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Edit this profileWhere to find Loni D. Jay, MD
- Jackson location main office
815 Court St Ste 7, Jackson, CA 95642 - Placerville location
4341B Golden Center Dr, Placerville, CA 95667 - Grass Valley location
159 Brentwood Dr, Grass Valley, CA 95945 - Lincoln location
1530 3rd St Ste 106, Lincoln, CA 95648 - Nevada City location
145 Bost Ave, Nevada City, CA 95959
About Dr. Jay
Loni D. Jay, MD is a healthcare provider in Jackson, CA specializing in family practice. Loni trained at University of Utah School of Medicine, graduating in 2013. Loni is also listed as specializing in family medicine. Medicare claims data shows Loni provided 436 services to 371 patients. The services billed most often include established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more, automated urinalysis test, and injection, ceftriaxone sodium, per 250 mg. This provider record is associated with NPI 1487097929.
Factual summary compiled by Guide.md from public records; not written by this provider.
Education & Training
Specialty
Credentials & Licensing
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (209) 257-5900
- Email not available
Practice Locations
815 COURT ST STE 7
Jackson, CA 95642
4341B Golden Center Dr
Placerville, CA 95667
159 Brentwood Dr
Grass Valley, CA 95945
1530 3rd St Ste 106
Lincoln, CA 95648
145 Bost Ave
Nevada City, CA 95959
730 Sunrise Ave Building 200 Suite 201
Roseville, CA 95661
180 Sierra College Dr
Grass Valley, CA 95945
12183 Locksley Ln Ste 101
Auburn, CA 95602
12125 Shale Ridge Ln
Auburn, CA 95602
1045 Marshall Way
Placerville, CA 95667
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
- Allergies
- Diabetes
- Flu
- Hypothyroidism
- Strep throat
- UTI
Cardiometabolic
Digestive
- Acid reflux
- IBS
Genitourinary and reproductive
- Erectile dysfunction
- Heavy periods
Musculoskeletal and pain
Neurologic and behavioral
Respiratory and infectious
- Acute bronchitis
- Asthma
- Sinus infection
Skin
Common childhood and ear conditions
- Ear infection
- Pink eye
Pain & Joints
- Arthritis
- Back pain
Procedures & services
Most searched procedures
- Annual physical
- Blood test
- Flu shot
- Medicare wellness visit
- Sick visit
- TB test
- Well-woman exam
Preventive interventions
- Birth control counseling
- Smoking cessation counseling
Screening and testing
- Cholesterol screening
- Depression screening
- Diabetes and prediabetes screening
- EKG
Diagnostic Tests
- COVID-19 testing
- Rapid Strep and Flu Swabs
- Urine Drug Screen
Exams & Screenings
- Camp and School Physical
- Pre-Op Clearance Exam
Foot and Leg Pain
- Toenail Fungus Treatment
Heart & Circulation
Injections
- Immunotherapy
- Vitamin B12 Injections
Lungs & Breathing
- Pulmonary function test
Minor Procedures
- Burn and Wound Care
- Ingrown toenail removal
- Suture removal
Occupational Health
- DOT Physical
Office procedures
- Earwax removal
- Incision and drainage of an abscess
- Superficial foreign-body removal
Pain Management
- Joint injections
Preventive Care
- Chronic Illness Checkup
- Routine Vaccines
- Travel Vaccines And Consult
Respiratory
- Breathing Treatment
Senior Care
- Cognitive Assessment
Sexual & Reproductive Health
- STD Swabs and Screening
Skin Procedures
- Cyst Removal
- Precancerous Sun Spot Freezing
- Skin Tag Removal
- Wart Removal
Sleep Health
- At-Home Sleep Study Order
Urgent Care Procedures
- Stitches and Laceration Repair
Wellness & Weight
- Weight Management Consult
Women's Health
- Hormone Replacement Therapy Consultation
Procedures Most Often Billed to Medicare
436 services · 371 patients · 8 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Injection of drug or substance under skin or into muscle | Treatment | 96372 |
16 | Less often than most peers in Family Practice |
| Injection, ceftriaxone sodium, per 250 mg | Drug given | J0696 |
46 | Less often than most peers in Family Practice |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
257 | More often than most peers in Family Practice |
| Automated urinalysis test | Lab test | 81003 |
48 | More often than most peers in Family Practice |
| Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more | Office visit | 99215 |
24 | As often as other peers in Family Practice |
| Amplifed dna or rna probe detection of severe acute respiratory syndrome coronavirus 2 (covid-19) antigen | Lab test | 87635 |
18 | As often as other peers in Family Practice |
| Detection test by multiplex amplified probe technique for severe acute respiratory syndrome coronavirus 2 (sars-cov-2) (covid-19), influenza virus types a and b, and respiratory syncytial virus | Lab test | 87637 |
16 | Less often than most peers in Family Practice |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
11 | Less often than most peers in Family Practice |
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 Jackson 5
Same specialty, same city.
More connections — 24 related providers in 3 groups
Trained at University of Utah School of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 2013 at University of Utah School of Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs Injection of drug or substance under skin or into muscle 8
Providers in CA who bill this service to Medicare most often.
Common questions
What kind of doctor is Dr. Jay?
Dr. Jay is a family practice in Jackson, CA. That is the designation recorded for this NPI in the federal registry.
NPI registry
What is Dr. Jay's address?
Dr. Jay is listed at 815 Court St Ste 7, Jackson, CA 95642. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Dr. Jay?
The number on file is (209) 257-5900. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Dr. Jay?
Dr. Jay's National Provider Identifier is 1487097929. 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
Where did Dr. Jay train?
Dr. Jay attended University of Utah School of Medicine, graduating in 2013. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. Jay have?
Dr. Jay has 13 years experience. Calculated from a graduation year of 2013, reported in the CMS National Downloadable File.
CMS public data
What procedures does Dr. Jay perform?
According to Medicare billing data, Dr. Jay provides treatments such as injection of drug or substance under skin or into muscle, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Dr. Jay's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Jay. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.