Doctor profile · Federal record
Dr. Jack Lin, DO
Internal Medicine Physician (CMS: Internal Medicine) · Internal Medicine Physician · General Practice Physician · Milwaukee, WI
- NPI 1639630098
- Accepts Medicare
- 7 yrs in practice
- Licensed in 2 states
- Male
- Group practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
9200 W Wisconsin Ave
Milwaukee, WI 532263522
(414) 805-6550
fax (414) 805-6565 - Additional location
-
1111 6Th Ave
Des Moines, IA 503142613
(515) 643-2261
fax (515) 643-5802
Credentials & registration
- NPI registered
- March 2019 — 7 yrs on file
- Profile last updated
- August 26, 2025
- Year of graduation
- 2019 — 7 yrs since
- Specialty taxonomy
- 207R00000X — NUCC code
- State licenses (3)
- Wisconsin #81215 · Iowa #R-11707 · Iowa #DO-05987
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1639630098. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
122
Distinct HCPCS
2
Medicare allowed
$9,052
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 100 | 33 | $74 | |
99238 |
Hospital discharge day management, 30 minutes or less | 22 | 21 | $75 |
In context: peer comparison
Among 96 peers in Milwaukee Internal Medicine Physician, average services per provider: 115. This provider delivers 1.1× the peer median.Hospital affiliations
Frequently asked questions
What is Dr. Jack Lin's medical specialty?
Dr. Jack Lin practices Internal Medicine Physician in Milwaukee, WI.
Where does Dr. Jack Lin practice?
Dr. Jack Lin practices at 9200 W Wisconsin Ave, Milwaukee, WI 532263522. Office phone: 4148056550.
What is Dr. Jack Lin's NPI?
Dr. Jack Lin's National Provider Identifier (NPI) is 1639630098, issued by NPPES.
Does Dr. Jack Lin accept Medicare assignment?
Yes. Dr. Jack Lin accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Jack Lin commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Hospital discharge day management (HCPCS 99238). Source: CMS Medicare Physician & Other Practitioners file.