Annabelle Ziv Yfa Kretzschmar Sparks, M.D.

Student in an Organized Health Care Education/Training Program

(415) 600-3954San Francisco, CA
Telehealth Available
NPI Active per CMS — Q2 2026|Medicare Enrolled|Order & Refer

Annabelle Ziv Yfa Kretzschmar Sparks, M.D. practices as part of a group student in an organized health care education/training program specialist practice in San Francisco, CA. She graduated from University of California, San Francisco School of Medicine in 2011 and has 15+ years of clinical experience. An individual who is enrolled in an organized health care education/training program leading to a degree, certification.

At a glance

  • Prescribes opioids less than 47% of reporting doctors in California
  • Uses generic medications more than 81% of reporting doctors in California
  • Virtual visits available — no app or travel required
1 of 269 Student in an Organized Health Care Education/Training Program providers in CASee all Student in an Organized Health Care Education/Training Program in San Francisco15+ years experienceNPI since 2011

Older · 1577dNPPES updated 2022-01-10 · verify on CMS

Contact & Location

Practice Location

2351 Clay St, San Francisco, CA 94115-1931

CMS Clinical Data

How Does This Doctor Compare?

Based on Medicare data, this doctor prescribes opioid pain medications conservatively, favors affordable generic drugs over brand-name ones.

Opioid Rx

↓ Lower = better

1.13%

California avg: 5.2 · US avg: 5.1

Higher than most doctors nationally(-4 pts)

Typical range among reporting doctors in California

1.13% of this doctor's prescriptions are opioid pain medications. Lower means more cautious prescribing.

Generic Rx

↑ Higher = better

92.8%

California avg: 83.3 · US avg: 82.8

Higher than most doctors nationally(+10 pts)

Better than 81% of reporting doctors in California

How often this doctor prescribes affordable generic drugs instead of expensive brand-name ones.

Prescription Recipients

429

Patients prescribed

Prescriptions Written

3,105

Total claims

Total Medicare drug cost: $110k

Percentile rankings compared against 9,360 reporting peers in California.

Data Note: Sourced from CMS Medicare Provider Utilization & Payment Data. Percentile rankings compare this provider against all peers with reported data in the same state. Updated annually to reflect the latest federal reporting cycle.

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Background & Specialty

Education, training, and specialty classification from CMS NPPES and Medicare records.

Career Journey
  1. Graduated medical school · 2011

    University of California, San Francisco School of Medicine

  2. 15 years in practice

    Experienced

An individual who is enrolled in an organized health care education/training program leading to a degree, certification, registration, and/or licensure to provide health care.

Taxonomy: 390200000X

Education & Training

University of California, San Francisco School of Medicine (Class of 2011)

Practice Footprint

Mailing address

2351 Clay St Ste 380, San Francisco, CA 94115-1931

Differs from practice location

Virtual Student in an Organized Health Care Education/Training Program Care With Annabelle Ziv Yfa Kretzschmar Sparks

NPPES records indicate this provider offers telehealth services. Contact the office to confirm availability and scheduling.

Schedule a virtual visit with Annabelle Ziv Yfa Kretzschmar Sparks for follow-ups, medication reviews, and ongoing care — no travel to San Francisco required. The office sends a secure video link before your appointment. Most visits take 15–30 minutes. Medicare enrolled per CMS records.

Frequently Asked Questions

Common questions about Annabelle Ziv Yfa Kretzschmar Sparks

Dr. Sparks is listed as active in the NPI registry with telehealth listed in San Francisco, CA. NPI status alone doesn't confirm open availability — call the office to confirm. Phone: (415) 600-3954.

Verified across 3 federal data sources

Sourced from CMS NPPES · OIG LEIE · CMS Medicare Part D. See Data Methodology.

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Medical Disclaimer: NPI Telehealth is a provider directory for informational purposes only. This page does not constitute medical advice, diagnosis, or treatment recommendations. Provider data is sourced from the CMS NPPES federal registry and public Medicare datasets. NPI Telehealth does not verify clinical qualifications beyond federal records. Data may not reflect real-time availability — always contact the provider's office directly to confirm details before seeking care.

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