Physician Profile
Unclaimed ProfileAbout JO
Walter Moon Jo, MD practices cardiovascular disease (cardiology) in N Chelmsford, MA. Walter is a 1993 graduate of Tufts University School of Medicine. Walter is also listed as specializing in cardiovascular disease. According to Medicare claims data, Walter cared for 4,098 Medicare patients across 5,059 services.
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) 256-6607
- Email not available
Practice Locations
14 RESEARCH PL
N Chelmsford, MA 01863
Procedures Most Often Billed to Medicare
5,059 services · 4,098 patients · 25 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Insertion of needle into vein for collection of blood sample | Procedure | 36415 |
23 |
| Nuclear medicine studies of heart muscle at rest and with stress and spect | Imaging | 78452 |
38 |
| Nuclear medicine studies of heart muscle at rest and with stress and spect | Imaging | 78452 |
29 |
| Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | Treatment | 93000 |
1,133 |
| Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only | Treatment | 93010 |
1,097 |
| Ultrasound of heart with color-depicted blood flow, rate, direction and valve function | Treatment | 93306 |
156 |
| Evaluation of single, dual, multiple lead or leadless pacemaker system or implantable defibrillator system, remote up to 90 days | Treatment | 93296 |
143 |
| Ultrasound of heart with color-depicted blood flow, rate, direction and valve function | Treatment | 93306 |
122 |
| Evaluation of single, dual, multiple lead or leadless pacemaker system, remote up to 90 days | Treatment | 93294 |
105 |
| Programming of dual lead pacemaker system | Treatment | 93280 |
94 |
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 cardiovascular diseases at this location 5
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 5
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 — 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 1993 at Tufts University School of Medicine 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 MA who bill this service to Medicare most often.
Common questions
What does Dr. Jo specialize in?
Dr. Jo is a cardiovascular disease (cardiology) in N Chelmsford, MA. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “CARDIOVASCULAR DISEASE (CARDIOLOGY)”.
NPI registry
Where is Dr. Jo located?
Dr. Jo is listed at 14 RESEARCH PL, N Chelmsford, MA 01863. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Dr. Jo's phone number?
The number on file is (978) 256-6607. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Dr. Jo's NPI number?
Dr. Jo's National Provider Identifier is 1043250004. 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. Jo go to medical school?
Dr. Jo attended Tufts University School of Medicine, graduating in 1993. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Jo been practicing?
Dr. Jo has 33 years experience. Calculated from a graduation year of 1993, reported in the CMS National Downloadable File.
CMS public data
What does Dr. Jo do most often?
According to Medicare billing data, Dr. Jo performs procedures including insertion of needle into vein for collection of blood sample; reads or performs imaging such as nuclear medicine studies of heart muscle at rest and with stress and spect; provides treatments such as routine electrocardiogram using at least 12 leads with interpretation and report and routine electrocardiogram using at least 12 leads with interpretation and report only, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Jo confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Jo. 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.