Douglas Brown, M.D.
NPI 1700945599 · Internal Medicine Physician · Brookfield, WI
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Douglas Brown, M.D. is a Internal Medicine Physician provider in Brookfield, WI (NPI 1700945599).
Provider details
- NPI number
- 1700945599
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 48007 (WI)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
19 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
246 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 161 | $121 |
| Established Patient Office Or Other Outpatient Visit With Straightforward Medical Decision Making, If Using Time, 10 Minutes Or More99212 | 59 | $53 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 26 | $85 |
Typical Medicare-allowed amounts for these services range $53–$121 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 59 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Levothyroxine Sodium | 153 | 34 |
| Metoprolol Succinate | 100 | 22 |
| Losartan Potassium | 96 | 23 |
| Amlodipine Besylate | 72 | 17 |
| Omeprazole | 71 | 19 |
| Rosuvastatin Calcium | 69 | 17 |
| Liothyronine Sodium |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-12-07
- Last updated
- 2010-09-30
Frequently asked questions
- What is Douglas Brown's NPI number?
- Douglas Brown's National Provider Identifier (NPI) is 1700945599, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Douglas Brown's specialty?
- Douglas Brown is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Douglas Brown located?
- Douglas Brown's practice location on file with NPPES is 17160 W North Ave Ste 202, Brookfield, WI 53005-4437.
- What is Douglas Brown's phone number?
- The practice phone number listed in the NPPES registry for Douglas Brown is (262) 797-6770.
- Does Douglas Brown accept Medicare?
- Douglas Brown is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Douglas Brown's NPI active?
- Yes — Douglas Brown's NPI (1700945599) is active in the NPPES registry as of the last update on 2010-09-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.