Are you Michael J. Brennan, M.D.? This profile is yours to edit: update your address, phone, photo and services.
Edit this profileBased in Fairfield, CT, Michael J. Brennan, M.D. is listed in the NPI registry under physical medicine & rehabilitation. Michael graduated from State University of New York Downstate Medical Center in 1985. Medicare claims data shows Michael provided 435 services to 165 patients. 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, read by direct observation, and established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more. NPI 1538117049 identifies this record in the national registry.
Factual summary compiled by Guide.md from public records; not written by this provider.
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
140 SHERMAN ST
Fairfield, CT 06824
Within Physical Medicine and Rehabilitation generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Brain & memory
Brain and nerve conditions
Rehabilitation
Spine & Back
Most searched conditions
Chronic pain
Foot & ankle
Joint pain
Joints and arms
Joints and legs
Mobility
Muscle & tendon
Nerve and muscle pain
Nerve pain
Neurological rehab
Pain management
Rehab and mobility
Spine and back
Spine care
Diagnostics and tests
Injections and pain relief
Neuromuscular
Pain management
Rehabilitation
Spine procedures
Wound care
Most searched procedures
Devices and implants
Diagnostics
Joint care
Mobility
Muscle & tendon
Nerve procedures
Physical medicine
Rehab and mobility
435 services · 165 patients · 3 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
358 | More often than most peers in Rehabilitation medicine |
| Testing for presence of drug, read by direct observation | Lab test | 80305 |
63 | As often as other peers in Rehabilitation medicine |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
14 | Less often than most peers in Rehabilitation medicine |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Michael J. Brennan is a rehabilitation physician in Fairfield, CT. That is the designation recorded for this NPI in the federal registry, where it is listed as “Physical Medicine & Rehabilitation”.
NPI registry
Michael J. Brennan is listed at 140 Sherman St, Fairfield, CT 06824. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (203) 255-3451. Contact the office directly to confirm availability and scheduling.
NPI registry
Michael J. Brennan's National Provider Identifier is 1538117049. 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
Michael J. Brennan attended State University of New York Downstate Medical Center, graduating in 1985. This comes from the CMS National Downloadable File.
CMS public data
Michael J. Brennan has 41 years experience. Calculated from a graduation year of 1985, reported in the CMS National Downloadable File.
CMS public data
According to Medicare billing data, Michael J. Brennan the Medicare record under this individual NPI shows mainly office visits and diagnostic testing. Hospital-based physicians usually have their procedural work billed by the facility rather than under their own number, so this is a floor on their practice, not a description of it. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Not yet. This profile is built from public federal data and has not been confirmed by Michael J. Brennan. If this is you, claiming it is free.
Guide.md
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