DR. MARIANN HILTS JOHNSON MD
NPI 1265890883
Family Medicine in Mechanicsville, VA


Quality Rating: 62.13 out of 100 score

NPI Status: Active since February 10, 2016

Contact Information

7238 MECHANICSVILLE TPKE
MECHANICSVILLE, VA
ZIP 23111
Phone: (804) 559-9900

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NPPES record last updated: February 10, 2022. Verified against the NPPES registry weekly; last sync: July 12, 2026.

Record update history: Feb 10, 2022, Feb 10, 2016 (2 updates tracked since 2016).

  • Individual
  • Female
  • Family Medicine

About MARIANN JOHNSON

This page provides the complete NPI Profile along with additional information for Mariann Johnson, a primary care provider established in Mechanicsville, Virginia with a medical specialization in Family Medicine. The healthcare provider is registered in the NPI registry with number 1265890883 assigned on February 2016. The practitioner's primary taxonomy code is 207Q00000X with license number 0101032289 (VA). The provider is registered as an individual and her NPI record was last updated 4 years ago.

NPI
1265890883
Provider Name
DR. MARIANN HILTS JOHNSON MD
Gender
Female
Entity Type
Individual
Location Address
7238 MECHANICSVILLE TPKE MECHANICSVILLE, VA 23111
Location Phone
(804) 559-9900
Mailing Address
5000 COX RD GLEN ALLEN, VA 23060
Mailing Phone
(804) 968-5700
Mailing Fax
(804) 784-4424
Is Sole Proprietor?
No
Enumeration Date
02-10-2016
Last Update Date
02-10-2022
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A primary care provider (PCP) like Mariann Johnson sees people with common medical problems. The primary care provider might be a doctor, physician assistant, nurse practitioner or clinic that are usually involved in your long-term care. A PCP might provide preventive care, treat common medical conditions, identify urgent medical problems and refer you to specialists when necessary. Primary care is usually provided in an outpatient facility but if you are admitted to a hospital your PCP may assist in your care. The most common medical conditions seen by primary care providers are: hypertension, upper respiratory tract infections, depression or anxiety, back pain, arthritis, dermatitis, diabetes, urinary tract infections, etc .

Location Map

Specialty - Primary Taxonomy

The NPI enumerator requires providers to submit at least one taxonomy code. A taxonomy code is a unique 10-character code that describes the healthcare provider type, classification, and the area of specialization. There could be only one primary taxonomy code per NPI record. For individual NPIs the license data is associated to the taxonomy code.

Classification

Family Medicine

Taxonomy Code
207Q00000X
Type
Allopathic & Osteopathic Physicians
License No.
0101032289
License State
VA
Taxonomy Description
Family Medicine is the medical specialty which is concerned with the total health care of the individual and the family. It is the specialty in breadth which integrates the biological, clinical, and behavioral sciences. The scope of family medicine is not limited by age, sex, organ system, or disease entity.

Areas of Expertise

The following services and procedures, recently provided to Medicare patients, illustrate the range of care this provider offers. This list reflects the variety of services available to all patients visiting the practice and is based on 2022 Medicare dataset. In general, the more frequently a provider treats specific conditions or performs particular procedures, the more experienced they become in addressing similar patient needs. The provider has delivered many of the services listed below to Medicare patients. Please note that this list does not include services provided to patients who are not covered by Medicare.

Blood test, basic group of blood chemicals (calcium, ionized)

A basic group of blood chemicals test, including calcium and ionized, is a simple procedure where a small amount of blood is drawn from your arm. This test helps assess your body's overall health and detect potential disorders like kidney disease or bone disease.

This service was performed 13 times for 13 patients

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

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.

This service was performed 21 times for 21 patients

Detection test by immunoassay technique for severe acute respiratory syndrome coronavirus and influenza

This test uses a method called immunoassay to identify severe acute respiratory syndrome coronavirus and influenza. It works by detecting specific proteins (antigens) in a sample, like a nasal swab. It's a powerful tool in diagnosing these viral infections.

This service was performed 14 times for 14 patients

Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more

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.

This service was performed 21 times for 21 patients

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more

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.

This service was performed 19 times for 19 patients

Insertion of needle into vein for collection of blood sample

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.

This service was performed 28 times for 28 patients

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

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.

This service was performed 12 times for 12 patients

Urinalysis, manual test

A urinalysis is a simple, non-invasive test that checks the urine for various elements such as sugar, protein, and signs of infection. It can help detect many common conditions, including kidney disease and diabetes. The manual test involves a lab technician examining a urine sample.

This service was performed 11 times for 11 patients

X-ray of chest, 2 views

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.

This service was performed 16 times for 16 patients

Overall MIPS Quality Performance

The provider participated in CMS Quality Payment Program under the Merit-based Incentive Payment System (MIPS) and has an overall final score of 62.13, based on four performance areas: quality, improvement activities, promoting interoperability, and cost. The purpose of this information is to help people with Medicare make informed decisions and incentivize doctors and clinicians to maximize performance.

The Merit-based Incentive Payment System (MIPS) is a way providers could use to participate in CMS Quality Payment Program (QPP). The MIPS program affects clinician reimbursement for Part B covered professional services and also rewards them for improving the quality of patient care and outcomes.

  • Final Score: 62.13 out of 100

    The MIPS program evaluates providers across multiple categories with a specific weight for each category resulting a in a MIPS final score that ranges from 0 to 100 points. The MIPS Final Score determines whether providers receive a negative, neutral or positive MIPS payment adjustment.

  • Quality Score: 72.43

    The Quality category assesses providers performance on clinical practices and patient outcomes under the traditional MIPS program. The quality measures help identify the quality of healthcare processes, outcomes, and patient experiences. The Quality measure category comprises 40% of a provider's final MIPS score.

    There are six collection types for MIPS quality measures: Electronic Clinical Quality Measures (eCQMs), MIPS Clinical Quality Measures (CQMs), Qualified Clinical Data Registry (QCDR) Measures, Medicare Part B claims measures, CMS Web Interface measures and The Consumer Assessment of Healthcare Providers and Systems (CAHPS) for MIPS Survey.

  • Promoting Interoperability Score: 0

    The Interoperability category measures the providers ability to use technology to exchange and make use of healthcare information in a way that is less burdensome and improves outcomes. The Interoperability measure category comprises 25% of a provider's final MIPS score.

    The MIPS Interoperability measure focuses on the use of certified electronic health record technology (CEHRT) to improve patient access health information, the exchange of information between clinicians and pharmacies and the systematic collection, analysis, and interpretation of healthcare data.

  • Improvement Activities Score: 40

    The Improvement Activities performance category evaluates the providers participation in clinical activities that support the improvement of clinical practice, care delivery, and outcomes. Providers have the option to choose 2 to 4 activities from an inventory of over 100 improvement activities. Providers typically choose the activities that best fit their needs. The improvement activities measure category comprises 15% of a provider's final MIPS score.

    The Improvement measures aim to better patient engagement, patient safety and other areas of patient care. The Improvement Activities category comprises 15% of a provider's final MIPS score.

  • Cost Score: 84.66

    The Cost performance category assesses the amount and types of services provided and how clinicians coordinate care and seek improvement of health outcomes by ensuring patients receive the appropriate services.

    Although providers don't determine the price of healthcare services they are important in delivering high-quality care at a reasonable cost. The Cost measures category comprises 20% of a provider's final MIPS score.

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NPI Number Validation

How NPI Validation Works

The NPI validation process uses the ISO-standard Luhn algorithm, a mathematical "handshake", to ensure that a provider's 10-digit ID is authentic and free of common typing errors.

To verify the NPI 1265890883, we treat the final digit (3) as the Check Digit—the target answer we need to reach. The process begins by taking the first nine digits and adding a constant value of 24, which accounts for the "80840" prefix required for all U.S. health identifiers. We then double every other digit starting from the right and sum the individual digits of those results together. For this specific NPI, that total comes to 67. The final step is to find the difference between that total and the next multiple of ten (70 - 67 = 3).

Digit-by-digit view

Use the first nine digits for the calculation. Starting from the right, double every other digit. The last digit is the check digit and is not part of the calculation.

Pos 1
1
Doubled → 2
Pos 2
2
Unchanged
Pos 3
6
Doubled → 12 → 1 + 2
Pos 4
5
Unchanged
Pos 5
8
Doubled → 16 → 1 + 6
Pos 6
9
Unchanged
Pos 7
0
Doubled → 0
Pos 8
8
Unchanged
Pos 9
8
Doubled → 16 → 1 + 6
Check
3
Target digit
Regular digit Doubled digit Check digit

Step 1: Double every other digit from the right

Starting with the rightmost digit of the first nine digits, double every other value. If doubling creates a two-digit number, add those digits together.

1 → 2 6 → 12 → 3 8 → 16 → 7 0 → 0 8 → 16 → 7

Step 2: Add all digits plus the NPI constant

Add the transformed values, the unchanged digits, and the constant 24.

2 + 2 + 1 + 2 + 5 + 1 + 6 + 9 + 0 + 8 + 1 + 6 + 24 = 67

Step 3: Find the amount needed to reach the next multiple of 10

The next multiple of ten after 67 is 70. The difference is the calculated check digit.

70 - 67 = 3
This NPI is valid
The calculated check digit is 3, which matches the last digit of 1265890883.

Other Providers at the Same Location


The following 19 providers are registered at the same or a nearby location.

Physician Assistant (Medical)
7238 MECHANICSVILLE TPKE
MECHANICSVILLE, VA 23111
Family Medicine
7238 MECHANICSVILLE TPKE
MECHANICSVILLE, VA 23111
Internal Medicine
7238 MECHANICSVILLE TPKE
MECHANICSVILLE, VA 23111
Family Medicine
7238 MECHANICSVILLE TPKE
MECHANICSVILLE, VA 23111
Internal Medicine
7238 MECHANICSVILLE TPKE
MECHANICSVILLE, VA 23111
Internal Medicine
7238 MECHANICSVILLE TPKE
MECHANICSVILLE, VA 23111
Physician Assistant
7238 MECHANICSVILLE TPKE
MECHANICSVILLE, VA 23111
Non-Pharmacy Dispensing Site
7238 MECHANICSVILLE TPKE
MECHANICSVILLE, VA 23111
Family Medicine
7238 MECHANICSVILLE TPKE
MECHANICSVILLE, VA 23111
Internal Medicine
7238 MECHANICSVILLE TPKE
MECHANICSVILLE, VA 23111
Nurse Practitioner (Family)
7238 MECHANICSVILLE TPKE
MECHANICSVILLE, VA 23111
Physician Assistant
7238 MECHANICSVILLE TPKE
MECHANICSVILLE, VA 23111
Family Medicine
7238 MECHANICSVILLE TPKE
MECHANICSVILLE, VA 23111
Family Medicine
7238 MECHANICSVILLE TPKE
MECHANICSVILLE, VA 23111
Family Medicine
7238 MECHANICSVILLE TPKE
MECHANICSVILLE, VA 23111
Nurse Practitioner
7238 MECHANICSVILLE TPKE
MECHANICSVILLE, VA 23111
Physician Assistant
7238 MECHANICSVILLE TPKE
MECHANICSVILLE, VA 23111
Physician Assistant
7238 MECHANICSVILLE TPKE
MECHANICSVILLE, VA 23111
Family Medicine
7238 MECHANICSVILLE TPKE
MECHANICSVILLE, VA 23111

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1265890883, enumerated as an "individual" on February 10, 2016.

The provider is located at 7238 MECHANICSVILLE TPKE MECHANICSVILLE, VA 23111 and the phone number is (804) 559-9900.

Family Medicine with taxonomy code 207Q00000X.