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- 20 Tower Office Park, Woburn, MA 01801
About Dr. Oconnor
Brian W. Oconnor, MD practices preventive medicine in Woburn, MA. Brian is a 1984 graduate of Georgetown University School of Medicine. According to Medicare claims data, Brian cared for 463 Medicare patients across 2,155 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, testing for presence of drug, by chemistry analyzers, and established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more. The provider's National Provider Identifier (NPI) is 1912991522.
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
- (781) 305-3300
- Email not available
Is this your home address or personal number? Hide it
Practice Locations
20 TOWER OFFICE PARK
Woburn, MA 01801
Conditions Commonly Evaluated or Treated
Within Preventive 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
Cancer risk
Environmental health
- Asbestos Exposure
- Tick bite and Lyme disease risk
- Toxic Mold Exposure
- Workplace Chemical Exposure
- Heavy Metal Toxicity
General wellness
Heart health
- Heart Disease Risk
- Coronary artery disease
- High blood pressure
- High cholesterol
- Poor Circulation
Kidney health
Lifestyle & wellness
Longevity
Occupational health
- Asbestos and mineral dust exposure
- Work-Related Back Strain
- Shift Work Sleep Problems
Sexual health
Substance use
Travel health
Workplace health
Addiction & habits
Blood sugar
Bone & joint
Brain health
Digestive health
Hormones
- Hormone Imbalance
- Testosterone deficiency
- Underactive Thyroid
Liver & digestion
Metabolic health
Nutrition & deficiencies
Nutrition & deficiency
- Food Intolerances And Sensitivities
- Vitamin D deficiency
Preventive care
Sleep health
Weight & metabolism
- Insulin Resistance
- Metabolic syndrome
- Obesity
Procedures & services
Addiction & habits
Cancer screening
- Cancer screening and prevention planning
- Screening colonoscopy
- Low-dose CT lung cancer screening
- Mammogram Referral
- Pap smear
- Prostate cancer blood test
- Skin cancer screening
Checkups & exams
Environmental health
Fitness & body composition
- VO2 Max Test
- DEXA Body Composition Scan
Immunizations
- Hepatitis Screening And Vaccine
- COVID-19 Booster
- Flu shot
- HPV vaccine
- Pneumonia shot
- Routine Vaccines
- Tetanus shot
Longevity
Metabolic health
Preventive imaging
Screening & labs
- Diabetes and prediabetes screening
- Genetic Health Risk Testing
- Heart Calcium Score
- Hormone Panel Testing
- Bone Density Scan Referral
- Cholesterol screening
- Food Sensitivity Testing
- Tuberculosis Blood Test
Workplace health
- Ergonomic Workstation Evaluation
- Respirator Fit Testing
- Return To Work Clearance
- DOT Physical Exam
- Hearing Test For Work
- Pre-Employment Physical
- Workplace Drug Test
Heart health
Lab tests
Lifestyle & wellness
- Exercise Prescription
- Medical nutrition therapy
- Mindfulness-based stress reduction
Occupational health
- Return To Work Evaluation
Sexual health
- PrEP prescription
Travel health
- Travel Vaccines And Consult
Weight & metabolism
Procedures Most Often Billed to Medicare
2,155 services · 463 patients · 9 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Assessment of emotional or behavioral problems | Treatment | 96127 |
135 | Too few peers to compare |
| Injection of drug or substance under skin or into muscle | Treatment | 96372 |
35 | Too few peers to compare |
| Administration and interpretation of patient-focused health risk assessment | Treatment | 96160 |
16 | Too few peers to compare |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
853 | More than most peers in Preventive Medicine |
| Testing for presence of drug, by chemistry analyzers | Lab test | 80307 |
664 | Too few peers to compare |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
230 | More often than most peers in Preventive Medicine |
| 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 |
176 | More often than most peers in Preventive Medicine |
| Alcohol and/or substance (other than tobacco) misuse structured assessment (e.g., audit, dast), and brief intervention 15 to 30 minutes | Billing code | G0396 |
24 | Too few peers to compare |
| Office-based treatment for opioid use disorder, including care coordination, individual therapy and group therapy and counseling; at least 60 minutes in a subsequent calendar month | Billing code | G2087 |
22 | Too few peers to compare |
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.
Trained at Georgetown University School of Medicine 2
Other providers in the same specialty who trained at the same institution.
Class of 1984 at Georgetown University School of Medicine 8
Providers who graduated from the same medical school in the same year.
Common questions
What kind of doctor is Dr. Oconnor?
Dr. Oconnor is a preventive medicine in Woburn, MA. That is the designation recorded for this NPI in the federal registry.
NPI registry
What is Dr. Oconnor's address?
Dr. Oconnor is listed at 20 Tower Office Park, Woburn, MA 01801. 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. Oconnor?
The number on file is (781) 305-3300. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Dr. Oconnor's NPI number?
Dr. Oconnor's National Provider Identifier is 1912991522. 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. Oconnor train?
Dr. Oconnor attended Georgetown University School of Medicine, graduating in 1984. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Oconnor been practicing?
Dr. Oconnor has 42 years experience. Calculated from a graduation year of 1984, reported in the CMS National Downloadable File.
CMS public data
What procedures does Dr. Oconnor perform?
According to Medicare billing data, Dr. Oconnor provides treatments such as assessment of emotional or behavioral problems 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
Has Dr. Oconnor confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Oconnor. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.