Doctor profile · Federal record
Dr. C Mackenzie, M.D.
Specialist (CMS: Rheumatology) · New York, NY
- NPI 1750344289
- MIPS 75.0 / 100 · 2023
- 43 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
535 E 70Th St
New York, NY 100214872
(212) 606-1669
fax (212) 774-2229
Credentials & registration
- NPI registered
- April 2006 — 20 yrs on file
- Profile last updated
- April 28, 2021
- Year of graduation
- 1983 — 43 yrs since
- Specialty taxonomy
- 174400000X — NUCC code
- State license (1)
- New York #156880
- Medicaid
- NY #00808439
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1750344289. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
2,808
Distinct HCPCS
10
Medicare allowed
$195,264
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
J0897 |
Injection, denosumab, 1 mg | 1,320 | 18 | $23 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 261 | 175 | $102 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 223 | 223 | $190 | |
G0439 |
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | 183 | 183 | $146 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 176 | 142 | $145 | |
36415 |
Insertion of needle into vein for collection of blood sample | 112 | 104 | $8 | |
93005 |
Routine electrocardiogram (ecg) using at least 12 leads with tracing | 100 | 95 | $8 | |
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 84 | 59 | $89 | |
99203 |
New patient office or other outpatient visit, 30-44 minutes | 55 | 55 | $131 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 49 | 46 | $204 |
In context: peer comparison
Among 124 peers in New York Specialist, average services per provider: 223. This provider delivers 13× the peer median.Open Payments
Industry payments received
All-time total
$120
Transactions
1
Manufacturers
1
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Heron Therapeutics, INC. | 1 | $120.32 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
1,678
Patients
458
Total drug cost
$485,897
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Atorvastatin Calcium | Generic | 300 | 83 | $3,431 |
| Amlodipine Besylate | Generic | 163 | 49 | $1,750 |
| Rosuvastatin Calcium | Generic | 151 | 45 | $3,373 |
| Levothyroxine Sodium | Generic | 136 | 36 | $2,337 |
| Methotrexate (Methotrexate Sodium) | Brand | 122 | 29 | $3,598 |
| Simvastatin | Generic | 102 | 23 | $948 |
| Prednisone | Generic | 97 | 28 | $958 |
| Zolpidem Tartrate | Generic | 86 | 21 | $673 |
| Alprazolam | Generic | 84 | 21 | $701 |
| Meloxicam | Generic | 80 | 30 | $558 |
Hospital affiliations
Frequently asked questions
What is Dr. C Mackenzie's medical specialty?
Dr. C Mackenzie practices Specialist in New York, NY.
Where does Dr. C Mackenzie practice?
Dr. C Mackenzie practices at 535 E 70Th St, New York, NY 100214872. Office phone: 2126061669.
What is Dr. C Mackenzie's NPI?
Dr. C Mackenzie's National Provider Identifier (NPI) is 1750344289, issued by NPPES.
Does Dr. C Mackenzie accept Medicare assignment?
Dr. C Mackenzie does not accept Medicare assignment for all services. Patients may be billed amounts beyond Medicare-allowed charges.
What procedures does Dr. C Mackenzie commonly perform?
Top Medicare-reported procedures in 2023: Injection, denosumab, 1 mg (HCPCS J0897); Established patient office or other outpatient visit (HCPCS 99213); New patient office or other outpatient visit (HCPCS 99204). Source: CMS Medicare Physician & Other Practitioners file.