Doctor profile · Federal record
Dr. Mariya Alder, NP
Nurse Practitioner · Grass Valley, CA
- NPI 1518334465
- Accepts Medicare
- 11 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
Operates at 3 locations .
- Primary practice
-
300 Sierra College Dr Ste 150
Grass Valley, CA 959455083
(530) 274-6600 - Additional location
-
155 Glasson Way Bldg 3L-20
Grass Valley, CA 959455723 - Additional location
-
2279 45Th St Fl 2
Sacramento, CA 958171514
(916) 734-5959 - Mailing address
-
Po Box 24132
Seattle, WA 981240132
Credentials & registration
- NPI registered
- August 2015 — 11 yrs on file
- Profile last updated
- August 27, 2025
- Year of graduation
- 2015 — 11 yrs since
- Specialty taxonomy
- 363L00000X — NUCC code
- State license (1)
- California #95002925
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1518334465. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
375
Distinct HCPCS
6
Medicare allowed
$28,625
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 178 | 121 | $86 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 106 | 90 | $58 | |
99443 |
Telephone medical discussion with physician, 21-30 minutes | 26 | 23 | $86 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 24 | 20 | $127 | |
99441 |
Telephone medical discussion with physician, 5-10 minutes | 21 | 21 | $31 | |
99442 |
Telephone medical discussion with physician, 11-20 minutes | 20 | 20 | $58 |
In context: peer comparison
Among 2 peers in this city , average services per provider: 100. This provider delivers 3.8× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
233
Patients
57
Total drug cost
$17,098
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Anastrozole | Generic | 71 | 26 | $3,783 |
| Alendronate Sodium | Generic | 36 | 0 | $326 |
| Letrozole | Generic | 35 | 16 | $1,200 |
| Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) | Brand | 31 | 15 | $1,194 |
| Gabapentin | Generic | 20 | 0 | $1,335 |
| Oxycontin (Oxycodone Hcl) | Brand | 14 | 0 | $8,200 |
| Tamoxifen Citrate | Generic | 14 | 0 | $672 |
| Hydromorphone Hcl | Generic | 12 | 0 | $388 |
Hospital affiliations
Frequently asked questions
What is Dr. Mariya Alder's medical specialty?
Dr. Mariya Alder practices Nurse Practitioner in Grass Valley, CA.
Where does Dr. Mariya Alder practice?
Dr. Mariya Alder practices at 300 Sierra College Dr Ste 150, Grass Valley, CA 959455083. Office phone: 5302746600.
What is Dr. Mariya Alder's NPI?
Dr. Mariya Alder's National Provider Identifier (NPI) is 1518334465, issued by NPPES.
Does Dr. Mariya Alder accept Medicare assignment?
Yes. Dr. Mariya Alder accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Mariya Alder 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 99213); Telephone medical discussion with physician (HCPCS 99443). Source: CMS Medicare Physician & Other Practitioners file.