Ammar Mahmoud, M.D
NPI 1235578485 · Pain Medicine (Anesthesiology) Physician · De Pere, WI
Enrolled with Medicare as Practitioner - Pain Management · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ammar Mahmoud, M.D is a Pain Medicine (Anesthesiology) Physician provider in De Pere, WI (NPI 1235578485).
Provider details
- NPI number
- 1235578485
- Entity type
- Individual
- Primary specialty
- Pain Medicine (Anesthesiology) PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D
- Sex
- Male
- Sole proprietor
- No
- License
- 125063751 (IL)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
13 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
13 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
734 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
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 .
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) |
|---|---|---|
| Injection of Substance Into Lower Spine Canal Using Imaging Guidance62323 | 102 | $92 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 78 | $123 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 75 | $62 |
| Use of a Drug to Induce Depression of Consciousness By Physician Performing a Procedure (5 Years Or Older), Initial 15 Minutes99152 | 61 | $11 |
| Injection of Anesthetic Or Steroid Into Joint Between Lower Spine and Hip Bone Using Imaging Guidance27096 | 56 | $97 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 7 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Gabapentin | 31 | 13 |
| Oxycodone Hcl/Acetaminophenbrand: Oxycodone-Acetaminophen | 27 | 27 |
| Pregabalin | 25 | — |
| Tramadol Hcl | 21 | — |
| Methocarbamol | 14 | — |
| Metoprolol Succinate | 14 | — |
| Tizanidine Hcl | 14 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$15,968 across 71 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Additional practice locations (12)
- 498 Essex St Ste 102Bangor, ME 04401-3990Phone: (207) 830-2739Fax: (888) 355-6416
- 360 BroadwayBangor, ME 04401-3900Phone: (207) 830-2739Fax: (888) 355-6416
- 925 Union St Ste 2Bangor, ME 04401-3051Phone: (207) 830-2739Fax: (888) 355-6416
- 1501 S Madison StAppleton, WI 54915-1846Phone: (920) 632-6800Fax: (920) 632-6806
- 1506 S Oneida StAppleton, WI 54915-1305Phone: (920) 632-6800Fax: (920) 632-6806
- 614 Memorial DrChilton, WI 53014-1568Phone: (920) 632-6800Fax: (920) 632-6806
- 451 E Brooklyn St Ste 1Chilton, WI 53014-1595Phone: (920) 632-6800Fax: (920) 632-6806
- 1540 Lyon DrNeenah, WI 54956-5035Phone: (920) 632-6800Fax: (920) 632-6806
Registry dates
- Enumerated
- 2013-06-20
- Last updated
- 2025-12-11
- Certified
- 2025-12-11
Frequently asked questions
- What is Ammar Mahmoud's NPI number?
- Ammar Mahmoud's National Provider Identifier (NPI) is 1235578485, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ammar Mahmoud's specialty?
- Ammar Mahmoud is listed in the NPPES registry with a primary specialty of Pain Medicine (Anesthesiology) Physician (Allopathic & Osteopathic Physicians).
- Where is Ammar Mahmoud located?
- Ammar Mahmoud's practice location on file with NPPES is 1716 Lawrence Dr Ste 103, De Pere, WI 54115-9108.
- What is Ammar Mahmoud's phone number?
- The practice phone number listed in the NPPES registry for Ammar Mahmoud is (920) 632-6800.
- Does Ammar Mahmoud accept Medicare?
- Ammar Mahmoud is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ammar Mahmoud's NPI active?
- Yes — Ammar Mahmoud's NPI (1235578485) is active in the NPPES registry as of the last update on 2025-12-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.