Dennis Park, M.D.
NPI 1881600328 · Specialist · San Mateo, CA
Enrolled with Medicare as Practitioner - Orthopedic Surgery · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Dennis Park, M.D. is a Specialist provider in San Mateo, CA (NPI 1881600328).
Provider details
- NPI number
- 1881600328
- Entity type
- Individual
- Primary specialty
- SpecialistOther Service Providers
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- A87715 (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
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
2,148 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 Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 879 | $116 |
| Aspiration And/Or Injection of Fluid From Large Joint20610 | 492 | $73 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 248 | $162 |
| New Patient Office Or Other Outpatient Visit With Low Level of Medical Decision Making, If Using Time, 30 Minutes Or More99203 | 186 | $140 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 88 | $227 |
| Aspiration And/Or Injection of Fluid From Medium Joint |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 8 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Meloxicam | 71 | 34 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 45 | 38 |
| Oxycodone Hcl | 41 | 26 |
| Tramadol Hcl | 38 | 31 |
| Cephalexin | 36 | 28 |
| Gabapentin | 26 | 18 |
| Baclofen | 22 | 22 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$5,849 across 38 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
- 2006-08-01
- Last updated
- 2007-07-09
Frequently asked questions
- What is Dennis Park's NPI number?
- Dennis Park's National Provider Identifier (NPI) is 1881600328, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Dennis Park's specialty?
- Dennis Park is listed in the NPPES registry with a primary specialty of Specialist (Other Service Providers).
- Where is Dennis Park located?
- Dennis Park's practice location on file with NPPES is 77 N San Mateo Dr, San Mateo, CA 94401-2889.
- What is Dennis Park's phone number?
- The practice phone number listed in the NPPES registry for Dennis Park is (650) 342-0854.
- Does Dennis Park accept Medicare?
- Dennis Park is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Dennis Park's NPI active?
- Yes — Dennis Park's NPI (1881600328) is active in the NPPES registry as of the last update on 2007-07-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.