Maksim Marchenko, M.D
NPI 1609197219 · Psychiatry Physician · San Jose, CA
Enrolled with Medicare as Practitioner - Psychiatry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Maksim Marchenko, M.D is a Psychiatry Physician provider in San Jose, CA (NPI 1609197219).
Provider details
- NPI number
- 1609197219
- Entity type
- Individual
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D
- Sex
- Male
- Sole proprietor
- No
- License
- A115203 (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
16 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
133 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 62 | $215 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 42 | $155 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 29 | $111 |
Typical Medicare-allowed amounts for these services range $111–$215 (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 · 42 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Quetiapine Fumarate | 204 | 15 |
| Sertraline Hcl | 200 | 23 |
| Clonazepam | 180 | 23 |
| Olanzapine | 162 | 22 |
| Risperidone | 136 | 18 |
| Bupropion Hclbrand: Bupropion Xl | 130 | 12 |
| Lamotrigine | 101 | — |
Practice location
Mailing address
Registry dates
- Enumerated
- 2010-06-17
- Last updated
- 2015-05-29
Frequently asked questions
- What is Maksim Marchenko's NPI number?
- Maksim Marchenko's National Provider Identifier (NPI) is 1609197219, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Maksim Marchenko's specialty?
- Maksim Marchenko is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Maksim Marchenko located?
- Maksim Marchenko's practice location on file with NPPES is 2001 the Alameda, San Jose, CA 95126-1136.
- What is Maksim Marchenko's phone number?
- The practice phone number listed in the NPPES registry for Maksim Marchenko is (408) 261-7777.
- Does Maksim Marchenko accept Medicare?
- Maksim Marchenko is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Maksim Marchenko's NPI active?
- Yes — Maksim Marchenko's NPI (1609197219) is active in the NPPES registry as of the last update on 2015-05-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.