Physician Profile
Unclaimed ProfileAbout FERRIS
Mark Charles Ferris, M.D. practises pulmonary disease in Paris, TX. Mark is a 1988 graduate of University of Oklahoma College of Medicine. Mark is also listed as specialising in 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 kind of doctor is Dr. Ferris?
Dr. Ferris is a pulmonary disease in Paris, TX. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “PULMONARY DISEASE”.
NPI registry
What is Dr. Ferris's address?
Dr. Ferris is listed at 2850 LEWIS LN STE 109, Paris, TX 75460. 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. Ferris?
The number on file is (903) 737-1680. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is the NPI for Dr. Ferris?
Dr. Ferris's National Provider Identifier is 1245255629. 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. Ferris train?
Dr. Ferris attended University of Oklahoma College of Medicine, graduating in 1988. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. Ferris have?
Dr. Ferris has 38 years experience. Calculated from a graduation year of 1988, reported in the CMS National Downloadable File.
CMS public data
What procedures does Dr. Ferris perform?
According to Medicare billing data, Dr. Ferris provides treatments such as test to measure expiratory airflow and volume changes before and after medication administration and test to examine how well the lungs exchange gases, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Dr. Ferris's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Ferris. If this is you, claiming it is free.
Guide.md
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (903) 737-1680
- Email not available
Practice Locations
2850 LEWIS LN STE 109
Paris, TX 75460
Procedures Most Often Billed to Medicare
1,296 services · 962 patients · 13 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Test to measure expiratory airflow and volume changes before and after medication administration | Treatment | 94060 |
83 |
| Test to examine how well the lungs exchange gases | Treatment | 94729 |
80 |
| Test to determine lung volumes using gas dilution or washout | Treatment | 94727 |
80 |
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | Office visit | 99232 |
360 |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
214 |
| Critical care, first 30-74 minutes | Office visit | 99291 |
156 |
| New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more | Office visit | 99204 |
95 |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
55 |
| Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | Office visit | 99222 |
54 |
| Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more | Office visit | 99215 |
44 |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
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Claim this profileRelated providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Other pulmonary diseases at this location 1
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.
Trained at University of Oklahoma College of Medicine 8
Other providers in the same specialty who trained at the same institution.
More connections — 16 related providers in 2 groups
Class of 1988 at University of Oklahoma College of Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs Test to measure expiratory airflow and volume changes before and after medication administration 8
Providers in TX 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.