DR. TIMOTHY SCOTT JOHNSTON M.D.
NPI 1528097847
Family Medicine in Merced, CA

Active since June 30, 2006PECOS EnrolledAccepts Medicare Assignment
75/100
CMS Quality Rating
3349 G ST STE F, MERCED, CA 95340(209) 349-8459(209) 580-4138 Get Directions Write a Review

NPPES record last updated: August 4, 2023. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Dr. Timothy Scott Johnston M.d. NPPES

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

DR. TIMOTHY SCOTT JOHNSTON M.D. (NPI 1528097847) is an individual family medicine provider in Merced, California, licensed in California (G58698) and active in the NPI registry since June 2006. He is enrolled in Medicare PECOS, maintains a secondary practice location in Merced, and is a graduate of Geisel School Of Medicine At Dartmouth (1985).

NPPES Registry Identity

NPI1528097847
Entity TypeIndividualMale
Primary Taxonomy207Q00000X
Provider Legal NameDR. TIMOTHY SCOTT JOHNSTONCredential: M.D.
Location Address3349 G ST STE FMerced, CA 95340-0978
Mailing AddressPo Box 2526Merced, CA 95344-0526 · (209) 349-8459 · Fax (209) 580-4138
Fax(209) 580-4138
Sole ProprietorNo
Medical School CMSGeisel School Of Medicine At DartmouthGraduated 1985
Enumeration DateJune 30, 2006
Last NPPES UpdateAugust 4, 2023
NPPES CertifiedAugust 4, 2023
NPI 1528097847 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

Primary SpecialtyFamily MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207Q00000X
License Licensed in CA · G58698
Definition
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.
Also ListedEmergency Medicine · Emergency Medical ServicesTaxonomy 207PE0004X · License G58698 (CA)
3349 G ST STE F, Merced, CA 95340

Secondary Practice Location 1

Location 13170 Collins Dr Ste BMerced, CA 95348-3164 · Phone (209) 233-3840 · Fax (209) 354-4607

Other Identifiers 1

Medicaid00G586980CA

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

Dr. Timothy Scott Johnston M.d. 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 ID6800863846
PECOS Enrollment IDI20040913000562
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.

Areas of Expertise CMS Part B claims 42

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.
2,839 services956 patients
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.
1,103 services608 patients
Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes 99309
A follow-up nursing facility visit per day is a daily check-in by a healthcare professional. This 25-minute visit typically involves monitoring your health progress, addressing any concerns, and adjusting treatment plans as necessary. It's a vital part of ensuring your ongoing wellbeing.
1,035 services290 patients
Dxa bone density measurement of hip, pelvis, spine including spine fracture assessment 77085
A DXA bone density measurement is a non-invasive scan that helps assess the strength of your bones, specifically in the hip, pelvis, and spine areas. It can detect early signs of osteoporosis and evaluate fracture risk. This test uses low-dose X-rays for accurate results.
743 services743 patients
Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes 99309
A follow-up nursing facility visit per day is a daily check-in by a healthcare professional. This 25-minute visit typically involves monitoring your health progress, addressing any concerns, and adjusting treatment plans as necessary. It's a vital part of ensuring your ongoing wellbeing.
322 services41 patients
Calculation of trabecular bone score (tbs) using imaging data with interpretation and report on fracture risk 77089
Trabecular Bone Score (TBS) is a technique that uses imaging data to evaluate bone texture. It provides insight into bone strength, helping predict fracture risk. This information is then compiled into a report to aid in your bone health management.
320 services320 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 95340 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
$90.32 typical visit price
range $58.87 – $176.60
Typical copayment $22.58 (range $14.71 – $44.15)
Most-billed visit code 99203
Established Patient
$103.36 typical visit price
range $19.28 – $144.60
Typical copayment $25.84 (range $4.82 – $36.15)
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 12

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
12 suppliers60 claims142 services$5.84 avg. paid by Medicare
Lancets, per box of 100 A4259
DME-Medical/Surgical Supplies · category DA000N
12 suppliers30 claims35 services$1.07 avg. paid by Medicare
Walker, folding, wheeled, adjustable or fixed height E0143
DME-Other DME · category DE000N
2 suppliers36 claims36 services$52.33 avg. paid by Medicare
Hospital bed, semi-electric (head and foot adjustment), with any type side rails, with mattress E0260
DME-Hospital Beds · category DB000N
2 suppliers89 claims89 services$52.35 avg. paid by Medicare
Portable gaseous oxygen system, rental; includes portable container, regulator, flowmeter, humidifier, cannula or mask, and tubing E0431
DME-Oxygen and Supplies · category DC000N
1 supplier55 claims55 services$15.71 avg. paid by Medicare
Nebulizer, with compressor E0570
DME-Other DME · category DE000N
1 supplier49 claims49 services$3.17 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 9

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

Nurse Practitioner (Family)
3349 G ST STE F
MERCED, CA 95340
Physician Assistant
3349 G ST STE F
MERCED, CA 95340
Family Medicine
3349 G ST STE F
MERCED, CA 95340
Nurse Practitioner (Family)
3349 G ST STE F
MERCED, CA 95340
Family Medicine
3349 G ST STE F
MERCED, CA 95340
Nurse Practitioner
3349 G ST STE F
MERCED, CA 95340
Nurse Practitioner (Family)
3349 G ST STE F
MERCED, CA 95340
Physician Assistant
3349 G ST STE F
MERCED, CA 95340

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 Timothy Johnston's NPI number?

The NPI number for Timothy Johnston is 1528097847. It was assigned to this individual provider in the NPPES registry on June 30, 2006.

Where is Timothy Johnston located?

Timothy Johnston practices at 3349 G St Ste F, Merced, CA 95340. The listed phone number is (209) 349-8459.

What is Timothy Johnston's specialty?

The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.

Is Timothy Johnston enrolled in Medicare?

Yes. Timothy Johnston 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.

When was this NPI record last updated?

The NPPES record for Timothy Johnston was last updated on August 4, 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.