Physician Profile
Timothy Scott Johnston, M.D.
Unclaimed ProfileAbout Dr. Johnston
Based in Merced, CA, Timothy Scott Johnston, M.D. is listed in the NPI registry under family practice. Timothy graduated from Geisel School of Medicine at Dartmouth in 1985. Timothy is also listed as specializing in emergency medical services and family medicine. Medicare claims data shows Timothy provided 10,096 services to 5,640 patients.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
Education & Training
Specialty
Credentials & Licensing
Source: NPPES NPI Registry
Contact Information
- (209) 349-8459
- Email not available
Practice Locations
3349 G ST STE F
Merced, CA 95340
Conditions Commonly Evaluated or Treated
Within Family Medicine generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Conditions
Most searched conditions
Procedures & services
Most searched procedures
Procedures Most Often Billed to Medicare
10,096 services · 5,640 patients · 25 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Dxa bone density measurement of hip, pelvis, spine including spine fracture assessment | Imaging | 77085 |
743 |
| Calculation of trabecular bone score (tbs) using imaging data with interpretation and report on fracture risk | Imaging | 77089 |
320 |
| Injection of drug or substance under skin or into muscle | Treatment | 96372 |
259 |
| Influenza vaccine split virus, preservative free | Treatment | 90662 |
150 |
| Injection, triamcinolone acetonide, not otherwise specified, 10 mg | Drug given | J3301 |
284 |
| Injection, vitamin b-12 cyanocobalamin, up to 1000 mcg | Drug given | J3420 |
163 |
| Injection, ketorolac tromethamine, per 15 mg | Drug given | J1885 |
129 |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
2,839 |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
1,103 |
| Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes | Office visit | 99309 |
1,035 |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Other family practices at this location 2
Same specialty, same street address — most likely the same department or group.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
Other family practices in Merced 8
Same specialty, same city.
More connections — 24 related providers in 3 groups
Trained at Geisel School of Medicine at Dartmouth 8
Other providers in the same specialty who trained at the same institution.
Class of 1985 at Geisel School of Medicine at Dartmouth 8
Providers who graduated from the same medical school in the same year.
Also performs Dxa bone density measurement of hip, pelvis, spine including spine fracture assessment 8
Providers in CA who bill this service to Medicare most often.
Common questions
What is Dr. Johnston's specialty?
Dr. Johnston is a family practice in Merced, CA. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “FAMILY PRACTICE”.
NPI registry
Where can I find Dr. Johnston?
Dr. Johnston is listed at 3349 G ST STE F, Merced, CA 95340. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Dr. Johnston?
The number on file is (209) 349-8459. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is the NPI for Dr. Johnston?
Dr. Johnston's National Provider Identifier is 1528097847. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
What is Dr. Johnston's medical education?
Dr. Johnston attended Geisel School of Medicine at Dartmouth, graduating in 1985. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. Johnston have?
Dr. Johnston has 41 years experience. Calculated from a graduation year of 1985, reported in the CMS National Downloadable File.
CMS public data
What is Dr. Johnston known for?
According to Medicare billing data, Dr. Johnston performs imaging including dxa bone density measurement of hip, pelvis, spine including spine fracture assessment and calculation of trabecular bone score using imaging data with interpretation and report on fracture risk; provides treatments such as injection of drug or substance under skin or into muscle and influenza vaccine split virus, preservative free, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Dr. Johnston's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Johnston. If this is you, claiming it is free.
Guide.md
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.