82044

Urine microalbumin analysis is a test that measures the amount of a protein called albumin in your urine. This protein is usually present in very small amounts, but higher levels can indicate kidney issues. The test is non-invasive and involves a simple urine sample.

17 services17 patients

Creatinine level to test for kidney function or muscle injury 82570

A creatinine level test measures the amount of creatinine in your blood. This substance is a waste product from normal muscle use. Higher levels can indicate possible kidney dysfunction or muscle injury. This test helps monitor kidney health.

17 services17 patients

Transitional care management services for problem of high complexity 99496

Transitional care management services are designed to ensure a smooth transition from a hospital to home or another care setting for patients with complex health issues. These services include medication management, patient education, and coordination with healthcare providers.

16 services15 patients

Complete ultrasound scan behind abdominal cavity 76770

A complete ultrasound scan behind the abdominal cavity is a non-invasive imaging procedure. It uses sound waves to create pictures of the structures and organs located at the back of your abdomen. It helps in diagnosing health conditions and monitoring ongoing treatments.

14 services14 patients

New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204

This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.

12 services12 patients

Hospital Affiliations CMS Care Compare 5

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

St Joe Mercy Hospital System Livonia

Acute Care Hospitals · Livonia, MI

2/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number230002

Location36475 Five Mile RoadLivonia, MI 48154 · Wayne County

Emergency services Birthing friendly

Ascension Providence Hospital, Southfield And Novi

Acute Care Hospitals · Southfield, MI

3/5 CMS rating

OwnershipVoluntary non-profit - Church

CMS Certification Number230019

Location16001 W Nine Mile RdSouthfield, MI 48075 · Oakland County

Emergency services Birthing friendly

University Of Michigan Health System

Acute Care Hospitals · Ann Arbor, MI

5/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number230046

Location1500 E Medical Center Drive, Spc 5474Ann Arbor, MI 48109 · Washtenaw County

Emergency services Birthing friendly

Beaumont Hospital Royal Oak

Acute Care Hospitals · Royal Oak, MI

2/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number230130

Location3601 W Thirteen Mile RdRoyal Oak, MI 48073 · Oakland County

Emergency services Birthing friendly

Trinity Health Ann Arbor Hospital

Acute Care Hospitals · Ann Arbor, MI

4/5 CMS rating

OwnershipVoluntary non-profit - Church

CMS Certification Number230156

Location5301 E Huron River DrAnn Arbor, MI 48106 · Washtenaw County

Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 33713 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

$130.04 typical visit price

range $56.00 – $171.84

Typical copayment $32.51 (range $14.00 – $42.96)

Most-billed visit code 99204

Established Patient

$99.16 typical visit price

range $17.57 – $139.16

Typical copayment $24.79 (range $4.39 – $34.79)

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.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

75/100

MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program

Scored as part of a group practice

Referred Medical Equipment & Supplies CMS DME claims 4

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Blood glucose test or reagent strips for home blood glucose monitor, per 50 strips A4253

DME-Other DME · category DE017N

3 suppliers12 claims36 services$6.67 avg. paid by Medicare

Oxygen concentrator, single delivery port, capable of delivering 85 percent or greater oxygen concentration at the prescribed flow rate E1390

DME-Oxygen and Supplies · category DC002N

5 suppliers33 claims33 services$70.21 avg. paid by Medicare

Portable oxygen concentrator, rental E1392

DME-Oxygen and Supplies · category DC002N

4 suppliers28 claims28 services$30.34 avg. paid by Medicare

Supply allowance for therapeutic continuous glucose monitor (cgm), includes all supplies and accessories, 1 month supply = 1 unit of service K0553

DME-Other DME · category DE017N

2 suppliers12 claims12 services$200.12 avg. paid by Medicare

Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

Other Providers at the Same Location NPPES 6

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

BRANWYN L BREGLER

Assistant Behavior Analyst

2552 1ST AVE N
SAINT PETERSBURG, FL 33713

Pinellas County (727) 545-1273

DANIELEE SCHEMEL

Community Health Worker

2552 1ST AVE N
SAINT PETERSBURG, FL 33713

Pinellas County (727) 327-5222

HONOR HOME AND COMMUNITY SUPPORT, LLC

Behavior Analyst

2552 1ST AVE N
SAINT PETERSBURG, FL 33713

Pinellas County (727) 327-5222

HONOR HOME HEALH CARE, LLC

Home Health

2552 1ST AVE N
SAINT PETERSBURG, FL 33713

Pinellas County (727) 327-5222

MRS. MIKAELA ABELL DO

Family Medicine

2552 1ST AVE N
ST PETERSBURG, FL 33713

Pinellas County (727) 516-7272

ISMAEL J MARTIN

Behavior Technician

2552 1ST AVE N
SAINT PETERSBURG, FL 33713

Pinellas County (727) 545-1273

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 Cheryl Johnstone's NPI number?

The NPI number for Cheryl Johnstone is 1629097530. It was assigned to this individual provider in the NPPES registry on July 19, 2006.

Where is Cheryl Johnstone located?

Cheryl Johnstone practices at 2552 1st Ave N, St Petersburg, FL 33713. The listed phone number is (727) 516-7272.

What is Cheryl Johnstone's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Cheryl Johnstone enrolled in Medicare?

No. Cheryl Johnstone has opted out of Medicare through March 26, 2028. Care is provided under private contracts, and Medicare does not pay for services furnished by providers who have opted out. The provider remains eligible to order and refer services for Medicare patients.

What insurance does Cheryl Johnstone accept?

Health plans from Blue Care Network of Michigan, Blue Cross Blue Shield of Michigan Mutual Insurance Company and UnitedHealthcare list Cheryl Johnstone 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 Cheryl Johnstone affiliated with any hospitals?

According to CMS data, Cheryl Johnstone is affiliated with St Joe Mercy Hospital System Livonia, Ascension Providence Hospital, Southfield And Novi, University Of Michigan Health System, Beaumont Hospital Royal Oak and Trinity Health Ann Arbor Hospital.

When was this NPI record last updated?

The NPPES record for Cheryl Johnstone was last updated on April 15, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.