Are you John A. Gregg, D.O.? This profile is yours to edit: update your address, phone, photo and services.
Edit this profileAt a glance
- 510 Hamburg Tpke, Wayne Commons, Suite 101, Wayne, NJ 07470
About Dr. Gregg
Based in Wayne, NJ, John A. Gregg, D.O. is listed in the NPI registry under family practice. John is also listed as specializing in family medicine. According to Medicare claims data, John cared for 742 Medicare patients across 762 services. The services billed most often include established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more, new patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more, and detection test by immunoassay technique for severe acute respiratory syndrome coronavirus and influenza. NPI 1013118660 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
- (973) 942-6005
- Email not available
Practice Locations
510 HAMBURG TPKE WAYNE COMMONS, SUITE 101
Wayne, NJ 07470
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
Genitourinary and reproductive
Musculoskeletal and pain
Neurologic and behavioral
Respiratory and infectious
Skin
Common childhood and ear conditions
Pain & Joints
Procedures & services
Most searched procedures
- Annual physical
- Blood test
- Flu shot
- Medicare wellness visit
- Sick visit
- TB test
- Well-woman exam
Preventive interventions
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
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
Senior Care
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
762 services · 742 patients · 12 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Inhalation treatment for airway obstruction or sputum production | Treatment | 94640 |
11 | Less often than most peers in Family Practice |
| Albuterol, up to 2.5 mg and ipratropium bromide, up to 0.5 mg, fda-approved final product, non-compounded, administered through dme | Drug given | J7620 |
11 | Less often than most peers in Family Practice |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
313 | More than most peers in Family Practice |
| New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more | Office visit | 99203 |
115 | More than most peers in Family Practice |
| Detection test by immunoassay technique for severe acute respiratory syndrome coronavirus and influenza | Lab test | 87428 |
97 | More than most peers in Family Practice |
| Automated urinalysis test | Lab test | 81003 |
56 | More often than most peers in Family Practice |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
40 | Less often than most peers in Family Practice |
| Detection test by immunoassay with direct visual observation for streptococcus, group a (strep) | Lab test | 87880 |
28 | More often than most peers in Family Practice |
| Detection test by immunoassay with direct visual observation for influenza virus | Lab test | 87804 |
28 | Less often than most peers in Family Practice |
| Detection test by immunoassay technique for severe acute respiratory syndrome coronavirus | Lab test | 87426 |
27 | As often as other 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 4
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 Wayne 6
Same specialty, same city.
More connections — 22 related providers in 3 groups
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
Class of 2003 at Other 6
Providers who graduated from the same medical school in the same year.
Also performs Inhalation treatment for airway obstruction or sputum production 8
Providers in NJ who bill this service to Medicare most often.
Common questions
What is John A. Gregg's specialty?
John A. Gregg is a family practice in Wayne, NJ. That is the designation recorded for this NPI in the federal registry.
NPI registry
Where can I find John A. Gregg?
John A. Gregg is listed at 510 Hamburg Tpke Wayne Commons, Suite 101, Wayne, NJ 07470. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact John A. Gregg?
The number on file is (973) 942-6005. Contact the office directly to confirm availability and scheduling.
NPI registry
What is John A. Gregg's NPI number?
John A. Gregg's National Provider Identifier is 1013118660. 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
What is John A. Gregg's education?
John A. Gregg attended Other, graduating in 2003. This comes from the CMS National Downloadable File.
CMS public data
How long has John A. Gregg been practicing?
John A. Gregg has 23 years experience. Calculated from a graduation year of 2003, reported in the CMS National Downloadable File.
CMS public data
What is John A. Gregg known for?
According to Medicare billing data, John A. Gregg provides treatments such as inhalation treatment for airway obstruction or sputum production, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has John A. Gregg confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by John A. Gregg. If this is you, claiming it is free.
Guide.md
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