Doctor profile · Federal record
Dr. Hailyn Nielsen
Student in an Organized Health Care Education/Training Program (CMS: Rheumatology) · San Francisco, CA
- NPI 1306230669
- Accepts Medicare
- MIPS 70.8 / 100 · 2023
- 11 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
505 Parnassus Ave, Room 987
San Francisco, CA 941430119
(415) 476-1528
fax (415) 502-1976
Credentials & registration
- NPI registered
- March 2015 — 11 yrs on file
- Year of graduation
- 2015 — 11 yrs since
- Specialty taxonomy
- 390200000X — NUCC code
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1306230669. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
101
Distinct HCPCS
3
Medicare allowed
$9,913
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
G2212 |
Prolonged office or other outpatient evaluation and management service(s) beyond the maximum required time of the primary procedure which has been selected using total time on the date of the primary service; each additional 15 minutes by the physician or | 41 | 14 | $35 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 36 | 19 | $162 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 24 | 14 | $110 |
In context: peer comparison
Among 52 peers in this city , average services per provider: 58. This provider delivers 1.7× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
80
Patients
11
Total drug cost
$66,831
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Prednisone | Generic | 35 | 11 | $237 |
| Hydroxychloroquine Sulfate | Generic | 19 | 0 | $1,128 |
| Methotrexate (Methotrexate Sodium) | Brand | 15 | 0 | $391 |
| Orencia (Abatacept) | Brand | 11 | 0 | $65,076 |
Hospital affiliations
Frequently asked questions
What is Dr. Hailyn Nielsen's medical specialty?
Dr. Hailyn Nielsen practices Student in an Organized Health Care Education/Training Program in San Francisco, CA.
Where does Dr. Hailyn Nielsen practice?
Dr. Hailyn Nielsen practices at 505 Parnassus Ave, San Francisco, CA 941430119. Office phone: 4154761528.
What is Dr. Hailyn Nielsen's NPI?
Dr. Hailyn Nielsen's National Provider Identifier (NPI) is 1306230669, issued by NPPES.
Does Dr. Hailyn Nielsen accept Medicare assignment?
Yes. Dr. Hailyn Nielsen accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Hailyn Nielsen commonly perform?
Top Medicare-reported procedures in 2023: Prolonged office or other outpatient evaluation and management service(s) beyond the maximum required time of the primary procedure which has been selected using total time on the date of the primary service; each additional 15 minutes by the physician or (HCPCS G2212); Established patient office or other outpatient visit (HCPCS 99215); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.