Peter Mohai, MD
NPI 1831185966 · Rheumatology Physician · Seattle, WA
Enrolled with Medicare as Practitioner - Rheumatology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Peter Mohai, MD is a Rheumatology Physician provider in Seattle, WA (NPI 1831185966).
Provider details
- NPI number
- 1831185966
- Entity type
- Individual
- Primary specialty
- Rheumatology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- MD00015425 (WA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
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
815 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 | 562 | $132 |
| Administration of Chemotherapy Into Vein, 1 Hour Or Less96413 | 120 | $141 |
| Injection of Drug Or Substance Under Skin Or Into Muscle96372 | 76 | $15 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 34 | $94 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 23 | $178 |
Typical Medicare-allowed amounts for these services range $15–$178 (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 · 54 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Prednisone | 279 | 61 |
| Methotrexate Sodiumbrand: Methotrexate | 219 | 45 |
| Hydroxychloroquine Sulfate | 132 | 33 |
| Methylprednisolone | 94 | 48 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 93 | 13 |
| Gabapentin | 90 | 17 |
| Omeprazole |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$2,029 across 78 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
- 2005-09-23
- Last updated
- 2024-12-16
- Certified
- 2024-12-16
Frequently asked questions
- What is Peter Mohai's NPI number?
- Peter Mohai's National Provider Identifier (NPI) is 1831185966, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Peter Mohai's specialty?
- Peter Mohai is listed in the NPPES registry with a primary specialty of Rheumatology Physician (Allopathic & Osteopathic Physicians).
- Where is Peter Mohai located?
- Peter Mohai's practice location on file with NPPES is 1229 Madison St Ste 1450, Seattle, WA 98104-3538.
- What is Peter Mohai's phone number?
- The practice phone number listed in the NPPES registry for Peter Mohai is (206) 844-6001.
- Does Peter Mohai accept Medicare?
- Peter Mohai is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Peter Mohai's NPI active?
- Yes — Peter Mohai's NPI (1831185966) is active in the NPPES registry as of the last update on 2024-12-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.