Martha Gerteisen, M.D.
NPI 1942297536 · Internal Medicine Physician · Pearland, TX
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Martha Gerteisen, M.D. is a Internal Medicine Physician provider in Pearland, TX (NPI 1942297536).
Provider details
- NPI number
- 1942297536
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- K5539 (TX)
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 tenure25% of score
20 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
836 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 378 | $124 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 147 | $127 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 119 | $89 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 106 | $178 |
| Administration of Influenza Virus VaccineG0008 | 48 | $31 |
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 136 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Rosuvastatin Calcium | 444 | 125 |
| Levothyroxine Sodium | 360 | 98 |
| Atorvastatin Calcium | 292 | 91 |
| Amlodipine Besylate | 250 | 78 |
| Pantoprazole Sodium | 192 | 59 |
| Losartan Potassium | 186 | 52 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,113 across 62 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
Registry dates
- Enumerated
- 2005-09-29
- Last updated
- 2017-01-11
Frequently asked questions
- What is Martha Gerteisen's NPI number?
- Martha Gerteisen's National Provider Identifier (NPI) is 1942297536, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Martha Gerteisen's specialty?
- Martha Gerteisen is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Martha Gerteisen located?
- Martha Gerteisen's practice location on file with NPPES is 8520 W. Broadway Street, Pearland, TX 77584.
- What is Martha Gerteisen's phone number?
- The practice phone number listed in the NPPES registry for Martha Gerteisen is (281) 485-4050.
- Does Martha Gerteisen accept Medicare?
- Martha Gerteisen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Martha Gerteisen's NPI active?
- Yes — Martha Gerteisen's NPI (1942297536) is active in the NPPES registry as of the last update on 2017-01-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.