Doctor profile · Federal record
Dr. Ann Mercer, M.D.
Internal Medicine Physician (CMS: Internal Medicine) · Las Cruces, NM
- NPI 1811913502
- Accepts Medicare
- MIPS 84.0 / 100 · 2023
- 48 yrs in practice
- Female
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
2801 Missouri Ave, Suite 12
Las Cruces, NM 880115075
(575) 522-6900
Credentials & registration
- NPI registered
- July 2006 — 20 yrs on file
- Profile last updated
- March 15, 2022
- Year of graduation
- 1978 — 48 yrs since
- Specialty taxonomy
- 207R00000X — NUCC code
- State license (1)
- New Mexico #84-79
- Medicaid
- NM #33407
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1811913502. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
2,750
Distinct HCPCS
10
Medicare allowed
$216,751
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 436 | 154 | $122 | |
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 415 | 63 | $115 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 374 | 125 | $86 | |
93010 |
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only | 278 | 261 | $8 | |
99309 |
Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes | 165 | 28 | $102 | |
99348 |
Residence visit for established patient with low level of medical decision making, per day, if using time, at least 30 minutes | 138 | 33 | $73 | |
81002 |
Urinalysis, manual test | 137 | 92 | $3 | |
97597 |
Removal of tissue from wound, 20.0 sq cm or less | 88 | 17 | $94 | |
36415 |
Insertion of needle into vein for collection of blood sample | 85 | 63 | $6 | |
G0439 |
Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | 76 | 76 | $122 |
In context: peer comparison
Among 16 peers in this city , average services per provider: 179. This provider delivers 15× the peer median.Open Payments
Industry payments received
All-time total
$911
Transactions
39
Manufacturers
6
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Merck Sharp & Dohme LLC | 12 | $241.61 | |
| Gilead Sciences, Inc. | 10 | $189.10 | |
| ABBVIE INC. | 9 | $176.44 | |
| ViiV Healthcare Company | 4 | $126.32 | |
| AstraZeneca Pharmaceuticals LP | 1 | $110.95 | |
| Astellas Pharma US Inc | 3 | $66.11 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
2,076
Patients
548
Total drug cost
$99,844
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Losartan Potassium | Generic | 297 | 82 | $5,084 |
| Levothyroxine Sodium | Generic | 268 | 63 | $4,334 |
| Lisinopril | Generic | 178 | 48 | $1,746 |
| Gabapentin | Generic | 172 | 37 | $4,676 |
| Amlodipine Besylate | Generic | 151 | 47 | $1,678 |
| Furosemide | Generic | 117 | 29 | $823 |
| Eliquis (Apixaban) | Brand | 115 | 19 | $69,576 |
| Metformin Hcl | Generic | 109 | 28 | $1,240 |
| Potassium Chloride | Generic | 104 | 29 | $2,450 |
| Cephalexin | Generic | 102 | 43 | $781 |
Hospital affiliations
Frequently asked questions
What is Dr. Ann Mercer's medical specialty?
Dr. Ann Mercer practices Internal Medicine Physician in Las Cruces, NM.
Where does Dr. Ann Mercer practice?
Dr. Ann Mercer practices at 2801 Missouri Ave, Las Cruces, NM 880115075. Office phone: 5755226900.
What is Dr. Ann Mercer's NPI?
Dr. Ann Mercer's National Provider Identifier (NPI) is 1811913502, issued by NPPES.
Does Dr. Ann Mercer accept Medicare assignment?
Yes. Dr. Ann Mercer accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Ann Mercer commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.