Doctor profile · Federal record
Dr. Ana Castaneda Guarderas, M.D.
Emergency Medicine Physician (CMS: Emergency Medicine) · Emergency Medicine Physician · Memphis, TN
- NPI 1194174318
- Accepts Medicare
- MIPS 67.6 / 100 · 2023
- 16 yrs in practice
- Licensed in 2 states
- Female
- Group practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
877 Jefferson Ave
Memphis, TN 38103
(901) 545-7100
fax (901) 545-8996 - Additional location
-
20900 Biscayne Blvd, Gme, South Tower, Room 821
Aventura, FL 331801407
(305) 692-3392
Credentials & registration
- NPI registered
- June 2016 — 10 yrs on file
- Profile last updated
- January 15, 2020
- Year of graduation
- 2010 — 16 yrs since
- Specialty taxonomy
- 207P00000X — NUCC code
- State licenses (2)
- Tennessee #59139 · Florida #23751
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1194174318. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
159
Distinct HCPCS
3
Medicare allowed
$27,337
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99291 |
Critical care, first 30-74 minutes | 70 | 70 | $200 | |
99285 |
Emergency department visit with high level of medical decision making | 64 | 64 | $165 | |
99284 |
Emergency department visit with moderate level of medical decision making | 25 | 24 | $110 |
In context: peer comparison
Among 50 peers in Memphis Emergency Medicine Physician, average services per provider: 100. This provider delivers 1.6× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
61
Patients
61
Total drug cost
$274
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Methocarbamol | Generic | 28 | 28 | $163 |
| Oxycodone Hcl | Generic | 19 | 19 | $62 |
| Diclofenac Sodium | Generic | 14 | 14 | $49 |
Hospital affiliations
Frequently asked questions
What is Dr. Ana Castaneda Guarderas's medical specialty?
Dr. Ana Castaneda Guarderas practices Emergency Medicine Physician in Memphis, TN.
Where does Dr. Ana Castaneda Guarderas practice?
Dr. Ana Castaneda Guarderas practices at 877 Jefferson Ave, Memphis, TN 38103. Office phone: 9015457100.
What is Dr. Ana Castaneda Guarderas's NPI?
Dr. Ana Castaneda Guarderas's National Provider Identifier (NPI) is 1194174318, issued by NPPES.
Does Dr. Ana Castaneda Guarderas accept Medicare assignment?
Yes. Dr. Ana Castaneda Guarderas accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Ana Castaneda Guarderas commonly perform?
Top Medicare-reported procedures in 2023: Critical care (HCPCS 99291); Emergency department visit with high level of medical decision making (HCPCS 99285); Emergency department visit with moderate level of medical decision making (HCPCS 99284). Source: CMS Medicare Physician & Other Practitioners file.