Helene Spivak, MD
NPI 1659397818 · Obstetrics & Gynecology Physician · Rohnert Park, CA
Enrolled with Medicare as Practitioner - Obstetrics/Gynecology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Helene Spivak, MD is a Obstetrics & Gynecology Physician provider in Rohnert Park, CA (NPI 1659397818).
Provider details
- NPI number
- 1659397818
- Entity type
- Individual
- Primary specialty
- Obstetrics & Gynecology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- Yes
- License
- G058849 (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
19 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
176 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 Straightforward Medical Decision Making, If Using Time, 10 Minutes Or More99212 | 78 | $63 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 53 | $97 |
| New Patient Office Or Other Outpatient Visit With Low Level of Medical Decision Making, If Using Time, 30 Minutes Or More99203 | 18 | $121 |
| Fitting and Insertion of Vaginal Support Device57160 | 15 | $81 |
| New Patient Office Or Other Outpatient Visit With Straightforward Medical Decision Making, If Using Time, 15 Minutes Or More99202 | 12 | $80 |
Typical Medicare-allowed amounts for these services range $63–$121 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, 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 · 7 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Estradiol | 135 | 72 |
| Progesterone, Micronizedbrand: Progesterone | 42 | 14 |
| Clobetasol Propionate | 36 | 23 |
| Estradiolbrand: Yuvafem | 20 | — |
| Estradiolbrand: Estring | 18 | — |
| Estradiolbrand: Estradiol (once Weekly) | 17 | — |
| Valacyclovir Hclbrand: Valacyclovir | 12 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$703 across 26 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
- 2006-07-14
- Last updated
- 2022-02-11
Frequently asked questions
- What is Helene Spivak's NPI number?
- Helene Spivak's National Provider Identifier (NPI) is 1659397818, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Helene Spivak's specialty?
- Helene Spivak is listed in the NPPES registry with a primary specialty of Obstetrics & Gynecology Physician (Allopathic & Osteopathic Physicians).
- Where is Helene Spivak located?
- Helene Spivak's practice location on file with NPPES is 5443 Snyder Ln, Rohnert Park, CA 94928-2925.
- What is Helene Spivak's phone number?
- The practice phone number listed in the NPPES registry for Helene Spivak is (707) 792-2229.
- Does Helene Spivak accept Medicare?
- Helene Spivak is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Helene Spivak's NPI active?
- Yes — Helene Spivak's NPI (1659397818) is active in the NPPES registry as of the last update on 2022-02-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.