Doctor profile · Federal record
Dr. Philip Mease, MD
Rheumatology Physician (CMS: Rheumatology) · Seattle, WA
- NPI 1336218171
- Accepts Medicare
- 49 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
1101 Madison St Ste 1000
Seattle, WA 981043556
(206) 386-2001
fax (206) 386-2083
Credentials & registration
- NPI registered
- November 2006 — 20 yrs on file
- Profile last updated
- April 1, 2008
- Year of graduation
- 1977 — 49 yrs since
- Specialty taxonomy
- 207RR0500X — NUCC code
- State license (1)
- Washington #MD00016710
- Medicaid
- WA #7107899
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1336218171. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
19,192
Distinct HCPCS
10
Medicare allowed
$299,794
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
J0717 |
Injection, certolizumab pegol, 1 mg (code may be used for medicare when drug administered under the direct supervision of a physician, not for use when drug is self administered) | 8,000 | 15 | $5 | |
J1602 |
Injection, golimumab, 1 mg, for intravenous use | 7,350 | 35 | $13 | |
J0129 |
Injection, abatacept, 10 mg (code may be used for medicare when drug administered under the direct supervision of a physician, not for use when drug is self administered) | 1,900 | 17 | $42 | |
J0897 |
Injection, denosumab, 1 mg | 1,500 | 24 | $23 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 219 | 163 | $124 | |
96365 |
Infusion into a vein for therapy, prevention, or diagnosis, 1 hour or less | 84 | 60 | $75 | |
96372 |
Injection of drug or substance under skin or into muscle | 57 | 36 | $16 | |
99205 |
New patient office or other outpatient visit, 60-74 minutes | 33 | 33 | $231 | |
96413 |
Administration of chemotherapy into vein, 1 hour or less | 19 | 13 | $154 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 15 | 15 | $88 |
In context: peer comparison
Among 19 peers in Seattle Rheumatology Physician, average services per provider: 469. This provider delivers 41× the peer median.Open Payments
Industry payments received
All-time total
$203,557
Transactions
265
Manufacturers
15
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Ucb, INC. | 51 | $69,402.83 | |
| Abbvie INC. | 40 | $22,995.33 | |
| Pfizer INC. | 31 | $20,193.15 | |
| Ucb Sa | 4 | $19,896.74 | |
| Lilly USA, LLC | 9 | $15,012.49 | |
| Novartis Pharmaceuticals Corporation | 42 | $12,991.14 | |
| Janssen Biotech, INC. | 18 | $12,774.37 | |
| Amgen INC. | 14 | $9,738.24 | |
| Janssen Scientific Affairs, LLC | 33 | $9,483.75 | |
| Takeda Pharmaceuticals U.S.A., INC. | 3 | $4,196.96 | |
| E.R. Squibb & Sons, L.L.C. | 3 | $3,349.18 | |
| GlaxoSmithKline, LLC. | 12 | $1,468.96 | |
| Vertex Pharmaceuticals Incorporated | 2 | $1,000.00 | |
| Eli Lilly and Company | 1 | $875.00 | |
| Fresenius Kabi USA, LLC | 2 | $57.43 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
12
Patients
0
Total drug cost
$68,126
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Orencia (Abatacept) | Brand | 12 | 0 | $68,126 |
Hospital affiliations
Frequently asked questions
What is Dr. Philip Mease's medical specialty?
Dr. Philip Mease practices Rheumatology Physician in Seattle, WA.
Where does Dr. Philip Mease practice?
Dr. Philip Mease practices at 1101 Madison St Ste 1000, Seattle, WA 981043556. Office phone: 2063862001.
What is Dr. Philip Mease's NPI?
Dr. Philip Mease's National Provider Identifier (NPI) is 1336218171, issued by NPPES.
Does Dr. Philip Mease accept Medicare assignment?
Yes. Dr. Philip Mease accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Philip Mease commonly perform?
Top Medicare-reported procedures in 2023: Injection, certolizumab pegol, 1 mg (code may be used for medicare when drug administered under the direct supervision of a physician, not for use when drug is self administered) (HCPCS J0717); Injection, golimumab, 1 mg, for intravenous use (HCPCS J1602); Injection, abatacept, 10 mg (code may be used for medicare when drug administered under the direct supervision of a physician, not for use when drug is self administered) (HCPCS J0129). Source: CMS Medicare Physician & Other Practitioners file.