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- 1025 E 2Nd St, Cushing, OK 74023
About Dr. Grellner
Based in Cushing, OK, Randy J. Grellner, DO is listed in the NPI registry under family practice. Randy graduated from Oklahoma State University College of Osteopathic Medicine in 1998. Randy is also listed as specializing in family medicine. According to Medicare claims data, Randy cared for 2,308 Medicare patients across 39,450 services. The services billed most often include injection, testosterone cypionate, 1 mg, injection, methylprednisolone acetate, 1 mg, and injection, dexamethasone sodium phosphate, 1 mg. NPI 1356364376 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
- (918) 225-3627
- Email not available
Practice Locations
1025 E 2ND ST
Cushing, OK 74023
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
- Gout
- Heel 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
39,450 services · 2,308 patients · 25 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Insertion of needle into vein for collection of blood sample | Procedure | 36415 |
517 | More than most peers in Family Practice |
| Aspiration and/or injection of fluid from large joint | Procedure | 20610 |
38 | More often than most peers in Family Practice |
| Injection into tendon at attachment to bone or muscle | Procedure | 20551 |
29 | As often as other peers in Family Practice |
| X-ray of chest, 2 views | Imaging | 71046 |
18 | Less often than most peers in Family Practice |
| Injection of drug or substance under skin or into muscle | Treatment | 96372 |
540 | More than most peers in Family Practice |
| Influenza vaccine, inactivated | Treatment | 90653 |
33 | As often as other peers in Family Practice |
| Influenza vaccine, trivalent, split virus, preservative-free, 0.5 ml dosage | Treatment | 90656 |
14 | Less often than most peers in Family Practice |
| Injection, testosterone cypionate, 1 mg | Drug given | J1071 |
26,080 | More often than most peers in Family Practice |
| Injection, methylprednisolone acetate, 1 mg | Drug given | J1010 |
6,300 | More than most peers in Family Practice |
| Injection, dexamethasone sodium phosphate, 1 mg | Drug given | J1100 |
1,522 | More 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 Cushing 2
Same specialty, same city.
More connections — 24 related providers in 3 groups
Trained at Oklahoma State University College of Osteopathic Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 1998 at Oklahoma State University College of Osteopathic Medicine 8
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 kind of doctor is Dr. Grellner?
Dr. Grellner is a family practice in Cushing, OK. That is the designation recorded for this NPI in the federal registry.
NPI registry
What is Dr. Grellner's address?
Dr. Grellner is listed at 1025 E 2Nd St, Cushing, OK 74023. 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. Grellner?
The number on file is (918) 225-3627. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Dr. Grellner's NPI number?
Dr. Grellner's National Provider Identifier is 1356364376. 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. Grellner train?
Dr. Grellner attended Oklahoma State University College of Osteopathic Medicine, graduating in 1998. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Grellner been practicing?
Dr. Grellner has 28 years experience. Calculated from a graduation year of 1998, reported in the CMS National Downloadable File.
CMS public data
What procedures does Dr. Grellner perform?
According to Medicare billing data, Dr. Grellner performs procedures including insertion of needle into vein for collection of blood sample, aspiration and/or injection of fluid from large joint and injection into tendon at attachment to bone or muscle; reads or performs imaging such as x-ray of chest, 2 views; provides treatments such as injection of drug or substance under skin or into muscle and influenza vaccine, inactivated, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Grellner confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Grellner. If this is you, claiming it is free.
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