Are you Dr. Lock? This profile is yours to edit: update your address, phone, photo and services.
Edit this profileAt a glance
- 199 Rimmer Street, Walnut Grove, MS 39189
About Dr. Lock
Based in Walnut Grove, MS, James W. Lock, MD is listed in the NPI registry under internal medicine. James graduated from Meharry Medical College School of Medicine in 1989. According to Medicare claims data, James cared for 99 Medicare patients across 158 services. The services billed most often include blood glucose (sugar) measurement using reagent strip, hemoglobin a1c level, and complete blood cell count (red cells, white blood cell, platelets), automated test. NPI 1063499002 identifies this record in the national registry.
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
- (601) 253-2733
- Email not available
Practice Locations
199 RIMMER STREET
Walnut Grove, MS 39189
Conditions Commonly Evaluated or Treated
Within Internal 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
- High blood pressure
- High cholesterol
Digestive and liver
- Acid reflux
- Fatty liver disease
- IBS
Endocrine, blood, and bone
- Gout
Infectious disease
- Shingles
Kidney and urinary
- Chronic kidney disease
- Enlarged prostate
Respiratory
- Acute bronchitis
- Asthma
- COPD
Blood & Circulation
- Blood clots
Blood disorders
- Anemia
Brain & Nerves
- Alzheimer's disease
Brain and nerves
- Vertigo
Cardiac and vascular
- AFib
Digestive
- Diverticulitis
Heart & Circulation
- Heart disease
Infections
- Impetigo
Kidney & Bladder
- Overactive Bladder and Leakage
Lungs & Breathing
- Sleep apnea
Mental Health
- Generalized anxiety disorder
- Insomnia and Sleep Problems
Neurologic and behavioral
- Depression
- Migraines
Pain
- Back pain
Rheumatologic and pain
- Osteoarthritis
Procedures & services
Most searched procedures
- Annual physical
- Blood test
- Flu shot
- Medicare wellness visit
- Sick visit
- TB test
- Well-woman exam
Preventive and evaluation
- Medication management
- Post-hospital transitional care
Screening and diagnostic testing
- EKG
- Spirometry
Bones & Joints
- Trigger Point Injections
Brain and nerves
- Epley Maneuver
Cancer screening
- Colon Cancer Screening Referral
- Mammogram Referral
Digestive
- Endoscopy
Exams & Consultations
- Pre-Op Clearance Exam
Heart & Circulation
- Blood Pressure Check
- Heart monitor
Heart health
- Cardiac Stress Test Referral
Imaging referral
- Abdominal Ultrasound Referral
Immunizations
- Tetanus shot
Lab tests
- Urinalysis
Lungs & Breathing
- At-Home Sleep Study Order
Metabolic & Weight
- Weight Loss Injections and Medication
Minor procedures
- Ingrown toenail removal
- Suture removal
Office procedures
- Cryotherapy for skin lesions
- Earwax removal
- Incision and drainage of an abscess
- Skin biopsy
Office Procedures
- Skin Tag and Mole Removal
- Vitamin B12 Injections
- Wart Removal
Pain management
- Knee Joint Injection
Preventive & Routine Care
- Smoking cessation counseling
Screenings & Diagnostics
- Bone Density Scan Referral
- Diabetes Screening and A1C Test
Sexual health
- STI Testing
Procedures Most Often Billed to Medicare
158 services · 99 patients · 5 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Blood glucose (sugar) measurement using reagent strip | Lab test | 82948 |
66 | More often than most peers in Internal Medicine |
| Hemoglobin a1c level | Lab test | 83036 |
30 | Less often than most peers in Internal Medicine |
| Complete blood cell count (red cells, white blood cell, platelets), automated test | Lab test | 85027 |
26 | Less often than most peers in Internal Medicine |
| Emergency department visit with moderate level of medical decision making | Office visit | 99284 |
23 | Less often than most peers in Internal Medicine |
| Emergency department visit with low level of medical decision making | Office visit | 99283 |
13 | Less often than most peers in Internal Medicine |
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.
Also at this address 1
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
Trained at Meharry Medical College School of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 1989 at Meharry Medical College School of Medicine 8
Providers who graduated from the same medical school in the same year.
Common questions
What does Dr. Lock specialize in?
Dr. Lock is an internist in Walnut Grove, MS. That is the designation recorded for this NPI in the federal registry, where it is listed as “Internal Medicine”.
NPI registry
Where is Dr. Lock located?
Dr. Lock is listed at 199 Rimmer Street, Walnut Grove, MS 39189. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Dr. Lock's phone number?
The number on file is (601) 253-2733. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Dr. Lock's NPI number?
Dr. Lock's National Provider Identifier is 1063499002. 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. Lock go to medical school?
Dr. Lock attended Meharry Medical College School of Medicine, graduating in 1989. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Lock been practicing?
Dr. Lock has 37 years experience. Calculated from a graduation year of 1989, reported in the CMS National Downloadable File.
CMS public data
What does Dr. Lock do most often?
According to Medicare billing data, Dr. Lock the Medicare record under this individual NPI shows mainly office visits and diagnostic testing. Hospital-based physicians usually have their procedural work billed by the facility rather than under their own number, so this is a floor on their practice, not a description of it. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Lock confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Lock. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.