Doctor profile · Federal record
Dr. Maria van Allen, FNP
Family Nurse Practitioner (CMS: Nurse Practitioner) · Tucson, AZ
- NPI 1164688636
- Accepts Medicare
- MIPS 93.6 / 100 · 2023
- 27 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
50 E Croydon Park RD
Tucson, AZ 857041633
(520) 696-3438
Credentials & registration
- NPI registered
- August 2008 — 18 yrs on file
- Profile last updated
- August 29, 2023
- Year of graduation
- 1999 — 27 yrs since
- Specialty taxonomy
- 363LF0000X — NUCC code
- State license (1)
- Arizona #AP2359
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1164688636. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
646
Distinct HCPCS
6
Medicare allowed
$42,484
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 205 | 113 | $74 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 124 | 88 | $105 | |
94690 |
Test to measure exhaled air for evaluation of lung function at rest | 111 | 89 | $39 | |
93000 |
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | 110 | 90 | $12 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 60 | 60 | $138 | |
36415 |
Insertion of needle into vein for collection of blood sample | 36 | 34 | $8 |
In context: peer comparison
Among 198 peers in this city , average services per provider: 231. This provider delivers 2.8× the peer median.Frequently asked questions
What is Dr. Maria van Allen's medical specialty?
Dr. Maria van Allen practices Family Nurse Practitioner in Tucson, AZ.
Where does Dr. Maria van Allen practice?
Dr. Maria van Allen practices at 50 E Croydon Park RD, Tucson, AZ 857041633. Office phone: 5206963438.
What is Dr. Maria van Allen's NPI?
Dr. Maria van Allen's National Provider Identifier (NPI) is 1164688636, issued by NPPES.
Does Dr. Maria van Allen accept Medicare assignment?
Yes. Dr. Maria van Allen accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Maria van Allen commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99214); Test to measure exhaled air for evaluation of lung function at rest (HCPCS 94690). Source: CMS Medicare Physician & Other Practitioners file.