Doctor profile · Federal record
Dr. Holly Darwin, LCSW
Clinical Social Worker · Tucson, AZ
- NPI 1063705770
- Accepts Medicare
- 28 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
7400 N Oracle RD, Ste 162H
Tucson, AZ 857046583
(520) 979-5606 - Mailing address
-
16595 N Stallion Pl
Tucson, AZ 857399656
Credentials & registration
- NPI registered
- May 2011 — 15 yrs on file
- Profile last updated
- June 15, 2017
- Year of graduation
- 1998 — 28 yrs since
- Specialty taxonomy
- 1041C0700X — NUCC code
- State license (1)
- Arizona #LCSW-103021
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1063705770. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
180
Distinct HCPCS
1
Medicare allowed
$19,348
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
90837 |
Psychotherapy, 1 hour | 180 | 18 | $107 |
In context: peer comparison
Among 14 peers in this city , average services per provider: 178. This provider delivers 1.0× the peer median.Frequently asked questions
What is Dr. Holly Darwin's medical specialty?
Dr. Holly Darwin practices Clinical Social Worker in Tucson, AZ.
Where does Dr. Holly Darwin practice?
Dr. Holly Darwin practices at 7400 N Oracle RD, Tucson, AZ 857046583. Office phone: 5209795606.
What is Dr. Holly Darwin's NPI?
Dr. Holly Darwin's National Provider Identifier (NPI) is 1063705770, issued by NPPES.
Does Dr. Holly Darwin accept Medicare assignment?
Yes. Dr. Holly Darwin accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Holly Darwin commonly perform?
Top Medicare-reported procedures in 2023: Psychotherapy (HCPCS 90837). Source: CMS Medicare Physician & Other Practitioners file.