NPPES file of Aug 9, 2026

Natalie Crawford Curtis, MD

Internal Medicine Physician · Oakland, CA

Natalie Crawford Curtis, MD is an internal medicine physician with a practice address in Oakland, California, and NPI 1659799864, issued on Apr 3, 2014. Check the license (California A138965, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1659799864
Name
Natalie Crawford Curtis
Credential
MD
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
A138965 CA
Self-reported in NPPES; status is on the state search
Practice location
1411 E 31St St, Oakland, CA 94602
Phone
(510) 437-4974
Enumerated
Apr 3, 2014
Record last updated
Mar 19, 2019 (not updated in 7 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20170818001811); accepts Medicare assignment
Medical or professional school
Oregon Health Sciences University School Of Medicine, 2014
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
Download card Updates feed

Also registered at 1411 E 31St St

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Shahram Aarabi, MDVascular Surgery Physician1972700458
  2. Marwan Abdelrahim, M.D.Internal Medicine Physician1538693650
  3. Oluwayemisi Adejumo, M.D.Interventional Cardiology Physician1699031179
  4. Tessa Adler, MDEmergency Medicine Physician1558065524
  5. Omonivie Agboghidi, MDStudent in an Organized Health Care Education/Training Program1104576065
  6. Ruta AionoLactation Consultant (Non-RN)1518833375

Verify Natalie Crawford Curtis in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A138965
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the California license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

Is this page about you? You can ask us to correct, restrict or remove it: how.

22% fewer Medicare Part D claims than the average internal medicine physician in 2024

2,487 Medicare Part D claims for 248 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 33% of claims. 87 claims were for opioids.

  1. Natalie Curtis2,487
  2. Specialty average3,176

Most prescribed

  1. Atorvastatin Calcium193 claims
  2. Ozempic131 claims
  3. Warfarin Sodium108 claims
  4. Trulicity105 claims
  5. Amlodipine Besylate104 claims
  6. Jardiance78 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

The practice group's MIPS final score for 2023 (Medicare payment program): 91 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score82.1
  2. Costout of 100 · 30%64.1
  3. Promoting interoperabilityout of 100 · 25%100.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Bills Medicare through one group practice

  1. Alameda Health SystemOakland, CA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Natalie Crawford Curtis among 17,696 internal medicine physician records in California

Natalie Crawford Curtis, MD is one of 17,696 internal medicine physician records with a practice address in California. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2014, is newer than 74% of them.

  • NPI issued2014 · 74% of these records are older, 24% newer
  • In a Medicare fileYes · 79% of these records are
  • In the CMS Doctors and Clinicians fileYes · 63% of these records are
  • Graduated2014 · median 2004 among the 11,065 with a school on file
  • Record last updated2019 · 61% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

432 internal medicine physician records list a practice address in Oakland

They are 432 of the 18,558 NPPES records with a practice address in Oakland, and 17,696 internal medicine physician records in California.

The 8 internal medicine physician records with the nearest ZIP codes

  1. Lyn Berry, MDOakland, CA 946021528078193
  2. Helen Driscoll, MDOakland, CA 946021720168230
  3. Julia Follette, M.D.Oakland, CA 946021730364480
  4. Sheira Freedman, MDOakland, CA 946021700896396
  5. Elaina Guerin, D.O.Oakland, CA 946021720286446
  6. Kathleen Hicks, M.D.Oakland, CA 946021902850209
  7. Francisco Isolani, M.D.Oakland, CA 946021326185265
  8. Annemarie Mallick, D.O.Oakland, CA 946021588633507

Common questions

What is Natalie Crawford Curtis, MD's NPI number?

Natalie Crawford Curtis, MD's National Provider Identifier (NPI) is 1659799864, issued on Apr 3, 2014. An NPI identifies a provider in billing; it is not a license.

Where is Natalie Crawford Curtis, MD located?

The NPPES record lists a practice address at 1411 E 31St St, Oakland, CA, 94602. Phone: (510) 437-4974. Providers update this record themselves, so call before visiting.

How can I verify Natalie Crawford Curtis, MD's license?

NPPES lists California license number A138965, as entered by the provider. Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Natalie Crawford Curtis, MD prescribe under Medicare Part D?

In 2024, Natalie Crawford Curtis, MD had 2,487 Medicare Part D claims for 248 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.

What is Natalie Crawford Curtis, MD's MIPS final score?

The 2023 MIPS final score is 91 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.