NPPES file of Aug 9, 2026

Natalia Bilan, MD

Family Medicine Physician · Rancho Santa Margarita, CA

Natalia Bilan, MD is a family medicine physician with a practice address in Rancho Santa Margarita, California, and NPI 1376644377, issued on Sep 25, 2006. Check the license (California A77152, 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
1376644377
Name
Natalia Bilan
Credential
MD
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
A77152 CA
Self-reported in NPPES; status is on the state search
Practice location
29809 Santa Margarita Pkwy, Rancho Santa Margarita, CA 92688
Phone
(949) 709-5100
Enumerated
Sep 25, 2006
Record last updated
Nov 27, 2007 (not updated in 19 years: call before relying on the address or phone)
Fax
(949) 709-5151
Medicare enrollment
Enrolled (PECOS I20110323000636); accepts Medicare assignment
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 29809 Santa Margarita Pkwy

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

  1. Alexa Desilva, PA-CFamily Medicine Physician1023630753
  2. Peter Desilva, MDFamily Medicine Physician1316045636

Verify Natalia Bilan in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A77152
    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.

54% more Medicare Part D claims than the average family medicine physician in 2024

5,441 Medicare Part D claims for 357 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 13% of claims. 82 claims were for opioids.

  1. Natalia Bilan5,441
  2. Specialty average3,544

Most prescribed

  1. Rosuvastatin Calcium409 claims
  2. Levothyroxine Sodium215 claims
  3. Losartan Potassium158 claims
  4. Amlodipine Besylate147 claims
  5. Lisinopril147 claims
  6. Metoprolol Succinate144 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: $1,260.70

38 payments; by number, the most common kind was food and beverage; the largest payer was AstraZeneca Pharmaceuticals LP. The 55,478 providers of this specialty with any payment received $902.55 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Natalia Bilan$1,260.70
  2. Specialty average$902.55

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

Bills Medicare through one group practice

  1. Excel Physicians Medical CorporationRancho Santa Margarita, CA

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

Natalia Bilan among 17,133 family medicine physician records in California

Natalia Bilan, MD is one of 17,133 family medicine physician records with a practice address in California. 81% 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 6% of them.

  • NPI issued2006 · 6% of these records are older, 59% newer
  • In a Medicare fileYes · 81% of these records are
  • In the CMS Doctors and Clinicians fileYes · 62% of these records are
  • Graduated1989 · median 2005 among the 10,652 with a school on file
  • Record last updated2007 · 58% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

14 family medicine physician records list a practice address in Rancho Santa Margarita

They are 14 of the 479 NPPES records with a practice address in Rancho Santa Margarita, and 17,133 family medicine physician records in California.

The 8 family medicine physician records with the nearest ZIP codes

  1. Mark Adlard, M.D.Rancho Santa Margarita, CA 926881346265766
  2. Mark Cianciola, MDRancho Santa Margarita, CA 926881750371035
  3. Eriel Datuin, MDRancho Santa Margarita, CA 926881487230249
  4. Peter Desilva, MDRancho Santa Margarita, CA 926881316045636
  5. Alexa Desilva, PA-CRancho Santa Margarita, CA 926881023630753
  6. John Foley, MDRancho Santa Margarita, CA 926881699235515
  7. Huy Huynh, DORancho Santa Margarita, CA 926881851975866
  8. Kenneth Kazenelson, M.D.Rancho Santa Margarita, CA 926881275539637

Common questions

What is Natalia Bilan, MD's NPI number?

Natalia Bilan, MD's National Provider Identifier (NPI) is 1376644377, issued on Sep 25, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Natalia Bilan, MD located?

The NPPES record lists a practice address at 29809 Santa Margarita Pkwy, Rancho Santa Margarita, CA, 92688. Phone: (949) 709-5100. Providers update this record themselves, so call before visiting.

How can I verify Natalia Bilan, MD's license?

NPPES lists California license number A77152, 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 Natalia Bilan, MD prescribe under Medicare Part D?

In 2024, Natalia Bilan, MD had 5,441 Medicare Part D claims for 357 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.

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.