Doctor profile · Federal record
Dr. Mary Littlehorn, FNP
Family Nurse Practitioner (CMS: Nurse Practitioner) · Emergency Registered Nurse · Tucson, AZ
- NPI 1952645558
- Accepts Medicare
- MIPS 99.2 / 100 · 2023
- 14 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
2732 N Alvernon Way
Tucson, AZ 857121804
(520) 382-3330 - Additional location
-
5304 E. Grant RD.
Tucson, AZ 85712
(520) 324-5070 - Mailing address
-
972 W Dobyns Ln
Tucson, AZ 857043771
Credentials & registration
- NPI registered
- November 2012 — 14 yrs on file
- Profile last updated
- July 6, 2021
- Year of graduation
- 2012 — 14 yrs since
- Specialty taxonomy
- 363LF0000X — NUCC code
- State licenses (2)
- Arizona #F0113199 · Arizona #RN133474
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1952645558. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
1,509
Distinct HCPCS
9
Medicare allowed
$71,895
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
17003 |
Destruction of precancer skin growth, 2-14 growths | 571 | 90 | $5 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 279 | 180 | $74 | |
17000 |
Destruction of precancer skin growth, 1 growth | 205 | 131 | $37 | |
17110 |
Destruction of skin growth, 1-14 growths | 187 | 130 | $94 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 92 | 57 | $104 | |
99203 |
New patient office or other outpatient visit, 30-44 minutes | 65 | 65 | $91 | |
11102 |
Biopsy of related skin growth, first growth | 64 | 50 | $63 | |
99212 |
Established patient office or other outpatient visit, 10-19 minutes | 32 | 28 | $46 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 14 | 14 | $137 |
In context: peer comparison
Among 198 peers in this city , average services per provider: 231. This provider delivers 6.5× the peer median.Open Payments
Industry payments received
All-time total
$1,137
Transactions
46
Manufacturers
10
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| GENZYME CORPORATION | 14 | $374.93 | |
| ABBVIE INC. | 13 | $257.11 | |
| Janssen Biotech, Inc. | 9 | $230.88 | |
| SANOFI-AVENTIS U.S. LLC | 1 | $94.99 | |
| PFIZER INC. | 3 | $43.89 | |
| Galderma Laboratories, L.P. | 1 | $37.05 | |
| Amgen Inc. | 2 | $33.47 | |
| UCB, Inc. | 1 | $27.81 | |
| Novartis Pharmaceuticals Corporation | 1 | $23.98 | |
| Incyte Corporation | 1 | $13.20 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
797
Patients
451
Total drug cost
$25,175
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Ketoconazole | Generic | 170 | 77 | $4,264 |
| Triamcinolone Acetonide | Generic | 101 | 74 | $1,097 |
| Doxycycline Hyclate | Generic | 88 | 53 | $4,318 |
| Clobetasol Propionate | Generic | 86 | 64 | $3,782 |
| Minoxidil | Generic | 48 | 13 | $615 |
| Metronidazole | Generic | 46 | 23 | $4,634 |
| Mupirocin | Generic | 46 | 25 | $376 |
| Fluconazole | Generic | 30 | 26 | $504 |
| Ciclopirox | Generic | 29 | 14 | $1,042 |
| Hydrocortisone | Generic | 29 | 18 | $424 |
Frequently asked questions
What is Dr. Mary Littlehorn's medical specialty?
Dr. Mary Littlehorn practices Family Nurse Practitioner in Tucson, AZ.
Where does Dr. Mary Littlehorn practice?
Dr. Mary Littlehorn practices at 2732 N Alvernon Way, Tucson, AZ 857121804. Office phone: 5203823330.
What is Dr. Mary Littlehorn's NPI?
Dr. Mary Littlehorn's National Provider Identifier (NPI) is 1952645558, issued by NPPES.
Does Dr. Mary Littlehorn accept Medicare assignment?
Yes. Dr. Mary Littlehorn accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Mary Littlehorn commonly perform?
Top Medicare-reported procedures in 2023: Destruction of precancer skin growth, 2-14 growths (HCPCS 17003); Established patient office or other outpatient visit (HCPCS 99213); Destruction of precancer skin growth, 1 growth (HCPCS 17000). Source: CMS Medicare Physician & Other Practitioners file.