Physician Profile
Unclaimed ProfileAbout SADOWSKY
Marc M Sadowsky, M.D. practices psychiatry in Lawrence, MA. Marc is a 1985 graduate of Tufts University School of Medicine. Marc is also listed as specializing in geriatric psychiatry. Medicare claims data shows Marc provided 1,263 services to 793 patients.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
Education & Training
Areas of Expertise
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (978) 687-2321
- Email not available
Practice Locations
354 MERRIMACK ST
Lawrence, MA 01843
Procedures Most Often Billed to Medicare
1,263 services · 793 patients · 6 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Assessment of emotional or behavioral problems | Treatment | 96127 |
166 |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
590 |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
273 |
| Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more | Office visit | 99215 |
171 |
| Annual depression screening, 5 to 15 minutes | Billing code | G0444 |
48 |
| Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more | Office visit | 99212 |
15 |
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.
Related specialists at this location 8
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.
Other psychiatry specialists in Lawrence 7
Same specialty, same city.
More connections — 24 related providers in 3 groups
Trained at Tufts University School of Medicine 8
Other providers in the same specialty who trained at the same institution.
Class of 1985 at Tufts University School of Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs Assessment of emotional or behavioral problems 8
Providers in MA who bill this service to Medicare most often.
Common questions
What does Dr. Sadowsky specialize in?
Dr. Sadowsky is a psychiatry in Lawrence, MA. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “PSYCHIATRY”.
NPI registry
Where is Dr. Sadowsky located?
Dr. Sadowsky is listed at 354 MERRIMACK ST, Lawrence, MA 01843. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Dr. Sadowsky's phone number?
The number on file is (978) 687-2321. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is the NPI for Dr. Sadowsky?
Dr. Sadowsky's National Provider Identifier is 1558358689. 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. Sadowsky go to medical school?
Dr. Sadowsky attended Tufts University School of Medicine, graduating in 1985. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. Sadowsky have?
Dr. Sadowsky has 41 years experience. Calculated from a graduation year of 1985, reported in the CMS National Downloadable File.
CMS public data
What does Dr. Sadowsky do most often?
According to Medicare billing data, Dr. Sadowsky provides treatments such as assessment of emotional or behavioral problems, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Dr. Sadowsky's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Sadowsky. If this is you, claiming it is free.
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Claim this profileProvider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.