NPPES file of Aug 9, 2026

Maria Ellen Ottavi, MD

Obstetrics & Gynecology Physician · Santa Monica, CA

Maria Ellen Ottavi, MD is an obstetrics & gynecology physician with a practice address in Santa Monica, California, and NPI 1841208766, issued on Aug 4, 2006. Check the license (California A46681, 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 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1841208766
Name
Maria Ellen Ottavi
Credential
MD
Primary taxonomy
Obstetrics & Gynecology Physician 207V00000X
License number
A46681 CA
Self-reported in NPPES; status is on the state search
Practice location
2021 Santa Monica Blvd, Santa Monica, CA 90404
Phone
(310) 453-0577
Enumerated
Aug 4, 2006
Record last updated
Feb 6, 2014 (not updated in 12 years: call before relying on the address or phone)
Fax
(310) 453-2832
Medicare enrollment
Enrolled (PECOS I20101229000955); may accept Medicare assignment
Medical or professional school
University Of Iowa, Rj & L Carver College Of Medicine, 1988
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.
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8 nearest obstetrics & gynecology physician records → All 5,088 in California → Look up another NPI →

Also registered at 2021 Santa Monica Blvd

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

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  3. Caroline Colin, M.D.Obstetrics & Gynecology Physician1164608659
  4. Dino Deconcini, MDUrology Physician1689666307
  5. Bella DoshiDentist1023326238
  6. Joan Feltman, M.D.Internal Medicine Physician1053418640

Verify Maria Ellen Ottavi in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A46681    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

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3.2 times the Medicare Part D claims of the average obstetrics & gynecology physician in 2024

533 Medicare Part D claims for 147 beneficiaries, against an average of 165 among the 28,733 providers of this specialty who prescribed in Part D. Brand-name drugs were 29% of claims.

  1. Maria Ottavi533
  2. Specialty average165

Most prescribed

  1. Estradiol86 claims
  2. Estradiol (Twice Weekly)63 claims
  3. Progesterone40 claims
  4. Fluconazole36 claims
  5. Nitrofurantoin Mono-Macro26 claims
  6. Sulfamethoxazole-Trimethoprim25 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.

Industry payments in 2024: $292.47

12 payments; by number, the most common kind was food and beverage; the largest payer was Astellas Pharma US Inc. The 21,429 providers of this specialty with any payment received $1,030.61 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Maria Ottavi$292.47
  2. Specialty average$1,030.61

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Maria Ellen Ottavi among 5,088 obstetrics & gynecology physician records in California

Maria Ellen Ottavi, MD is one of 5,088 obstetrics & gynecology physician records with a practice address in California. 74% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 5% of them.

  • NPI issued2006 · 5% of these records are older, 52% newer
  • In a Medicare fileYes · 74% of these records are
  • In the CMS Doctors and Clinicians fileYes · 53% of these records are
  • Graduated1988 · median 2004 among the 2,700 with a school on file
  • Record last updated2014 · 64% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207V00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Obstetrics & Gynecology Physician providers in California

There are 5,088 obstetrics & gynecology physician records in California.

All 5,088 in California → Every provider in Santa Monica → Obstetrics & Gynecology Physician nationwide →

The 8 obstetrics & gynecology physician records with the nearest ZIP codes

  1. Shamsah Amersi, M.D.Santa Monica, CA 904041699743112
  2. Tristan Bickman, MDSanta Monica, CA 904041245253210
  3. Yvonne Bohn, M.D.Santa Monica, CA 904041417058587
  4. Lawrence Bruksch, M.D.Santa Monica, CA 904041073562203
  5. Richard Frieder, MDSanta Monica, CA 904041457360687
  6. William Growdon, M.D.Santa Monica, CA 904041427154533
  7. Zeina Hijazi, M.DSanta Monica, CA 904041518920974
  8. Karla Iacampo, MDSanta Monica, CA 904041154339083

Common questions

What is Maria Ellen Ottavi, MD's NPI number?

Maria Ellen Ottavi, MD's National Provider Identifier (NPI) is 1841208766, issued on Aug 4, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Maria Ellen Ottavi, MD located?

The NPPES record lists a practice address at 2021 Santa Monica Blvd, Santa Monica, CA, 90404. Phone: (310) 453-0577. Providers update this record themselves, so call before visiting.

How can I verify Maria Ellen Ottavi, MD's license?

NPPES lists California license number A46681, 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 Maria Ellen Ottavi, MD prescribe under Medicare Part D?

In 2024, Maria Ellen Ottavi, MD had 533 Medicare Part D claims for 147 beneficiaries; the average among obstetrics & gynecology physician prescribers was 165. Part D covers Medicare prescriptions only.

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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.