Physician Profile
Unclaimed ProfileAbout MARX
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Education & Training
Areas of Expertise
Common questions
What kind of doctor is Dr. Marx?
Dr. Marx is a physician assistant in Branford, CT. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “PHYSICIAN ASSISTANT”.
NPI registry
What is Dr. Marx's address?
Dr. Marx is listed at 144 N MAIN ST STE 5, Branford, CT 06405. 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. Marx?
The number on file is (203) 468-9775. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is the NPI for Dr. Marx?
Dr. Marx's National Provider Identifier is 1588397921. 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. Marx train?
Dr. Marx attended Other, graduating in 2022. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. Marx have?
Dr. Marx has 4 years experience. Calculated from a graduation year of 2022, reported in the CMS National Downloadable File.
CMS public data
What procedures does Dr. Marx perform?
According to Medicare billing data, Dr. Marx performs procedures including insertion of needle into vein for collection of blood sample; provides treatments such as routine electrocardiogram using at least 12 leads with interpretation and report and influenza vaccine split virus, preservative free, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Dr. Marx's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Marx. If this is you, claiming it is free.
Guide.md
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (203) 468-9775
- Email not available
Practice Locations
144 N MAIN ST STE 5
Branford, CT 06405
Procedures Most Often Billed to Medicare
2,318 services · 1,312 patients · 21 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Insertion of needle into vein for collection of blood sample | Procedure | 36415 |
223 |
| Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | Treatment | 93000 |
123 |
| Influenza vaccine split virus, preservative free | Treatment | 90662 |
56 |
| Admn sarscov2 vacc 1 dose | Treatment | 90480 |
46 |
| Sarscv2 vac 30mcg trs-suc im | Treatment | 91320 |
37 |
| Pneumococcal conjugate vaccine, 20 valent (pcv20), for intramuscular use | Treatment | 90677 |
16 |
| Chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month | Office visit | 99490 |
729 |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
312 |
| Chronic care management services for two or more chronic conditions, additional 20 minutes of clinical staff time directed by health care professional, per calendar month | Office visit | 99439 |
147 |
| Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | Billing code | G0439 |
128 |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
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Claim this profileRelated providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Other physician assistants at this location 1
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 2
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 — 31 related providers in 4 groups
Other physician assistants in Branford 7
Same specialty, same city.
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
Class of 2022 at Other 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 CT who bill this service to Medicare most often.
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.