Lauren Mason, PA-C
NPI 1437873189 · Surgical Physician Assistant · Baltimore, MD
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Lauren Mason, PA-C is a Surgical Physician Assistant provider in Baltimore, MD (NPI 1437873189).
Provider details
- NPI number
- 1437873189
- Entity type
- Individual
- Primary specialty
- Surgical Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA-C
- Sex
- Female
- Sole proprietor
- Yes
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
3 yrs in NPPES registry
- Profile completeness25% of score
83% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
43 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) |
|---|---|---|
| Replacement of Knee Joint, Both Sides of Knee27447 | 18 | $184 |
| Replacement of Thigh Bone and Hip Joint With Prosthesis27130 | 14 | $184 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 11 | $113 |
Typical Medicare-allowed amounts for these services range $113–$184 (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 · 11 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Meloxicam | 31 | 28 |
| Amoxicillin | 31 | 17 |
| Oxycodone Hcl/Acetaminophenbrand: Oxycodone-Acetaminophen | 28 | 26 |
| Methylprednisolone | 24 | 23 |
| Cyclobenzaprine Hcl | 17 | 17 |
| Oxycodone Hcl | 17 | 15 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 16 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$386 across 7 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
- 2022-09-27
- Last updated
- 2022-09-27
- Certified
- 2022-09-27
Frequently asked questions
- What is Lauren Mason's NPI number?
- Lauren Mason's National Provider Identifier (NPI) is 1437873189, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Lauren Mason's specialty?
- Lauren Mason is listed in the NPPES registry with a primary specialty of Surgical Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Lauren Mason located?
- Lauren Mason's practice location on file with NPPES is 345 Saint Paul St, Baltimore, MD 21202-2123.
- What is Lauren Mason's phone number?
- The practice phone number listed in the NPPES registry for Lauren Mason is (410) 332-9000.
- Does Lauren Mason accept Medicare?
- Lauren Mason is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Lauren Mason's NPI active?
- Yes — Lauren Mason's NPI (1437873189) is active in the NPPES registry as of the last update on 2022-09-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.