Doctor profile · Federal record
Dr. Jonathan Tlachac, MD
Anesthesiology Physician (CMS: Anesthesiology) · Anesthesiology Physician · Grafton, WI
- NPI 1629204078
- Accepts Medicare
- 21 yrs in practice
- Licensed in 2 states
- Male
- Group practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
975 Port Washington RD
Grafton, WI 530249201
(262) 329-2135 - Additional location
-
9200 W Wisconsin Ave, Department of Anesthesiology
Milwaukee, WI 532263522
(414) 805-8700
fax (414) 259-1522 - Mailing address
-
Po Box 735044
Chicago, IL 606735044
Credentials & registration
- NPI registered
- May 2009 — 17 yrs on file
- Profile last updated
- October 9, 2023
- Year of graduation
- 2005 — 21 yrs since
- Specialty taxonomy
- 207L00000X — NUCC code
- State licenses (2)
- Wisconsin #54241 · Pennsylvania #MD436211
- Medicaid
- WI #100008639
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1629204078. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
45
Distinct HCPCS
3
Medicare allowed
$3,595
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
00811 |
Anesthesia for other procedure on large bowel using an endoscope | 21 | 21 | $89 | |
00731 |
Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope | 13 | 13 | $97 | |
36620 |
Insertion of artery tube for blood sampling or infusion through skin | 11 | 11 | $42 |
In context: peer comparison
Among 13 peers in Grafton Anesthesiology Physician, average services per provider: 17. This provider delivers 2.6× the peer median.Hospital affiliations
Frequently asked questions
What is Dr. Jonathan Tlachac's medical specialty?
Dr. Jonathan Tlachac practices Anesthesiology Physician in Grafton, WI.
Where does Dr. Jonathan Tlachac practice?
Dr. Jonathan Tlachac practices at 975 Port Washington RD, Grafton, WI 530249201. Office phone: 2623292135.
What is Dr. Jonathan Tlachac's NPI?
Dr. Jonathan Tlachac's National Provider Identifier (NPI) is 1629204078, issued by NPPES.
Does Dr. Jonathan Tlachac accept Medicare assignment?
Yes. Dr. Jonathan Tlachac accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Jonathan Tlachac commonly perform?
Top Medicare-reported procedures in 2023: Anesthesia for other procedure on large bowel using an endoscope (HCPCS 00811); Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope (HCPCS 00731); Insertion of artery tube for blood sampling or infusion through skin (HCPCS 36620). Source: CMS Medicare Physician & Other Practitioners file.