Sydney Greenberg, FNP, APRN
NPI 1619646262 · Family Nurse Practitioner · Austin, TX
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Sydney Greenberg, FNP, APRN is a Family Nurse Practitioner provider in Austin, TX (NPI 1619646262).
Provider details
- NPI number
- 1619646262
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- FNP, APRN
- Sex
- Female
- Sole proprietor
- No
- License
- 0024182084 (VA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
4 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 14 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 94 | 23 |
| Amlodipine Besylate | 46 | 13 |
| Levothyroxine Sodium | 33 | — |
| Hydrochlorothiazide | 31 | — |
| Lisinopril | 20 | — |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 18 | 14 |
| Allopurinol |
Practice location
Mailing address
Registry dates
- Enumerated
- 2021-09-08
- Last updated
- 2024-08-19
- Certified
- 2024-08-19
Frequently asked questions
- What is Sydney Greenberg's NPI number?
- Sydney Greenberg's National Provider Identifier (NPI) is 1619646262, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sydney Greenberg's specialty?
- Sydney Greenberg is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Sydney Greenberg located?
- Sydney Greenberg's practice location on file with NPPES is 1705 E 11th St, Austin, TX 78702-2709.
- What is Sydney Greenberg's phone number?
- The practice phone number listed in the NPPES registry for Sydney Greenberg is (512) 978-8400.
- Does Sydney Greenberg accept Medicare?
- Sydney Greenberg is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Sydney Greenberg's NPI active?
- Yes — Sydney Greenberg's NPI (1619646262) is active in the NPPES registry as of the last update on 2024-08-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.