Douglas Ackerman, M.D.
NPI 1174636344 · Urology Physician · Clackamas, OR
Enrolled with Medicare as Practitioner - Urology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Douglas Ackerman, M.D. is a Urology Physician provider in Clackamas, OR (NPI 1174636344).
Provider details
- NPI number
- 1174636344
- Entity type
- Individual
- Primary specialty
- Urology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- MD00034742 (WA)
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 tenure38% of score
19 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
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 prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 10 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Finasteride | 136 | 71 |
| Tamsulosin Hcl | 121 | 60 |
| Trospium Chloride | 25 | 12 |
| Oxybutynin Chloride | 24 | 12 |
| Oxybutynin Chloridebrand: Oxybutynin Chloride Er | 21 | — |
| Terazosin Hcl | 20 | — |
| Cephalexin | 15 | — |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-08-15
- Last updated
- 2022-02-04
Frequently asked questions
- What is Douglas Ackerman's NPI number?
- Douglas Ackerman's National Provider Identifier (NPI) is 1174636344, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Douglas Ackerman's specialty?
- Douglas Ackerman is listed in the NPPES registry with a primary specialty of Urology Physician (Allopathic & Osteopathic Physicians).
- Where is Douglas Ackerman located?
- Douglas Ackerman's practice location on file with NPPES is 9900 Se Sunnyside Rd, Clackamas, OR 97015-9777.
- What is Douglas Ackerman's phone number?
- The practice phone number listed in the NPPES registry for Douglas Ackerman is (503) 652-2880.
- Does Douglas Ackerman accept Medicare?
- Douglas Ackerman is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Douglas Ackerman's NPI active?
- Yes — Douglas Ackerman's NPI (1174636344) is active in the NPPES registry as of the last update on 2022-02-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.