Spencer Johnson, M.D.
NPI 1063579779 · Psychiatry Physician · Temple Hills, MD
Enrolled with Medicare as Practitioner - Psychiatry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Spencer Johnson, M.D. is a Psychiatry Physician provider in Temple Hills, MD (NPI 1063579779).
Provider details
- NPI number
- 1063579779
- Entity type
- Individual
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 17232 (DC)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
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
1,639 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 Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 1,401 | $112 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 97 | $75 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 77 | $183 |
| Psychiatric Diagnostic Evaluation With Medical Services90792 | 64 | $198 |
Typical Medicare-allowed amounts for these services range $75–$198 (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 · 77 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Risperidone | 548 | 49 |
| Olanzapine | 497 | 46 |
| Benztropine Mesylate | 394 | 42 |
| Fluoxetine Hcl | 359 | 42 |
| Clonazepam | 256 | 29 |
| Trazodone Hcl | 240 | 26 |
| Quetiapine Fumarate | 238 | 26 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$783 across 27 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
- 2007-01-02
- Last updated
- 2012-12-10
Frequently asked questions
- What is Spencer Johnson's NPI number?
- Spencer Johnson's National Provider Identifier (NPI) is 1063579779, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Spencer Johnson's specialty?
- Spencer Johnson is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Spencer Johnson located?
- Spencer Johnson's practice location on file with NPPES is 4400 Stamp Rd, Temple Hills, MD 20748-6716.
- What is Spencer Johnson's phone number?
- The practice phone number listed in the NPPES registry for Spencer Johnson is (301) 702-0047.
- Does Spencer Johnson accept Medicare?
- Spencer Johnson is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Spencer Johnson's NPI active?
- Yes — Spencer Johnson's NPI (1063579779) is active in the NPPES registry as of the last update on 2012-12-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.