Doctor profile · Federal record
Dr. Michael Ray, MD PHD
Radiation Oncology Physician (CMS: Radiation Oncology) · Appleton, WI
- NPI 1891888269
- Accepts Medicare
- 28 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
900 E Grant
Appleton, WI 549113487
(920) 738-6340
fax (920) 738-6435 - Mailing address
-
2500 E Enterprise, Unit C
Appleton, WI 54913
Credentials & registration
- NPI registered
- September 2006 — 20 yrs on file
- Profile last updated
- May 1, 2008
- Year of graduation
- 1998 — 28 yrs since
- Specialty taxonomy
- 2085R0001X — NUCC code
- State license (1)
- Michigan #4301073755
- Medicaid
- MI #4537599
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1891888269. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
2,091
Distinct HCPCS
10
Medicare allowed
$173,189
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
77014 |
Ct guidance for insertion of radiation therapy fields | 1,171 | 135 | $43 | |
77427 |
Radiation treatment management, 5 treatment sessions | 275 | 79 | $180 | |
77300 |
Calculation of radiation therapy dose | 145 | 66 | $31 | |
G6002 |
Stereoscopic x-ray guidance for localization of target volume for the delivery of radiation therapy | 132 | 23 | $20 | |
77263 |
Complex radiation therapy planning | 66 | 64 | $159 | |
77338 |
Design and construction of radiation treatment device for high precision radiation therapy | 66 | 62 | $216 | |
77301 |
High precision radiation therapy planning | 60 | 60 | $402 | |
99205 |
New patient office or other outpatient visit, 60-74 minutes | 46 | 46 | $169 | |
77334 |
Design and construction of complex radiation treatment device | 40 | 25 | $58 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 31 | 26 | $91 |
In context: peer comparison
Among 2 peers in Appleton Radiation Oncology Physician, average services per provider: 113. This provider delivers 19× the peer median.Open Payments
Industry payments received
All-time total
$92
Transactions
2
Manufacturers
2
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Bayer Healthcare Pharmaceuticals INC. | 1 | $78.07 | |
| Siemens Medical Solutions USA, INC. | 1 | $13.97 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
207
Patients
82
Total drug cost
$3,504
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Tamsulosin Hcl | Generic | 192 | 82 | $3,277 |
| Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) | Brand | 15 | 0 | $226 |
Hospital affiliations
Frequently asked questions
What is Dr. Michael Ray's medical specialty?
Dr. Michael Ray practices Radiation Oncology Physician in Appleton, WI.
Where does Dr. Michael Ray practice?
Dr. Michael Ray practices at 900 E Grant, Appleton, WI 549113487. Office phone: 9207386340.
What is Dr. Michael Ray's NPI?
Dr. Michael Ray's National Provider Identifier (NPI) is 1891888269, issued by NPPES.
Does Dr. Michael Ray accept Medicare assignment?
Yes. Dr. Michael Ray accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Michael Ray commonly perform?
Top Medicare-reported procedures in 2023: Ct guidance for insertion of radiation therapy fields (HCPCS 77014); Radiation treatment management, 5 treatment sessions (HCPCS 77427); Calculation of radiation therapy dose (HCPCS 77300). Source: CMS Medicare Physician & Other Practitioners file.