Physician Profile
Thomas Merrill, M.D.
Unclaimed ProfileAbout Dr. Merrill
Thomas Merrill, M.D. is a healthcare provider in Norman, OK specializing in internal medicine. Thomas trained at University of Oklahoma College of Medicine, graduating in 1982. Medicare claims data shows Thomas provided 2,802 services to 1,995 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
- (405) 321-0121
- Email not available
Practice Locations
950 N PORTER AVE SUITE 300
Norman, OK 73071
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
Procedures & services
Most searched procedures
Procedures Most Often Billed to Medicare
2,802 services · 1,995 patients · 25 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Insertion of needle into vein for collection of blood sample | Procedure | 36415 |
15 |
| X-ray of chest, 2 views | Imaging | 71046 |
60 |
| Influenza vaccine split virus, preservative free | Treatment | 90662 |
134 |
| Injection of drug or substance under skin or into muscle | Treatment | 96372 |
128 |
| Pneumococcal conjugate vaccine, 20 valent (pcv20), for intramuscular use | Treatment | 90677 |
26 |
| Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | Treatment | 93000 |
23 |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
744 |
| Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | Billing code | G0439 |
340 |
| Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes | Office visit | 99309 |
238 |
| Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, 20 minutes or more | Office visit | 99308 |
177 |
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 internal medicines at this location 6
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 8
Clinically related specialties at the same address — the people this provider most likely works alongside.
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.
More connections — 28 related providers in 4 groups
Other internal medicines in Norman 5
Same specialty, same city.
Trained at University of Oklahoma College of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 1982 at University of Oklahoma College of Medicine 7
Providers who graduated from the same medical school in the same year.
Also performs Insertion of needle into vein for collection of blood sample 8
Providers in OK who bill this service to Medicare most often.
Common questions
What does Dr. Merrill specialize in?
Dr. Merrill is an internal medicine in Norman, OK. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “INTERNAL MEDICINE”.
NPI registry
Where is Dr. Merrill located?
Dr. Merrill is listed at 950 N PORTER AVE SUITE 300, Norman, OK 73071. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Dr. Merrill's phone number?
The number on file is (405) 321-0121. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is the NPI for Dr. Merrill?
Dr. Merrill's National Provider Identifier is 1760474605. 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. Merrill go to medical school?
Dr. Merrill attended University of Oklahoma College of Medicine, graduating in 1982. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. Merrill have?
Dr. Merrill has 44 years experience. Calculated from a graduation year of 1982, reported in the CMS National Downloadable File.
CMS public data
What does Dr. Merrill do most often?
According to Medicare billing data, Dr. Merrill performs procedures including insertion of needle into vein for collection of blood sample; reads or performs imaging such as x-ray of chest, 2 views; provides treatments such as influenza vaccine split virus, preservative free and 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. Merrill's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Merrill. 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.