Doctor profile · Federal record
Dr. Amy Mackenzie, MD
Internal Medicine Physician (CMS: Hematology/Oncology) · Internal Medicine Physician · Philadelphia, PA
- NPI 1992944912
- Accepts Medicare
- 21 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
925 Chestnut St, Suite 320A
Philadelphia, PA 191074216
(215) 955-8874
fax (215) 955-2340
Credentials & registration
- NPI registered
- February 2009 — 17 yrs on file
- Profile last updated
- March 21, 2017
- Year of graduation
- 2005 — 21 yrs since
- Specialty taxonomy
- 207R00000X — NUCC code
- State licenses (2)
- Pennsylvania #MD437425 · Pennsylvania #MT188649
- Medicaid (2)
- PA #1023236580003 · NJ #0199591
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1992944912. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
660
Distinct HCPCS
7
Medicare allowed
$79,700
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 296 | 165 | $100 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 190 | 75 | $148 | |
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 56 | 39 | $81 | |
99205 |
New patient office or other outpatient visit, 60-74 minutes | 52 | 52 | $187 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 28 | 17 | $101 | |
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 21 | 14 | $122 | |
99222 |
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 17 | 17 | $134 |
In context: peer comparison
Among 390 peers in Philadelphia Internal Medicine Physician, average services per provider: 132. This provider delivers 5.0× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
368
Patients
78
Total drug cost
$555,738
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Anastrozole | Generic | 107 | 41 | $3,165 |
| Eliquis (Apixaban) | Brand | 30 | 0 | $20,807 |
| Exemestane | Generic | 24 | 11 | $4,444 |
| Oxycodone Hcl | Generic | 24 | 0 | $588 |
| Hydroxyurea | Generic | 21 | 0 | $838 |
| Letrozole | Generic | 20 | 0 | $488 |
| Xarelto (Rivaroxaban) | Brand | 20 | 0 | $16,164 |
| Ondansetron Hcl | Generic | 19 | 14 | $172 |
| Tamoxifen Citrate | Generic | 18 | 0 | $830 |
| Diphenoxylate-Atropine (Diphenoxylate Hcl/Atropine) | Brand | 16 | 0 | $383 |
Hospital affiliations
Frequently asked questions
What is Dr. Amy Mackenzie's medical specialty?
Dr. Amy Mackenzie practices Internal Medicine Physician in Philadelphia, PA.
Where does Dr. Amy Mackenzie practice?
Dr. Amy Mackenzie practices at 925 Chestnut St, Philadelphia, PA 191074216. Office phone: 2159558874.
What is Dr. Amy Mackenzie's NPI?
Dr. Amy Mackenzie's National Provider Identifier (NPI) is 1992944912, issued by NPPES.
Does Dr. Amy Mackenzie accept Medicare assignment?
Yes. Dr. Amy Mackenzie accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Amy Mackenzie commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99215); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232). Source: CMS Medicare Physician & Other Practitioners file.