Maria Andreevna Hwang, DO
Obstetrics & Gynecology · Santa Maria, CA
At a glance
220 S Palisade Dr Ste 203, Santa Maria, CA 93454-8903
Published activity: Removal of the uterus. View counts and coverage
NPPES record updated May 9, 2025. Public records can lag behind changes at a practice.
Before you call: a quick checklist
- Are you accepting new patients?
- Do you accept my specific insurance plan?
- Do you provide the service I need at this address?
- Do I need a referral, and what is the earliest appointment?
Insurance participation and appointment availability are not established by these public records.
Medicare & insurance
Insurance participation is not established by these public records. Ask the practice and your insurer about your specific plan and this location.
How to check your coverage
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Check the official Medicare directory ↗Practice location
220 S Palisade Dr Ste 203Santa Maria, CA 93454-8903
Additional reported practice locations
420 S 5Th AveWest Reading, PA 196112143
Phone: 4846288838
Fax: 4843452393 210 S Palisade Dr Ste 101
Santa Maria, CA 934545932
Phone: 8059220481 116 S Palisade Dr Ste 103
Santa Maria, CA 934548904
Phone: 8059228006
Fax: 8059220184
Education & affiliations
- Medical / professional school
- West Virginia School Of Osteopathic Medicine
- Graduation year
- 2017
- CMS specialties
- Obstetrics/Gynecology
Practice groups
Reported hospital affiliations
- Marian Regional Medical Center Santa Maria, CA
Graduation year does not establish years in practice. A reported affiliation does not establish employment, current admitting privileges, or insurance participation.
Source: CMS National Downloadable File · Published Oct 15, 2026.
Source: CMS Facility Affiliation Data · Published Oct 15, 2026.
Procedures in the public data
Reported activity can help you ask more informed questions about a practice’s services.
| Procedure category | Published Medicare activity |
|---|---|
| Removal of the uterus | 1-10 |
CMS uses a one-year claims window with a reporting lag. Counts cover the Medicare activity included by CMS, not all patients. “1–10” is a published range. Volume is not a quality or outcomes score. Coverage and methodology
Source: CMS Utilization Data · Published Oct 15, 2026.
Find providers with a similar service mix
Compare 2024 published Medicare activity in the same reported specialty, here or in another city.
Industry-reported general payments
No matching general-payment summary in the imported release. This is not a verified zero and does not rule out other payment types or years.
Source: CMS 2025 payments grouped by covered recipient and nature of payments · Published Jun 30, 2026.
Professional details: NPI, taxonomy & registry record
Registry details
- Primary taxonomy
- Obstetrics & Gynecology
- Taxonomy code
- 207V00000X
- Enumeration date
- Jun 7, 2017
- Record updated
- May 9, 2025
More registry details
- Provider type
- Individual · Type 1
- Other reported name
- MARIA ANDREEVNA KOLMAKOVA
- Reported credentials
- DO
Reported taxonomies and licenses
207V00000X · Primary
License reported: 20A18799 CA
207V00000X
License reported: OT017701 PA
License numbers and credentials are reported to NPPES; HCPList does not independently verify them.
Practice location
220 S Palisade Dr Ste 203Santa Maria, CA 93454-8903
- Phone
- (805) 354-7101
- Fax
- (805) 354-7102
Mailing address
210 S PALISADE DR STE 101SANTA MARIA, CA 934545932
Information may be outdated or incomplete. Confirm details directly with the practice. HCPList is an independent directory and is not affiliated with CMS.
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