Physician Profile
C R. Mackenzie, M.D.
Unclaimed ProfileAbout Dr. Mackenzie
Listed in the NPI registry as a specialist, C R. Mackenzie, M.D. practices in New York, NY. C graduated from Js Weill Medical College, Cornell University in 1983. Medicare claims data shows C provided 3,261 services to 1,015 patients. The services billed most often include injection, denosumab, 1 mg, injection, methylprednisolone acetate, 1 mg, and established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more.
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
Specialty
Credentials & Licensing
Source: NPPES NPI Registry
Contact Information
- (212) 606-1669
- Email not available
Practice Locations
535 E 70TH ST
New York, NY 10021
Procedures Most Often Billed to Medicare
3,261 services · 1,015 patients · 17 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Insertion of needle into vein for collection of blood sample | Procedure | 36415 |
92 |
| Aspiration and/or injection of fluid from large joint | Procedure | 20610 |
23 |
| Routine electrocardiogram (ecg) using at least 12 leads with tracing | Treatment | 93005 |
99 |
| Influenza vaccine split virus, preservative free | Treatment | 90662 |
25 |
| Injection of drug or substance under skin or into muscle | Treatment | 96372 |
23 |
| Injection, denosumab, 1 mg | Drug given | J0897 |
1,380 |
| Injection, methylprednisolone acetate, 1 mg | Drug given | J1010 |
720 |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
290 |
| Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | Billing code | G0439 |
189 |
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
146 |
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 specialists at this location 1
Same specialty, same street address — most likely the same department or group.
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 specialists in New York 8
Same specialty, same city.
More connections — 24 related providers in 3 groups
Trained at Js Weill Medical College, Cornell University 8
Other providers in the same specialty who trained at the same institution.
Class of 1983 at Js Weill Medical College, Cornell University 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 NY who bill this service to Medicare most often.
Common questions
What does C R. Mackenzie specialize in?
C R. Mackenzie is a specialist in New York, NY. That is the designation recorded for this NPI in the federal registry.
NPI registry
Where is C R. Mackenzie located?
C R. Mackenzie is listed at 535 E 70Th St, New York, NY 10021. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is C R. Mackenzie's phone number?
The number on file is (212) 606-1669. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is the NPI for C R. Mackenzie?
C R. Mackenzie's National Provider Identifier is 1750344289. 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 C R. Mackenzie train?
C R. Mackenzie attended Js Weill Medical College, Cornell University, graduating in 1983. This comes from the CMS National Downloadable File.
CMS public data
How much experience does C R. Mackenzie have?
C R. Mackenzie has 43 years experience. Calculated from a graduation year of 1983, reported in the CMS National Downloadable File.
CMS public data
What does C R. Mackenzie do most often?
According to Medicare billing data, C R. Mackenzie performs procedures including insertion of needle into vein for collection of blood sample and aspiration and/or injection of fluid from large joint; provides treatments such as routine electrocardiogram using at least 12 leads with tracing 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 C R. Mackenzie's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by C R. Mackenzie. If this is you, claiming it is free.
Guide.md
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.