Health maintenance organizations: serving L.A. County; ranked by number of Southern California members.

HEALTH MAINTENANCE ORGANIZATIONS

Serving L.A. County; ranked by number of Southern California Memebers

Rank    HMO (Ranking in 2005)                        Enrollment (1)
        * name                                     (current/year ago)
        * HMO                                     * So. California (2)
        * address                                    * L.A. County
                                                     * companywide

   1    Kaiser Foundation Health Plan Inc. (1)      3,125.1/3,110.5
        393 E. Walnut St.                              1,498.8/NA
        Pasadena 91188                              8,445.2/8,404.9
   2    Blue Cross of California (3)                2,800.0 (3) /NA
        21555 Oxnard St.                                 NA/NA
        Woodland Hills 91367                             NA/NA
   3    PacifiCare/Secure Horizons (2)                1,350/1,300
        5995 Plaza Drive                                255/245
        Cypress 90630                                 3,300/3,200
   4    HealthNet of California (4)                     812/837
        21281 Burbank Blvd.                             331/350
        Woodland Hills 91367                          1,600/1,600
   5    L.A. Care Health Plan (5)                      765/769.7
        555 W. Fifth St., 29th Floor                   765/769.7
        Los Angeles 90013                              765/769.7
   6    Blue Shield of California (6)                 499.5/445.2
        6701 Center Drive West                        221.3/196.8
        Los Angeles 90045                             763.4/684.7
   7    CIGNA HealthCare of California (7)            303.3/245.7
        400 N. Brand Blvd.                            302.3/210.5
        Glendale 91203                                  NA/9,700
   8    Aetna Health of California Inc. (8)            200.2/220
        2625 Shadelands Dr.                             NA/92.3
        Walnut Creek 94598                           14,590/13,600
   9    Universal Care Inc. (9)                     159.7 (3) /159.7
        1600 E. Hill St.                                NA/60.6
        Long Beach 90755                            159.7 (3) /159.7
  10    Great-West Healthcare of Calif. Inc.             38/38
        (10)                                             19/19
        655 N. Central Ave., Suite 1900                  59/59
        Glendale 91203

Rank        California          Revenues                PPO
            Affiliates        (in millions)
        (current/year ago)    * companywide
           * hospitals         (2005/2004)
           * physicians       * % spent on
                              medical care

   1          28/NA            NA/$28,000           Dual Choice
           9,211/9,044             92%
   2          NA/406            NA/20,800               NA
            NA/29,615              NA
   3         235/235          14,000/12,000         PacifiCare
          31,000/30,000            85
   4         268/256          11,900/11,600       Health Net Life
          38,000/34,500           82.5             Insurance Co.
   5          82/80              946/924                N/A
           9,450/9,575             945
   6         279/280              NA/7          Shield Spectrum PPO
          29,515/29,126            NA                  Plan
   7         302/302            NA/18,100       Connecticut General
          46,654/46,654            NA           Life Insurance Co.
   8         270/263          22,500/19,900      Aetna Open Choice
          46,182/45,917            NA                   PPO
   9          NA/NA               NA/NA                none
              NA/NA                NA
  10         250/250              NA/NA        Great-West Healthcare
          26,000/26,000            NA                   PPO

Rank         Profile                         Structure
        * year established                 * plan model
          * headquarters                     * status
        * enrollment phone               * parent company

   1           1945                            group
             Oakland                        non-profit
          [phone]                 Kaiser Permanente
   2           1986                         contractual
          Thousand Oaks                       profit
          [phone]          WellPoint Health Networks Inc.
   3           1978                         contractual
             Cypress                          profit
          [phone]             PacifiCare Health Systems
   4           1979                         contractual
          Woodland Hills                      profit
          [phone]                  Health Net Inc.
   5           1997                            mixed
           Los Angeles                      non-profit
          [phone]                       same
   6           1990                            mixed
          San Francisco                     non-profit
          [phone]                       same
   7           1929                         contractual
           Philadelphia                       profit
          [phone]                    Cigna Corp.
   8           1981                            mixed
         Hartford, Conn.                      profit
          [phone]                     Aetnalnc.
   9           1983                            mixed
           Signal Hill                        profit
          [phone]                       same
  10           1994                         contractual
             Glendale                         profit
          [phone]      Great-West Life & Annuity Insurance Co.

Rank    Top Local Executive
        * name
        * Top Local Executive
        * title
        * phone

   1    Dr. Benjamin K. Chu
        president, So. Cal. regio
        [phone]
   2    David Helwig
        ceo, president
        [phone]
   3    James Frey
        ceo
        [phone]
   4    Stephen Lynch
        president, Reg. Health P
        [phone]
   5    Howard A. Kahn
        ceo
        [phone]
   6    Christopher Ciano
        general manager
        [phone]
   7    Christopher De Rosa
        president, gen. manager
        [phone]
   8    Curtis Terry
        reg. head, Health Care D
        [phone]
   9    Jay B. Davis
        exec. vice president
        [phone]
  10    Susan Hallett
        regional president
        [phone]

NA--Not Available

Note: The information on this list was provided by representatives of
the health plans themselves. HMOs are ranked by current commercial
enrollment. L.A. Care Health Plan was the only non-commercial health
plan to be included in order to prevent double counting of enrollment
in government programs.

To the best of our knowledge, this information is accurate as of press
time. While every effort is made to ensure the accuracy and
thoroughness of the list, omissions and typographical errors sometimes
occur. Please send corrections or additions on company letterhead to
the Research Department, Los Angeles Business Journal, 5700 Wilshire
Blvd., Suite 170, Los Angeles 90036. [c] 2006 Los Angeles Business
Journal. This list may not be reprinted in whole or in part without
prior written permission from the editor. Reprints are available from
Wright's Reprints, [phone].

(1) In thousands.

(2) Southern California is defined as Los Angeles, Orange, Ventura, San
Bernardino, Riverside, Imperial and San Diego counties.

(3) Business Journal estimate.

(4) Enrollment figures for Medi-Cal, Healthy Families, California Kids,
Healthy Kids and In-Home Supportive Services.

Researched by David Nusban

Reprinted from the February 20, 2006 issue