John Dang, M.D.
NPI 1770826539 · Family Medicine Physician · Milwaukee, WI
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
John Dang, M.D. is a Family Medicine Physician provider in Milwaukee, WI (NPI 1770826539).
Provider details
- NPI number
- 1770826539
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 2016009145 (MO)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
13 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
219 Medicare services, 2024 (ranked within specialty)
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 methodology.
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) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 60 | $109 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 54 | $120 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 29 | $73 |
| Hospital Discharge Day Management, More Than 30 Minutes99239 | 20 | $106 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 17 | $86 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 45 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 172 | 47 |
| Lisinopril | 79 | 28 |
| Amlodipine Besylate | 58 | 15 |
| Losartan Potassium | 48 | 15 |
| Gabapentin | 47 | 12 |
| Insulin Glargine,hum.rec.anlogbrand: Lantus Solostar | 46 | — |
| Levothyroxine Sodium |
Practice location
Mailing address
Registry dates
- Enumerated
- 2013-03-30
- Last updated
- 2016-07-06
Frequently asked questions
- What is John Dang's NPI number?
- John Dang's National Provider Identifier (NPI) is 1770826539, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Dang's specialty?
- John Dang is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is John Dang located?
- John Dang's practice location on file with NPPES is 8701 W Watertown Plank Rd, Milwaukee, WI 53226-3548.
- What is John Dang's phone number?
- The practice phone number listed in the NPPES registry for John Dang is (414) 955-4575.
- Does John Dang accept Medicare?
- John Dang is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is John Dang's NPI active?
- Yes — John Dang's NPI (1770826539) is active in the NPPES registry as of the last update on 2016-07-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.