Michael Blumenfield, MD
NPI 1558308882 · Psychiatry Physician · Woodland Hills, CA
Michael Blumenfield, MD is a Psychiatry Physician provider in Woodland Hills, CA (NPI 1558308882).
Provider details
- NPI number
- 1558308882
- Entity type
- Individual
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 095232 (NY)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
20 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
1 documented practice location
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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 prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 10 distinct drugs on file.
| Drug | Part D claims (2024) |
|---|---|
| Diazepam | 27 |
| Dextroamphetamine/Amphetaminebrand: Dextroamphetamine-Amphetamine | 16 |
| Desvenlafaxine Succinatebrand: Desvenlafaxine Succinate Er | 15 |
| Clonazepam | 14 |
| Fluoxetine Hcl | 14 |
| Mirtazapine | 11 |
| Benztropine Mesylate | 11 |
| Oxcarbazepine | 11 |
| Topiramate |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$47 across 1 record (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
- 2006-06-02
- Last updated
- 2010-12-01
Frequently asked questions
- What is Michael Blumenfield's NPI number?
- Michael Blumenfield's National Provider Identifier (NPI) is 1558308882, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Michael Blumenfield's specialty?
- Michael Blumenfield is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Michael Blumenfield located?
- Michael Blumenfield's practice location on file with NPPES is 5901 Nita Ave, Woodland Hills, CA 91367-3314.
- What is Michael Blumenfield's phone number?
- The practice phone number listed in the NPPES registry for Michael Blumenfield is (818) 564-4207.
- Is Michael Blumenfield's NPI active?
- Yes — Michael Blumenfield's NPI (1558308882) is active in the NPPES registry as of the last update on 2010-12-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.