David Patterson, MD
NPI 1518944396 · Specialist · Pomona, CA
Enrolled with Medicare as Practitioner - Physical Medicine and Rehabilitation · source: CMS PECOS Public Provider Enrollment (2026.04.01)
David Patterson, MD is a Specialist provider in Pomona, CA (NPI 1518944396).
Provider details
- NPI number
- 1518944396
- Entity type
- Individual
- Primary specialty
- SpecialistOther Service Providers
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- A60485 (CA)
Specialties & taxonomies
Other Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
20 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
770 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) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 641 | $77 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 49 | $166 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 36 | $121 |
| Hospital Discharge Day Management, More Than 30 Minutes99239 | 26 | $113 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 18 | $94 |
Typical Medicare-allowed amounts for these services range $77–$166 (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 · 34 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Gabapentin | 54 | 14 |
| Pantoprazole Sodium | 51 | 24 |
| Donepezil Hcl | 41 | 14 |
| Tamsulosin Hcl | 39 | 19 |
| Trazodone Hcl | 38 | — |
| Dextromethorphan Hbr/Quinidinebrand: Nuedexta | 38 | — |
| Duloxetine Hcl | 36 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$194 across 8 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
- 2005-12-22
- Last updated
- 2008-04-11
Frequently asked questions
- What is David Patterson's NPI number?
- David Patterson's National Provider Identifier (NPI) is 1518944396, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is David Patterson's specialty?
- David Patterson is listed in the NPPES registry with a primary specialty of Specialist (Other Service Providers).
- Where is David Patterson located?
- David Patterson's practice location on file with NPPES is 255 E Bonita Avenue, Pomona, CA 91767.
- What is David Patterson's phone number?
- The practice phone number listed in the NPPES registry for David Patterson is (909) 596-7733.
- Does David Patterson accept Medicare?
- David Patterson is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is David Patterson's NPI active?
- Yes — David Patterson's NPI (1518944396) is active in the NPPES registry as of the last update on 2008-04-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.