Physician Profile
Unclaimed ProfileAbout FIELDS
Ronald Ernest Fields, MD is a healthcare provider in Baton Rouge, LA specialising in pulmonary disease. Ronald trained at Louisiana State University School of Medicine in Shreveport, graduating in 1996. Ronald is also listed as specialising in specialist and critical care medicine.
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
Areas of Expertise
Common questions
What does Dr. Fields specialise in?
Dr. Fields is a pulmonary disease in Baton Rouge, LA. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “PULMONARY DISEASE”.
NPI registry
Where is Dr. Fields located?
Dr. Fields is listed at 7777 HENNESSY BLVD STE 701, Baton Rouge, LA 70808. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Dr. Fields's phone number?
The number on file is (225) 765-5864. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Dr. Fields's NPI number?
Dr. Fields's National Provider Identifier is 1962498196. 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. Fields go to medical school?
Dr. Fields attended Louisiana State University School of Medicine in Shreveport, graduating in 1996. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Fields been practising?
Dr. Fields has 30 years experience. Calculated from a graduation year of 1996, reported in the CMS National Downloadable File.
CMS public data
What does Dr. Fields do most often?
According to Medicare billing data, Dr. Fields provides treatments such as test to examine how well the lungs exchange gases and test to measure expiratory airflow and volume changes before and after medication administration, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Fields confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Fields. If this is you, claiming it is free.
Guide.md
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (225) 765-5864
- Email not available
Practice Locations
7777 HENNESSY BLVD STE 701
Baton Rouge, LA 70808
Procedures Most Often Billed to Medicare
1,679 services · 1,478 patients · 12 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Test to examine how well the lungs exchange gases | Treatment | 94729 |
260 |
| Test to measure expiratory airflow and volume changes before and after medication administration | Treatment | 94060 |
224 |
| Test to determine lung volumes using sensors | Treatment | 94726 |
208 |
| Test to measure expiratory airflow and volume | Treatment | 94010 |
104 |
| Test for exercise-induced lung stress | Treatment | 94618 |
68 |
| Test to determine lung volumes using gas dilution or washout | Treatment | 94727 |
46 |
| Visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient' | Billing code | G2211 |
291 |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
208 |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
155 |
| New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more | Office visit | 99205 |
51 |
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 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
Other pulmonary diseases in Baton Rouge 8
Same specialty, same city.
Trained at Louisiana State University School of Medicine in Shreveport 8
Other providers in the same specialty who trained at the same institution.
More connections — 15 related providers in 2 groups
Class of 1996 at Louisiana State University School of Medicine in Shreveport 8
Providers who graduated from the same medical school in the same year.
Also performs Test to examine how well the lungs exchange gases 7
Providers in LA who bill this service to Medicare most often.
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.