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.

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Denise Ricker, MD

NPI 1427155118 · Nephrology Physician · Berkeley, CA

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)

Practice location

2905 Telegraph Ave

Berkeley, CA 94705-2063

Phone: (510) 841-0411

Fax: (510) 845-5030

Street-level locationGet directions

More CA providers

Mailing address

2905 Telegraph Ave

Berkeley, CA 94705-2063

Specialties & taxonomies

Nephrology PhysicianPrimary207RN0300XLicense G62963 (CA)
Allopathic & Osteopathic Physicians

Enrolled with Medicare as Practitioner - Nephrology · source: CMS PECOS Public Provider Enrollment (2026.04.01)

Profile Score

Established profile(69/100 index)

A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.

Registry tenure28% of score
20 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

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.

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

Drug

Part D claims (2024)

Beneficiaries

Furosemide

108

Losartan Potassium

Parenteral Amino Acid 20% No.1brand: Prosol

—

Calcium Acetate

Sevelamer Carbonate

Empagliflozinbrand: Jardiance

—

Amlodipine Besylate

Provider details

Practice location

Mailing address

Specialties & taxonomies

Profile Score

What this provider does (Medicare)

What this provider prescribes (Medicare Part D)

Registry dates

Frequently asked questions

Specialties & taxonomies

Frequently asked questions

Profile Score

What this provider does (Medicare)

What this provider prescribes (Medicare Part D)