Allison Sih, M.D.
NPI 1871955898 · Urology Physician · Berkeley, CA
Enrolled with Medicare as Practitioner - Urology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Allison Sih, M.D. is a Urology Physician provider in Berkeley, CA (NPI 1871955898).
Provider details
- NPI number
- 1871955898
- Entity type
- Individual
- Primary specialty
- Urology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- A171979 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
10 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
1,654 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. 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 .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 354 | $151 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 321 | $109 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 185 | $19 |
| Simple Bladder Irrigation And/Or Instillation51700 | 100 | $88 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 97 | $197 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 19 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Vibegronbrand: Gemtesa | 149 | 46 |
| Tamsulosin Hcl | 143 | 57 |
| Estradiol | 128 | 68 |
| Finasteride | 46 | 22 |
| Mirabegronbrand: Myrbetriq | 44 | 18 |
| Tadalafil | 36 | — |
| Cephalexin | 30 | 24 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,069 across 43 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2016-03-29
- Last updated
- 2023-07-24
- Certified
- 2023-07-24
Frequently asked questions
- What is Allison Sih's NPI number?
- Allison Sih's National Provider Identifier (NPI) is 1871955898, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Allison Sih's specialty?
- Allison Sih is listed in the NPPES registry with a primary specialty of Urology Physician (Allopathic & Osteopathic Physicians).
- Where is Allison Sih located?
- Allison Sih's practice location on file with NPPES is 2999 Regent St Ste 612, Berkeley, CA 94705-2121.
- What is Allison Sih's phone number?
- The practice phone number listed in the NPPES registry for Allison Sih is (510) 848-1727.
- Does Allison Sih accept Medicare?
- Allison Sih is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Allison Sih's NPI active?
- Yes — Allison Sih's NPI (1871955898) is active in the NPPES registry as of the last update on 2023-07-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.