Physician Profile
Unclaimed ProfileAbout CO
John Alexander Co, MD practises cardiovascular disease (cardiology) in Ridgewood, NJ. John is also listed as specialising in cardiovascular disease.
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
Common questions
What does Dr. Co specialise in?
Dr. Co is a cardiovascular disease (cardiology) in Ridgewood, NJ. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “CARDIOVASCULAR DISEASE (CARDIOLOGY)”.
NPI registry
Where is Dr. Co located?
Dr. Co is listed at 140 CHESTNUT ST SUITE 202, Ridgewood, NJ 07450. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Dr. Co's phone number?
The number on file is (201) 445-0405. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is the NPI for Dr. Co?
Dr. Co's National Provider Identifier is 1588620199. 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. Co go to medical school?
Dr. Co attended Other, graduating in 1983. This comes from the CMS National Downloadable File.
CMS public data
How much experience does Dr. Co have?
Dr. Co has 43 years experience. Calculated from a graduation year of 1983, reported in the CMS National Downloadable File.
CMS public data
What does Dr. Co do most often?
According to Medicare billing data, Dr. Co performs procedures including insertion of tube into chest or arm artery, each first order branch and infusion of chemical agent into artery of brain with insertion of tube and imaging, initial territory; provides treatments such as routine electrocardiogram using at least 12 leads with interpretation and report only and routine electrocardiogram using at least 12 leads with interpretation and report, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Dr. Co's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Co. If this is you, claiming it is free.
Guide.md
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (201) 445-0405
- Email not available
Practice Locations
140 CHESTNUT ST SUITE 202
Ridgewood, NJ 07450
Procedures Most Often Billed to Medicare
26,453 services · 11,713 patients · 25 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Insertion of tube into chest or arm artery, each first order branch | Procedure | 36215 |
28 |
| Infusion of chemical agent into artery of brain with insertion of tube and imaging, initial territory | Procedure | 61650 |
16 |
| Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only | Treatment | 93010 |
23,972 |
| Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | Treatment | 93000 |
297 |
| Ultrasound of heart with color-depicted blood flow, rate, direction and valve function | Treatment | 93306 |
149 |
| Ultrasound of heart with color-depicted blood flow, rate, direction and valve function | Treatment | 93306 |
80 |
| Ultrasound of heart with continuous electrocardiogram (ecg) during rest, exercise and/or drug induced stress with review and report | Treatment | 93351 |
58 |
| Use of a drug to induce depression of consciousness by physician performing a procedure (5 years or older), initial 15 minutes | Treatment | 99152 |
42 |
| Evaluation of single, dual, multiple lead or leadless pacemaker system | Treatment | 93288 |
32 |
| Injection for imaging of aorta above heart valve with review by radiologist | Treatment | 93567 |
30 |
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.
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 cardiovascular diseases in Ridgewood 7
Same specialty, same city.
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
More connections — 14 related providers in 2 groups
Class of 1983 at Other 8
Providers who graduated from the same medical school in the same year.
Also performs Insertion of tube into chest or arm artery, each first order branch 6
Providers in NJ 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.