Denise Ricker, MD
NPI 1427155118 · Nephrology Physician · Berkeley, CA
Enrolled with Medicare as Practitioner - Nephrology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Denise Ricker, MD is a Nephrology Physician provider in Berkeley, CA (NPI 1427155118).
Provider details
- NPI number
- 1427155118
- Entity type
- Individual
- Primary specialty
- Nephrology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- G62963 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
19 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
403 Medicare services, 2024 (ranked within specialty)
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 methodology.
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) |
|---|---|---|
| Dialysis Services, 4 Or More Physician Visits Per Month (20 Years Or Older)90960 | 178 | $400 |
| Home Dialysis Services Per Month (20 Years Or Older)90966 | 166 | $322 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 41 | $101 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 18 | $85 |
Typical Medicare-allowed amounts for these services range $85–$400 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 24 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Furosemide | 108 | 27 |
| Losartan Potassium | 92 | 27 |
| Parenteral Amino Acid 20% No.1brand: Prosol | 84 | — |
| Calcium Acetate | 51 | 17 |
| Sevelamer Carbonate | 50 | 14 |
| Empagliflozinbrand: Jardiance | 37 | — |
| Amlodipine Besylate | 31 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-09-17
- Last updated
- 2007-07-09
Frequently asked questions
- What is Denise Ricker's NPI number?
- Denise Ricker's National Provider Identifier (NPI) is 1427155118, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Denise Ricker's specialty?
- Denise Ricker is listed in the NPPES registry with a primary specialty of Nephrology Physician (Allopathic & Osteopathic Physicians).
- Where is Denise Ricker located?
- Denise Ricker's practice location on file with NPPES is 2905 Telegraph Ave, Berkeley, CA 94705-2063.
- What is Denise Ricker's phone number?
- The practice phone number listed in the NPPES registry for Denise Ricker is (510) 841-0411.
- Does Denise Ricker accept Medicare?
- Denise Ricker is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Denise Ricker's NPI active?
- Yes — Denise Ricker's NPI (1427155118) is active in the NPPES registry as of the last update on 2007-07-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.